
                           ELECTRONICAL ACRONYMS
             ***********************************************



 AC        ALTERNATING CURRENT
 ACD       ALARM CONTROL DISPLAY
 ACES      AMP COOPERATIVE ELECTRONICS SUB-CONTRACTOR
 ACM       ASSOCIATION FOR COMPUTER MACHINERY
 ACMOS     ADVANCED CMOS
 ACT       ACOUSTIC CHARGE TRANSPORT
 ADC       ANALOG/DIGITAL CONVERTER
 ADCCP     ADVANCED DATA CONTROL PROCEDURES
 ADF       AUTOMATIC DIRECTION FINDING
 ADI       AUTOMATIC DIRECTION INDICATOR
 ADPCM     ADAPTIVE DIFFERENTIAL PULSE-CODE MODULATION
 AF        AUDIO FREQUENCY
 AFA       ADVANCED FUNCTION ARRAY
 AFC       AUTOMATIC FREQUENCY CONTROL
 AGC       AUTOMATIC GAIN CONTROL
 AI        ARTIFICIAL INTELLIGENCE
 AIM       AUTOMATIC IDENTIFICATION MANUFACTURERS
 AIN       ADVANCED INTELLIGENT NETWORK
 AIRPAP    AIR PRESSURE ANALYSIS PROGRAM
 AIS       ALARM INDICATION SIGNALS
 AJ        ANTI JAMMING
 ALGOL     ALGORITHMIC LANGUAGE
 ALS       ACTION LOGIC SYSTEM
 ALU       ARITHMETIC LOGIC UNIT
 AM/PM     AMPLITUDE AND PHASE MODULATION
 AM        AMPLITUDE MODULATION
 AMI       ALTERNATE MARK INVERSION CODES INTERCHANGE
 AND       AND GATE
 ANSI      AMERICAN NATIONAL STANDARDS UNITS
 APA       ALL POINTS ADDRESSABLE CAPABILITY
 APEC      APPLIED POWER ELECTRONICS CONFERENCE
 APF       APPLICATION PROGRAM FUNCTION
 API       APPLICATION PROGRAM INTERFACE
 APL       A PROGRAMMING LANGUAGE
 APM       PULSE POSITION MODULATION
 APP       APPLICATION DATE
 APPANET   PACKET NETWORK
 APPN      ADVANCED PEER TO PEER NETWORKING
 APSE      APPLICATION PROGRAM SUPPORT ENVIRONMENT
 APT       ASYMMETRICAL POWER TRANSFER
 ARAEN     REFERENCE APPARATUS FOR DETERMING PERFORMANCE DATA
 ARB       ARBITRARY WAVEFORM GENERATOR
 ARMA      AUTO REGRESSIVE MOVING AVERAGE MODEL
 ARPA      ADVANCED RESEARCH PROJECTS AGENCY
 ARPANET   ADVANCED RESEARCH PROJECTS AGENCY
 ARQ       AUTOMATIC REPETITION (AS IN PACKET TRANSMISSION)
 ASCII     AMERICAN STANDARD CODE FOR INFORMATION INTERCHANGE
 ASIC      APPLICATION-SPECIFIC INTEGRATED CIRCUIT
 ASK       AMPLITUDE SHIFT KEYING
 ASPI      ADVANCED SCSI PROGRAMMING INTERFACE
 ASR       AUTOMATIC SEND/RECEIVE (AS IN TELETYPE)
 ASSP      ACOUSTIC SPEECH AND SIGNAL PROCESSING
 ASTM      AMERICAN SOCIETY FOR TESTING AND MATERIALS
 AT&T      AMERICAN TELEPHONE AND TELEGRAPH CO.
 ATCRB     AIR TRAFFIC CONTROL RADAR BEACON
 ATIC      TIME ASSIGNMENT WITH SAMPLE INTERPOLATION
 ATM       AUTOMATIC TELLER MACHINE
 ATM       ADVANCED TRANSMISSION METHOD
 ATPG      AUTOMATIC TEST PROGRAM GENERATION
 ATRC      ADVANCED TELEVISION RESEARCH CONSORTIUUM
 ATV       ADVANCED TELEVISION
 AU        ASTRONOMICAL UNIT
 AUTODI    AUTOMATIC DIGITAL NETWORK
 AWG       AMERICAN WIRE GUAGE
 BABT      BRITISH APPROVAL BOARD FOR TELECOMMUNICATIONS
 BARRITT   BARRIER-INJECTED TRANSIT TIME DIODE
 BASIC     BASIC ALL-PURPOSE SYMBOLIC INSTRUCTION CODE
 BBD       BUCKET BRIGADE DEVICES
 BBS       BULLETIN BOARD SYSTEM
 BCCD      BURIED CHANNEL CHARGE-COUPLED DEVICES
 BCD       BINARY CODED DECIMAL CODE
 BCH       BOSE-CHAUDHURI-HOCQENGHEM CODES
 BEL       UNIT
 BERT      BUILT-IN ERROR RATE TEST
 BFO       BEAT FREQUENCY OSCILLATOR
 BFSK      BINARY FREQUENCY SHIFT KEYING
 BHCA      BUSY-HOUR CALL ATTEMPTS
 BIFET     BI-POLAR FIELD EFFECT TRANSMITTER
 BIFET     BINARY FIELD-EFFECT TRANSISTOR
 BIOS      BASIC INPUT/OUTPUT SYSTEM
 BIT       BUILT-IN TEST OBJECTIVES
 BJT       BIPOLAR JUNCTION TRANSISTOR
 BLIP      BACKGROUND LIMITED INFRARED PHOTODETECTOR
 BME       BACKWARD MODE EMULATOR
 BMPM      INPUT BOARD POWER MODULE
 BMU       BASIC MEASUREMENT UNIT
 BNZS      BIPOLAR WITH N ZERO SUBSTITUTION CODES
 BOOK      BINARY ON-OFF KEYING
 BPSK      BINARY PHASE-SHIFT KEYING
 BRI       BASIC RATE INTERFACE
 BSC       BINARY SYMMETRIC CHANNEL
 BSR       BUREAU OF STANDARDS REVIEW
 BWG       BIRMINGHAM WIRE GUAGE
 BWO       BACKWARD-WAVE OSCILLATOR
 C-QUAM    COMPATIBLE QUADRATURE AMPLITUDE MODULATION
 CAD       COMPUTER AIDED DESIGN
 CAE       COMPUTER AIDED ENGINEERING
 CAM       COMPUTER-AIDED MANUFACTURE
 CAMAC     COMPUTER-AIDED MEASUREMENT AND CONTROL
 CAPD      CONTINUOUS AMBULATORY PERITONEAL DIALYSIS
 CASE      COMPUTER AIDED SYSTEM EVALUATION
 CATE      COMPUTER AIDED TEST ENGINEERING
 CATV      COMMUNITY ANTENNA SYSTEM (CABLE TV)
 CBEMA     COMPUTER AND BUSINESS MANUFACTURERS ASSOCIATION
 CCD       CHARGE COUPLED DEVICE
 CCIF      INTERNATIONAL TELEPHONE CONSULTAVE COMMITTEE
 CCIR      INTERNATIONAL RADIO CONSULTIVE COMMITTEE
 CCIS      COMMON CHANNEL INTEROFFICE SIGNALLING
 CCITT     INTERNATIONAL CONSULTIVE COMMITTEE ON TELEPHONY AND
 CCP       CENTRAL CONTROL PROCESSOR
 CCS       COMMON-CHANNEL SIGNALLING
 CCU       CAMERA CONTROL UNIT
 CD-ROM    COMPACT DISK READ-ONLY MEMORY
 CD        COMPACT DISK
 CDFFC     CONTOLLABLE-DISPLACEMENT-FACTOR FREQUENCY CHANGERS
 CDI       COMPUTER DIRECT INPUT
 CDMA      CODE DIVISION MULTIPLE ACCESS TECHNOLOGY
 CDRAM     CACHE DYNAMIC RANDOM-ACCESS-MEMORY
 CEO       CHIEF EXECUTIVE OFFICER
 CEPT      CONFERENCE OF EUROPEAN POSTAL AND TELECOMMUNICATION
 CFA       CROSSED FIELD AMPLIFIER
 CFA       RE-ENTRANT-STREAM CROSSED-FIELD AMPLIFIER
 CFAR      CONSTANT FALSE-ALARM RATES
 CFI       CAD FRAMEWORK INITIATIVE
 CFTA      US CANADA FREE TRADE AGREEMENT
 CGPM      GENERAL CONFERENCE ON WEIGHTS AND MEASURES
 CHDB      COMPATIBLE HIGH-DENSITY POLAR
 CHDL      COMPUTER HARDWARE DESCRIPTION LANGUAGE
 CID       CHARGE-INJECTION DEVICE
 CID       CHARGE-INTERACTION DEVICE
 CIE       COMITE' INTERNATIONAL DE ECLAIRAGE
 CIM/ATT   CONCURRENT INFORMATION MANAGEMENT ACTION ITEM TRACKING
 CIRC      CROSS-INTERLEAVE REED-SOLOMON CODE
 CLNS      CORRECTIONLESS NETWORK SERVICE
 CM        COMMON-MODE INPUTS
 CMOS      COMPLIMENTARY METAL-OXIDE-SEMICONDUCTOR LOGIC
 CNC       COMPUTER NUMERICAL CODE
 CO        CENTRAL OFFICE
 COAX      COAXIAL CABLE
 COBOL     PROGRAMMING LANGUAGE
 COBOL     COMMON BUSINESS ORIENTED LANGUAGE
 COCOM     COORDINATING CONFERENCE FOR MILITARY EXPORT CONTROLS
 CONS      CONNECTION ORIENTED SERVICE
 CPE       CENTRAL PROGRAMMER AND EVALUATOR
 CPI       CHARACTERS PER INCH
 CPS       CHARACTERS PER SECOND
 CPS       CYCLES PER SECOND
 CPSC      CONSUMER PRODUCTS SAFETY COMMISSION
 CPU       CENTRAL PROCESSING UNIT
 CSA       CANADIAN STANDARDS ASSOCIATION
 CTD       CHARGE-TRANSFER DEVICE
 CUT       CONTROL UNIT TERMINAL
 CVD       CHEMICAL VAPOR DEPOSITION
 CW        CONTINUOUS WAVE (I.E. MORSE CODE)
 D/A       DIGITAL-TO-ANALOG
 DAA       DATA ACCESS ARRANGEMENT
 DAC       DATA ACQUISITION CONTROL
 DAC       DIGITAL/ANALOG CONVERTER
 DACS      DIGITAL ACCESS AND CROSS-CONNECT SYSTEM
 DASO      DIRECT ACCESS STORAGE DEVICE
 DASP      DIGITAL ARRAY SIGNAL PROCESSOR
 DB        DECIBEL
 DBD       DEUTSCHE BUNDESPOT TELEKOM
 DBMS      DATA BASE MANAGEMENT SYSTEM
 DBS       DIRECT BROADCAST BY SATELLITE
 DCE       DATA CIRCUIT TERMINATING EQUIPMENT
 DCS       DISTRIBUTED CONTROL SYSTEM
 DDC       DIRECT DIGITAL CONTROL
 DDC       DATA DUTY CYCLE
 DDE       DYNAMID DATA EXCHANGE
 DDL       DATA DEFINITION LANGUAGE
 DDS       DISTRIBUTED DATA MANAGEMENT
 DEA       DRUG ENFORCEMENT AGENCY
 DEC       DIGITAL EQUIPMENT COMPANY
 DEMUX     DEMULTIPLEXER
 DES       DATA ENCRYPTION STANDARD
 DESC      DATA ENTRY SYSTEM CONTROLLER
 DEU       DATA ENCRYPTION UNIT
 DEVICE    DEVICE INPUT FORMAT
 DF        DIRECTION FINDING
 DF        DISSIPATION FACTOR
 DFB       DISTRIBUTED FEEDBACK REFLECTOR
 DFB       DISTRIBUTED FEEDBACK LASER
 DIA       DOCUMENT INTERCHANGE ARCHITECTURE
 DIAC      BILATERAL SHOCKLEY DIODE
 DIN       DIGITAL INPUT
 DIP       DUAL IN-LINE PACKAGE
 DLC       DIGITAL LOGIC CIRCUIT
 DLL       DYNAMIC LINK LIBRARY
 DM        DIFFERENTIAL MODE
 DM        DELTA MODULATION
 DMA       DIRECT MEMORY ACCESS CONTROL
 DME       DISTANCE MEASURING EQUIPMENT
 DMM       DIGITAL MULTI METER
 DMOS      DOUBLE DIFFUSED METAL OXIDE SEMICONDUCTOR
 DOA       EQUIPMENT DEAD-ON-ARRIVAL
 DOF       DEVICE OPERATING FAILURES
 DORC      DEVELOPERS OPEN-RESOURCE SOFTWARE
 DOS       DIGITAL OPERATING SYSTEM
 DOVETT    DOUBLE VELOCITY TRANSIT TIME DIODE
 DP        ELECTRONIC DATA PROCESSING
 DPCM      DIFFERENTIAL PULSE CODE MODULATION
 DPDT      DOUBLE POLE DOUBLE THROW (SWITCH)
 DPSK      DIFFERENTIAL PHASE SHIFT KEYING
 DRAM      DYNAMIC RANDOM ACCESS MEMORY
 DRO       DIALECTRIC RESONATOR OSCILLATOR
 DRO       DIGITAL READOUT
 DS        DIRECT SEQUENCE WAVEFORM
 DSBAM     DOUBLE SIDEBAND AMPLITUDE MODULATION
 DSP       DIGITAL SIGNAL PROCESSING
 DTDN      DIGITAL TIME-DIVISION NETWORK
 DTE       DATA TERMINAL EQUIPMENT
 DTL       DIGITAL TRANSISTOR LOGIC
 DTMF      DUAL-TONE MULTIFREQUENCY SIGNAL
 DVI       DIGITAL VIDEO INTERACTIVE MODE
 DVM       DIGITAL VOLTMETER
 DVST      DIRECT VIEW STORAGE TUBE
 EAROM     ELECTRICALLY ALTERABLE READ-ONLY MEMORY
 EBCDIC    EXTENDED BINARY CODED DECIMAL INTERCHANGE CODE
 EBIC      ELECTRON-BOMBARDMENT-INDUCED-CONDUCTION
 ECG       ELECTROCARDIOGRAM
 ECL       EMITTER COUPLED LOGIC
 ECSA      EXCHANGE CARRIERS STANDARS ASSOCIATION
 EDA       ELECTRONIC DEWSIGN AUTOMATION
 EDC       ENABLE DUTY CYCLE
 EDP       ELECTRONIC DATA PROCESSING
 EEG       ELECTROENCEPHALOGRAM
 EEPROM    ELECTRICALLY ERASABLE PROGRAMMING READ-ONLY MEMORY
 EESM      EMPLOYEE EVALUATOR AND SALARY MANAGER
 EFM       EIGHT-TO-FOURTEEN MODULATION
 EGA       ENHANCED GRAPHICS ADAPTER
 EHF       EXTREMELY HIGH-FREQUENCY BAND
 EIA       ELECTRONIC INDUSTRIES ASSOCIATION
 EIRP      EQUIVALENT ISOTROPICALLY RADIATED POWER
 EISA      EXTENDED INDUSTRY STANDARD ARCHITECTURE
 EL        ELECROLUMINESCENT DISPLAY
 ELF       EXTREMELY LOW FREQUENCY
 EM        ELECTROMAGNETIC DEFLACTION
 EM        EXPANDED MEMORY
 EMC       ELECTRONIC SIGNAL PROCESSOR
 EMC       ELECTRO-MAGNETIC CPMPATIBILITY
 EMG       ELECTROMYOGRAM
 EMI       ELECTROMAGNETIC INTERFERENCE
 EMM       EXPANDED MEMORY MANAGER
 EMR       ELECTROMAGNETIC RELAY
 EMRP      EFFECTIVE MONOPOLE RADIATED POWER
 EOB       END OF BLOCK
 EOF       END OF FIELD
 EPA       ENVIRONMENTAL PROTECTION AGENCY
 EPC       EMBEDDED PC
 EPL       EQUIVALENT PEAK LEVEL
 EPLD      ELECTRICALLY PROGRAMMABLE LOGIC DEVICE
 EPROM     ELECTRICALLY PROGRAMMABLE READ-ONLY MEMORY
 EPROM     ERASABLE PROGRAMMABLE READ-ONLY MEMORY
 EROM      ERASABLE READ-ONLY MEMORY
 ERP       EFFECTIVE RADIATED POWER
 ERS       EFFECTIVE RECEIVER SENSITIVITY
 ES        ELECTROSTATIC DEFLECTION
 ESDI      ENHANCED SMALL DEVICE INDICATOR
 ESR       EQUIVALENT SERIES RESISTANCE
 EXM       EXTENDED MEMORY PARAMETER
 F-TD      FREQUENCY-TIME DODGING WAVEFORMS
 F/V       FREQUENCY TO VOLTAGE CONVERTERS
 FAMOS     FLOATING-GATE AVALANCHE INJECTION MOS TRANSISTORS
 FAST      FAIRCHILD SCHLOTTKY TTL
 FAT       FILE-ALLOCATION TABLE
 FAX       FACSIMILE SYSTEM
 FCC       FEDERAL COMMUNICATIONS COMMISSION
 FDAP      FREQUENCY DOMAIN ARRAY PROCESSOR
 FDDI      FIBRE DISTRIBUTED DATA INTERFACE
 FDM       FREQUENCY-DIVISION MULTIPLEXING
 FDMA      FREQUENCY-DIVISION MULTIPLE ACCESS
 FDNR      FREQUENCY-DEPENDENT NEGATIVE RESISTOR
 FDNR      FREQUENCY DEPENDENT NEGATIVE RESISTANCE
 FEC       FORWARD ERROR CORRECTING
 FEP       FRONT-END PROCESSOR
 FET       FIELD EFFECT TRANSISTOR
 FIFO      FIRST IN FIRST OUT
 FIP       FIELD INSPECTION PROCEDURE
 FIPS      FEDERAL INFORMATION PROCESSING STANDARD
 FIR       FINITE IMPULSE RESPONSE
 FIT       FAILURES PER INTERVAL OF TIME
 FM        FREQUENCY MODULATION
 FMEA      FAILURE MODE AND EFFECTS ANALYSIS
 FMFB      FREQUENCY MODULATION FEEDBACK
 FOM       FIGURE OF MERIT
 FORTRAN   FORMULA TRANSLATOR PROGRAMMING LANGUAGE
 FOT       OPTIMUM WORKING FREQUENCY
 FPGA      FLEXIBLE PROGRAMMING GATE ARRAYS
 FPGA      FIELD PROGRAMMABLE GATE ARRAY
 FPU       FLOATING-POINT PROCESSING UNIT
 FSK       FREQUENCY SHIFT KEYING
 FTA       FAULT-TREE ANALYSIS
 FTC       FEDERAL TRADE COMMISSION
 GAA       GALIUM ARSENIDE
 GAL       GALIUM ARSENIDE LASER
 GAO       GOVERNMENT ACCOUNTING OFFICE
 GCA       GROUND CONTROL APPROACH SYSTEM
 GCS       GATE-CONTROLLED SWITCH
 GDF       GRAPHICAL DISPLAY FILE
 GDI       GRAYLINE DEVICE INTERFACE
 GEG       GOVERNMENT ELECTRONICS GROUP
 GeV       GIGAELECTRONVOLT
 GIC       GENERALIZED IMPEDANCE CONVERTER
 GIF       GRAPHICAL INFORMATION SYSTEM
 GIN       GRAPHIC INPUT
 GKS       GRAPHICS KERNEL SYSTEM
 GM        GIFFORD-MCMAHON CYCLE OF REFRIGERATORS
 GNP       GROSS NATIONAL PRODUCT
 GP        GEOMETRIC PROGRAMMING
 GPIB      GENERAL PURPOSE INTERFACE BUS
 GPS       GLOBAL POSITIONING SYSTEM
 GPSS      GENERAL PURPOSE SIMULATION SYSTEM
 GPWS      GROUND PROXIMITY WARNING SYSTEM
 GR        GENERATION-RECOMBINATION NOISE
 GTD       GEOMETRICAL THEORY OF DIFFRACTION
 GTO       GATE TURN-OFF SWITCH
 GUI       GRAPHIC USER INTERFACE
 H-D       HURTER-DRIFFIELD CURVE
 HCC       HERMETIC CHIP CARRIER
 HCI       HUMAN-COMPUTER INTERFACE
 HDB       HIGH DENSITY POLAR CODE
 HDL       HARDWARE DESCRIPTION LANGUAGE
 HDLC      HIGH-LEVEL DATA-LIN-CONTROL PROTOCOL
 HDSL      HIGH-BIT-RATE DIGITAL SUBSCRIBER LINE
 HDTV      HIGH DEFINITION TELEVISION
 HEMT      HIGH ELECTRON MOBILITY TRANSISTOR
 HEX       HEXIDECIMAL
 HF        HIGH FREQUENCY BAND
 HGC       HERCULES GRAPHICS CARD
 HIC       HYBRID INTEGRATED CIRCUIT
 HIDM      HIGH-INFORMATION DELTA MODULATION
 HIPO      HIERARCHY PLUS INPUT-PROCESSING-OUTPUT
 HIPPI     HIGH PERFORMANCE PARALLEL INTERFACE
 HLL       HIGH-LEVEL LANGUAGE DEBUGGER
 HPA       HIGH POWER AMPLIFIER
 HSPICE    ANALOG SIMULATOR
 HTL       HIGH-THRESHOLD LOGIC
 I/O       INPUT/OUTPUT EQUIPMENT
 I/O       INPUT/OUTPUT DEVICE
 I2L       INTEGRATED INJECTION LOGIC
 IABP      INTRAAORTIC BALLOON PUMP
 IABP      INTERAORTIC BALLOON PUMP
 IACS      INTERNATIONAL ANNEALED COPPER STANDARD
 IBM       INTERNATIONAL BUSINESS MACHINES
 IC        INTEGRATED CIRCUIT
 IC        INTEGER COLUMN POINTER ARRAY
 ICAM      INTEGRATED COMPUTER AIDED MANUFACTURING
 ICE       IN-CIRCUIT EMULATION
 ICG       INTERACTIVE COMPUTER GRAPHICS
 ICMP      INTERNET CONTROL MESSAGE PROTOCOL
 ICPM      INCIDENTAL CARRIER PHASE MODULATION
 ICS       IBM CABLING SYSTEM
 ICX       INTEREXCHANGE CARRIER
 IDE       INTEGRATED DEVELOPMENT ENVIRONMENT
 IEC       INTERNATIONAL ELECTROTECHNICAL COMMISSION
 IEEE      INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS
 IETF      INTERNET ENGINEERING TASK FORCE
 IF        INTERMEDIATE FREQUENCY (AS IN AMPLIFIERS)
 IFF       IDENTIFICATION FRIEND OR FOE
 IGES      INTERNATIONAL GRAPHIC EXCHANGE STANDARD
 IGFET     INSULATED-GATE FIELD EFFECT TRANSISTOR
 IIR       INFINITE RESPONSE
 ILS       INSTRUMENT LANDING SYSTEM
 IMP       INTERFACE MESSAGE PROCESSOR
 IMP       INTERFACE MESSAGE PROCESSOR
 IMPATT    IMPACT AVALANCHE TRANSIT-TIME DIODE
 IMS       INFORMATION MANAGEMENT SYSTEM
 IOCS      INPUT/OUTPUT CONTROL SYSTEM
 IP        INTEGER PROGRAM
 IPC       INTERPROCESS CONTROLLER
 IPC       INFORMATION PROCESSING CODE
 IPL       INITIAL PROGRAM LOAD
 IPL       INITIAL PROGRAM LOAD
 IPPS      INTEGRATED PACKET SWITCHING SERVICE
 IR        INFRARED SPECTRUM
 IR        INFRARED-SENSITIVE GLASSES
 IR        INFRARED DETECTOR
 IR        INFRARED IMAGE CONVERTERS
 IRG       INTERRECORD GAPS
 ISA       INDUSTRY STANDARD ASSOCIATION
 ISAM      INDEXED SEQUENTIAL-ACCESS METHOD
 ISB       INDEPENDENT SIDEBAND MODULATION
 ISDN      INTEGRATED SERVICE DIGITAL NETWORK
 ISFET     ION-SENSITIVE FIELD-EFFECT TRANSISTOR
 ISL       INTEGRATED SCHOTTKY LOGIC
 ISO       INTERNATIONAL STANDARDS ORGANIZATION
 ISU       INTERNATIONAL SYSTEM OF UNITS
 IT        INFORMATION TECHNOLOGY
 ITT       INTERNATIONAL TELEPHONE AND TELEGRAPH
 ITU       INTERNATINAL TELECOMMUNICATIONS UNION
 IVD       INSIDE VAPOR DEPOSITION
 IVDT      INTEGRATED VOICE DATA TERMINAL
 IWU       INTERNETWORK UNIT
 JCL       JOB CONTROL LANGUAGE
 JEDE      JOINT ELECTRON-DEVICE ENGINEERING
 JFET      JUNCTION FIELD EFFECT TRANSISTOR
 JK        FLIP-FLOPS
 JPEG      JOINT PHOTOGRAPHIC EXPERTS GROUP
 JTIDS     JOINT TACTICAL INFORMATION DITRIBUTION SYSTEM
 KB        KILOBYTE
 KCL       KIRCHHOFF'S CURRENT LAW
 KISS      KEEP IT SIMPLE STUPID
 KLIPS     ONE K LOGICAL INFERENCES PER SECOND
 KVL       KIRCHHOFF'S VOLTAGE LAW
 KW        KILOWATT
 LADT      LOCAL AREA DATA TRANSPORT
 LAN       LOCAL AREA NETWORK
 LAN/WAN   LOCAL AREA NETWORK/WIDE AREA NETWORK
 LATA      LOCAL ACCESS AND TRANSPORT AREAS
 LC        TYPE OF OSCILLATOR
 LCD       LIQUID CRYSTAL DISPLAY
 LE        LUMINOUS EFFICIENCY
 LEAF      LOTUS EXTENDED APPLICATIONS FACILITY
 LEC       LOCAL EXCHANGE CARRIER
 LED       LIGHT EMITTING DIODE
 LF        LOW FREQUENCY BAND
 LIFO      LAST-IN FIRST-OUT
 LIM       LOTUS/INTEL/MICROSOFT EXPANDED MEMORY SPECIFICATION
 LINC      LOCAL INTELLIGENT NETWORK CONTROLLER
 LINUX     UNIX LIKE OPERATING SYSTEM
 LIPS      LOGICAL INFERENCES PER SECOND
 LISP      PROGRAMMING LANGUAGE
 LISP      LIST PROCESSOR
 LLC       LOGICAL LIST CONTROL
 LNA       LOW-NOISE AMPLIFIER
 LO        LOCAL OSCILLATOR
 LOC       LARGE-OPTICAL-CAVITY LASERS
 LOF       LOWEST OBSERVED FREQUENCY
 LP        LOG PERIODIC ANTENNA
 LP        LINEAL PROGRAMMING
 LPI       LINES PER INCH
 LPM       LINES PER MINUTE
 LSA       LIMITED-SPACE-CHARGE ACCUMULATION DIODE
 LSB       LOWER SIDEBAND
 LSCVD     LIQUID-SOURCE CHEMICAL VAPOR DEPOSITION
 LSI       LARGE SCALE INTEGRATION
 LU        DECOMPOSITION
 LVAD      LEFT VENTRICULAR ASSIST DEVICE
 MA        MAGNETIC AMPLIFIER
 MAC       MULIPLY/ACCUMULATE
 MAC       MULTIPLEXED ANALOG COMPONENTS
 MAN       METROPOLITAN AREA NETWORK
 MB        MEGABYTE
 MBPS      MEGABYTES PER SECOND
 MBWO      M-BACKWARD-WAVE OSCILLATOR
 MCI       MEDIA CONTROL INTERFACE
 MCM       MULTILAYER CERAMIC MULTICHIP
 MCM       MEMORY CONTROL MODULE
 MCP       MICROCHANNEL PLATE ARRAY
 MCPC      MULTIPLE CHANNEL PER CARRIER
 MCU       MACHINE CONTROL UNIT
 MDA       MONOCHROME DISPLAY ADAPTER
 MDI       MANUAL DATA INPUT
 MF        MEDIUM FREQUENCY BAND
 MFLOP     MILLION FLOATING-POINT OPERATIONS PER SECOND
 MFM       MODIFIED FREQUENCY MODULATION
 MHZ       MEGAHERTZ
 MIB       MANAGEMENT INFORMATION BASE
 MIC       MICROWAVE INTEGRATED CIRCUITS
 MIMD      MULTIPLE-INSTRUCTION-STREAM-MUTIPLE-DATA-STREAM
 MIPS      MILLIONS OF INSTRUCTIONS PER SECOND
 MIS       MANAGEMENT OF INFORMATION SERVICES
 MISFET    METAL-INSULATOR-SEMICONDUCTOR FIELD-EFFECT TRANSIST
 MLS       MICROWAVE LANDING SYSTEM
 MMG       MULTIBUS MANUFACTURERS GROUP
 MMIC      MONOLITHIC MICROWAVE INTEGRATED CIRCUIT
 MMIC      MONOLITHIC MICROWAVE INTEGRATED CIRCUITS
 MMU       MEMORY MANAGEMENT UNIT
 MNA       MODIFIED NODAL APPROACH
 MO        MAGNETIC OPTICAL DRIVE
 MOF       MAXIMUM OBSERVED FREQUENCY
 MOPS      MILLION OPERATIONS PER SECOND
 MOS       METAL OXIDE SURFACE
 MOSFET    METAL-OXIDE-SEMICNDUCTOR FIELD EFFECT TRANSISTOR
 MOTIVE    MODULAR TIMING VERIFIER
 MPA       MONOCHROME DISPLAY ADAPTER
 MPC       MULTIMEDIA PERSONAL COMPUTER
 MPEG      MOTION PICTURE EXPERTS GROUP
 MSAT      MOBILE SATELLITE TERMINAL
 MSS       MASSIVE STORAGE SYSTEM
 MTBF      MEAN TIME BETWEEN FAILURES
 MTF       MODULATION TRANSFER FUNCTION
 MTI       MOVING-TARGET-INDICATOR
 MTS       MOBILE TELEPHONE SYSTEM
 MTTF      MEAN TIME TO FAILURE
 MUF       MAXIMUM USABLE FREQUENCY
 MUSA      MULTIPLE UNIT STEERABLE ARRAY ANTENNA
 MUSE      MULTIPLE SUBNYQUIST SAMPLING ENCODING
 MUX       MULTIPLEXER
 MVS       MULTIPLE VIRTUAL STORAGE
 MWB       MULTI-WIRE BOARD
 NAB       NATIONAL ASSOCIATION OF BROADCASTERS
 NAFTA     NORTH AMERICA FREE TRADE AGREEMENT
 NAND      GATE
 NANPA     NORTH AMERICAN NUMBERING PLAN ADMINISTRATION
 NATO      NORTH ATLANTIC TREATY ORGANIZATION
 NBS       NATIONAL BUREAU OF STANDARDS
 NC        NORMALLY CLOSED
 NC        NOISE CRITERION CURVES
 NC        NUMERICAL CONTROL
 NCC       NATURALLY COMMUTATED CYCLOCONVERTERS
 NCI       NON-CODED INFORMATION CAPABILITY
 NCS       NETWORK CONTROL SYSTEM
 NDB       NON-DIRECTIONAL BEACON
 NDP       NUMERIC DATA PROCESSING
 NDRO      NON-DESTRUCTIVE READ-ONLY
 NEC       NIPPON ELECTRIC COMPANY
 NEMA      NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION
 NEP       NOISE EQUIVALENT POWER
 NETBIOS   NETWORK BASIC INPUT/OUTPUT SYSTEM
 NFPA      NATIONAL FIRE PROTECTION ASSOCIATION
 NGDLC     NEXT GENERATION DIGITAL LOOP CARRIER
 NICE      NORMAL INPUT/OUTPUT CONTROL ENVIRONMENT
 NIST      NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY
 NIU       NORTH AMERICAN ISDN USERS
 NIU       NETWORK INTERFACE UNIT
 NLP       NON-LINEAR PROGRAMMING
 NLP       NON-LINEAR PROGRAM
 NME       NOISE MEASURING EQUIPMENT
 NMOS      N-TYPE METAL OXIDE SEMICONDUCTOR
 NO        NORMALLY OPEN
 NPN       TYPE OF TRANSISTOR
 NRC       NOISE-REDUCTION COEFFICIENT
 NRC       NUCLEAR REGULATORY COMMISSION
 NRE       NEGATIVE RESISTANCE EFFECT
 NRZ       NON-RETURN TO ZERO CODE
 NRZI      NON-RETURN TO ZERO INVERTED CODE
 NSA       NATIONAL SECURITY AGENCY
 NTIA      NATIONAL TELECOMMUNICATIONS AND INFORMATION CRITERIA
 NTT       NIPPON TELEGRAPH AND TELEPHONE
 NVRAM     NON-VOLATILE RANDOM-ACCESS-MEMORY
 O-ROM     OPTICAL READ-ONLY MEMORY
 OAI       OPEN APPLICATIONS INTERFACE
 OAM       OPERATION, ADMINISTRATION, AND MAINTENANCE
 OCR       OPTICAL CHARACTER RECOGNITION
 OCXO      OVEN-CONTROLLED CRYSTAL OSCILLATOR
 OEM       ORIGINAL EQUIPMENT MANUFACTURER
 ONE       OPTIMIZED NETWORK EVOLUTION
 OOK       ON-OFF KEYING
 OOP       OBJECT-ORIENTED PROGRAMMING
 OP-AMP    OPERATIONAL AMPLIFIER
 OR        OR GATE
 OR/NOR    GATES
 OS/2      OPERATING SYSTEM
 OS        OPERATING SYSTEM
 OSF       OPEN SOFTWARE FOUNDATION
 OSHA      OCCUPATION AND HEALTH ADMINISTRATION
 OSI       OPEN SYSTEMS INTERCONNECTION
 OSPF      OPEN SHORTEST PATH FIRST
 OSS       OPERATIONS SUPPORT SYSTEM
 OTA       OFFICE OF TECHNOLOGY ASSESSMENT
 OTP       ONE-TIME PROGRAMMABLE
 OVD       OUTSIDE VAPOR DEPOSITION
 OWF       OPTIMUM WORKING FREQUENCY
 PAC       PRIMARY ADDRESS CODE
 PACS      PLANT AUTOMATION COMMUNICATIONS SYSTEM
 PAL       PHASE ALTERNATION LINE SYSTEM
 PAL       PROGRAMMABLE ARRAY LOGIC
 PAM       PRECISION APPROACH RADAR
 PBX       PRIVATE BRANCH EXCHANGE
 PC        PERSONAL COMPUTER
 PC-MOS    OPERATING SYSTEM
 PCB       PRINTED CIRCUIT BOARD
 PCD       PROCESS CONTROL DEVICE
 PCLP      PERSONAL COMPUTER LAN PROGRAM
 PCM       PULSE CODE MODULATION
 PCMCIA    PC MEMORY CARD INTERFACE ASSOCIATION
 PCS       PERSONAL COMPUTER SYSTEM
 PDL       PROGRAMMING DESIGN LANGUAGE
 PDM       PULSE DURATION MODULATION
 PDQ       PRE-ROUTE DELAY QUANTIFIER
 PDS       PROGRAM DEVELOPMENT SYSTEM
 PE        PHASE ENCODING
 PEL       PICTURE ELEMENT
 PEM       PREDICTION ERROR MODULES
 PES       PERSONAL EARTH STATION
 PF        POWER FACTOR
 PFKEY     PROGRAM FUNCTION KEY
 PFM       PULSE FREQUENCY MODULATION
 PFN       PULSE FORMING NETWORK
 PGA       PROFESSIONAL GRAPHICS ADAPTER
 PGF       PRESENTATION GRAPHICS FEATURE
 PIC       PROGRAMMABLE INTERRUPT CONTROLLER
 PICK      OPERATING SYSTEM
 PICS      PRODUCTION INVENTORY CONTROL SYSTEM
 PID       PROPORTIONAL PLUS INTEGRAL PLUS DERIVATIVE LOOPS
 PIF       PROGRAM INFORMATION FILES
 PILOT     PROGRAMMING LANGUAGE
 PIO       PROGRAMMED INPUT/OUTPUT
 PIP       PICTURE-IN-PICTURE SYSTEM
 PIXEL     PICTURE ELEMENT
 PLA       PROGRAMMABLE LOGIC ARRAY
 PLC       PROGRAMMABLE LOGIC CONTROLS
 PLCC      PLASTIC LEADLESS CHIP CARRIER
 PLD       PROGRAMMABLE LOGIC DEVICE
 PLD       PROGRAMMED LOGIC DEVICE
 PLL       PHASE LOCKED LOOP
 PMOS      P-TYPE METAL OXIDE SEMICONDUCTOR
 PNP       TYPE OF TRANSISTOR
 POD       PROCESSOR SOCKET
 PPL       PROGRAM PRODUCTION LIBRARY
 PRI       PRIMARY RATE INTERFACE
 PRO       PROGRAMMABLE REMOTE OPERATION
 PROLOG    PROGRAMMING LANGUAGE
 PROM      PROGRAMMABLE READ-ONLY MEMORY
 PSL       PROGRAM SUPPORT LIBRARY
 PSL/PSA   PROBLEM STATEMENT LANGUAGE/PROBLEM STATEMENT ANALYZER
 PSL       PORTABLE STANDARD LISP
 PSN       PACKET SWITCHING NODE
 PSPIC     ANALOG SIMULATOR
 PSTN      PUBLIC SWITCHED TELEPHONE NETWORK
 PSW       PROGRAM STATUS WORD
 PTM       PULSE TIME MODULATION
 PTO       PUBLIC TELECOMMUNICATONS ORGANIZATION
 PTT       POSTAL TELEPHONE AND TELEGRAPH
 PWM       PULSE WIDTH MODULATION
 PZT       LEAD ZIRCONIUM TITANATE
 Q         QUALITY FACTOR
 QAM       QUADRATURE PHASE SHIFT KEYING
 QBE       QUERY-BY-EXAMPLE LANGUAGE
 QFP       QUAD FLAT PACK
 QNN       QUANTUM NEURAL NETWORK
 QP        QUADRATURE PROGRAMMING
 QPSK      QUARTENARY PHASE SHIFT KEYING
 QZCC      QUADRATURE ZERO-CROSSING COUNTER
 R/W       READ/WRITE MEMORY
 R/W       READ/WRITE
 R&D       RESEARCH AND DEVELOPMENT
 RA        RECEIVER ATTEMUATION
 RA        RELIABILITY APPORTIONMENT
 RAB       REFLECTED SHADOW BOUNDARY
 RAID      DISK-DRIVE
 RAM       RANDOM ACCESS MEMORY
 RAMDAC    RANDOM-ACCESS-MEMORY DATA ACQUISITION CONTROL
 RAP       RELIABLE ACOUSTIC PATH
 RASTI     RAPID SPEECH TRANSMISSION INDEX
 RBDT      REVERSE BREAKDOWN THYRISTOR
 RCL       RISK CURRENT LIMIT
 READ      RELATIVE ELEMENT ADDRESS DESIGNATE CODE
 RFC       REQUEST FOR COMMENTS
 RFP       REQUEST FOR PROPOSAL
 RHI       RANGE HEIGHT INDICATOR
 RISC      REDUCED INSTRUCTION SET COMPUTER
 RLC       REMOTE LINE CONCENTRATOR
 RMON MIB  REMOTE MONITORING INFORMATION BASE
 RMON      REMOTE MONITORING OF NETWORKS
 RO        READ ONLY
 ROC       RECEIVER OPERATING CHARACTERISTICS CURVES
 ROM-BIOS  READ ONLY MEMORY-BASIC INPUT/OUTPUT SYSTEM
 ROM       READ-ONLY MEMORY
 RPM       REVOLUTIONS PER MINUTE
 RRS       REMOTE SWITCHING UNIT
 RSS       REQUIRED RESPONSE SPECTRA
 RT        RISC TECHNOLOGY
 RTD       RESISTANCE THERMAL DETECTOR
 RTE       REAL-TIME EXTENSION
 RTIC      REAL TIME INTERFACE CONNECTOR
 RTL       RESISTOR-TRANSISTOR LOGIC
 RTMX      REAL-TIME MULTIPLATFORM UNIX
 RTOS      REAL TIME OPERATING SYSTEM
 SA        SINOATRIAL NODES
 SAC       SMART ACCESS CONTROLLER
 SADT      STRUCTURED ANALYSIS AND DESIGN TECHNIQUE
 SAM       SERIAL-ACCESS-MEMORY ARRAY
 SAM       SURFACE-AIR MISSILE
 SAMA      SCIENTIFIC APPARATUS MANUFACTURERS ASSOCIATION
 SAP       SERVICE ACCESS POINTS
 SAS       SWITCHED ACCESS SYSTEM
 SAW       SURFACE ACOUSTIC WAVE
 SBC       SINGLE BOARD COMPUTER
 SCA       SUBSIDIARY FM COMMUNICATONS AUTHORIZATIONS
 SCCD      SURFACE-CHANNEL CHARGE-COUPLED DEVICE
 SCH       SEPARATE-CONFINEMENT HETEROJUNCION LASER
 SCPC      SINGLE CHANNEL PER CARRIER
 SCPI      STANDARD COMMANDS FOR PROGRAMMING
 SCR       SILICON CONTROLLED RECTIFIER
 SCRIPT    FORMATTER COMPONENT OF OCF
 SCS       SILICON CONTROLLED SWITCH
 SCSI      SMALL COMPUTER SYSTEM INTERFACE
 SCSI      SMALL COMPUTER SYSTEMS INTERFACE
 SDH       SYNCHRONOUS DIGITAL HIERARCHY
 SDLC      SYNCHRONOUS-DATA-LINK-CONTROL PROTOCOL
 SDN       SOFTWARE DEFINED NETWORK
 SDR       SIGNAL-TO-DISTORTION RATIO
 SEC       SECONDARY-ELECTRON CONDUCTIVITY TUBE
 SECAM     SYSTEME ELECTRONIQUE COLEUR AVEC MEMOIRE TELEVISION
 SEM       SCANNING ELECTRON MICROSCOPE
 SEMI      SEMICONDUCTOR EQUIPMENT AND MATERIALS INTERNATIONAL
 SHF       SUPER HIGH FREQUENCY
 SHG       SECOND HARMONIC GENERATION
 SI        SYSTEME INTERNATIONAL UNIT
 SIA       SEMI-CONDUCTOR INDUSTRY ASSOCIATION
 SID       SUDDEN IONESPHERIC DISTURBANCE
 SIG       SPECIAL INTEREST GROUP
 SIMD      SINGLE-INSTRUCTION-STREAM-MULTIPLE-DATA-STREAM
 SIMIC     SIMULATED INTEGRATED CIRCUITS
 SIMM      SINGLE IN-LINE MEMORY MODULE
 SIP       SINGLE IN-LINE PACKAGE
 SISD      SINGLE-INSTRUCTION-STREAM-SINGLE-DATA-STREAM
 SLAC      STRAIGHT LINE ACCELLERATOR
 SLIC      SUBSCRIBER'S LINE INTERFACE
 SLM       SINGLE-LONGITUDINAL-MODE LASER
 SLT       SOLID LOGIC TECHNOLOGY
 SMA       STANDARD MAINTENANCE ALLOWANCE
 SMDS      SWITCHED MULTIMEGABIT DATA SERVICE
 SMI       STRUCTURE OF MANAGEMENT INFORMATION
 SMPTE     SOCIETY OF MOTION PICTURE AND TELEVISION ENGINEERS
 SMR       SPECIALIZED MOBILE RADIO SYSTEMS
 SMR       SPECIALIZED MOBILE RADIO SYSTEMS
 SMS       SEMICONDUCTOR-METAL-SEMICONDUCTOR
 SMS       SEMICONDUCTOR-METAL-SEMICONDUCTOR PHOTODETECTORS
 SNAFU     SITUATION NORMAL - ALL FOULED UP
 SNMP      SIMPLE NETWORK MANAGEMENT PROTOCOL
 SNR       SIGNAL/NOISE RATIO
 SOA       SAFE OPERATING AREA
 SOI       SILICON ON INSULATOR
 SONET     SYNCHRONOUS OPTICAL NETWORK
 SOS       SILICON ON SAPPHIRE
 SP        STOCHASTIC PROGRAMMING
 SP        SWITCHING POINT
 SPC       STORED-PROGRAM CONTROL
 SPDT      SINGLE POLE DOUBLE THROW (SWITCH)
 SPECIAL   SPECIFICATION AND ASSERTION LANGUAGE
 SPG       SYNC-PULSE GENERATOR
 SPICE     SIMULATION PROGRAM WITH INTEGRATED CIRCUIT EMPHASIS
 SPL       SOUND PRESSURE LEVELS
 SPOOL     SIMULTANEOUS PERIPHERAL OPERATIONS ON LINE
 SPSC      SINGLE CHANNEL PER CARRIER DIVISION
 SPST      SINGLE POLE SINGLE THROW (SWITCH)
 SPW       SIGNAL PROCESSING WORK SYSTEM
 SQL       STRUCTURED QUERY LANGUAGE
 SQUID     SUPER-CONDUCTING QUANTUM INTERFERENCE DEVICE
 SR        FLIP-FLOPS
 SR        SATURABLE REACTOR
 SRAM      STATIC RANDOM INTERFACE MEMORY
 SRPI      SERVER-REQUESTOR PROGRAMMING INTERFACE
 SRV       SERVER
 SSB       SINGLE SIDE BAND
 SSBAM     SINGLE SIDEBAND AMPLITUDE MODULATION
 SSBAM-S   SINGLE-SIDEBAND AMPLITUDE MODULATION-SUPPRESSED CARRIER
 SSCAD     SPACE STRUCTURE COMPUTER AIDED DESIGN
 SSI       SMALL SCALE INTEGRATION
 SSI       SINGLE SIGNAL INTERCONNECT
 SSOP      SURFACE-MOUNT SHRINK SMALL-OUTLINE PACKAGE
 SSR       SOLID STATE RELAYS
 SST       SINGLE SIDEBAND TRANSMISSION
 STC       SOUND-TRANSMISSION-TIME RATING
 STC       SENSITIVITY TIME CONTROL
 STC       SOUND-TRANSMISSION-CLASS RATINGS
 STL       STUDIO TRANSMITTER LINK
 STL       SCHOTTKY I2L
 STP       SIGNAL TRANSFER POINT
 STS       SYNCHRONY SERVICE AND TRANSPORT SYSTEM
 SVG       STATIC VAR GENERATOR
 SVM       SCAN-VELOCITY MODULATION
 SYM       SYMBOLIC SYSTEM
 TASI      SPEECH INTERPRETATION TECHNIQUES
 TCAS      TRAFFIC-ALERT AND COLLISION AVOIDANCE SYSTEM
 TCM       TRELLIS CODED MODULATION
 TCP/IP    TERMINAL CONTROL PROGRAM
 TCSPC     TRUSTED COMPUTER SYSTEM EVALUATION CRITERIA
 TCXO      TEMPERATURE-COMPENSATED CRYSTAL OSCILLATOR
 TDM       TIME-DIVISION MULTIPLEXING
 TDMA      TIMR-DIVISION MULTIPLE ACCESS
 TE        TRANSVERSE ELECTRIC WAVES
 TE        THERMAL ELECTRIC COOLERS
 TED       TRANSFERRED ELECTRON EFFECT DEVICE
 TEO       TRANSFERRED-ELECTRON OSCILLATOR
 TEP       TRANSEQUATORIAL PROPAGATION
 TES       TELEPHONY EARTH STATION
 TFT       THIN FILM TRANSISTOR
 THG       THIRD HARMONIC GENERATION
 THG       THIRD HARMONIC GENERATION
 TIA       TELECOMMUNICATIONS INDUSTRY ASSOCIATION
 TIGA      TEXAS INSTRUMENTS GRAPHICS ARCHITECTURE
 TIP       TERMINAL INTERFACE PROGRAM
 TIP       TERMINAL INTERFACE PROCESSOR
 TLC       TRANMISSION LINE CALCULATOR
 TLD       TELEFONICA LONG DISTANCE OF PUERTO RICO
 TLP       TRANSMISSION LEVEL POINTS
 TMA-MAX   OPERATING SYSTEM
 TMN       TELECOM MANAGEMENT NETWORK
 TMS       TIME MUTIPLEXED SWITCH
 TNM       TWISTED NEMATIC MODE
 TNT       TRINITROTOLUENE SOUND SOURCE
 TOI       THIRD ORDER INTERCEPT POINT
 TPE       TEST PLANNING AND EVALUATION
 TQFP      THIN QUAD FLAT PACK
 TR        TRANSMIT-RECEIVE TUBE
 TRAPATT   TRAPPED PLASMA AVALANCHE TRIGGERED TRANSIT DIODE
 TRIAC     TRIODE ALTERNATING CURRENT SEMICONDUCTOR SWITCH
 TRIAC     BILATERAL SILICON-CONTROLLED RECTIFIER
 TS        TERMINAL SERVER
 TSEM      TRANSMISSION SECONDARY-ELECTRON MULTIPLICATION
 TSI       TIME SLOT INTERFACE
 TSN       TELEMETRY SYSTEM FOR NEUROPHYSIOLOGY
 TSOP      THIN SMALL-OUTLINE PACKAGE
 TSR       TERMINATE & STAY RESIDENT PC PROGRAMS
 TSS       TANGENTIAL SIGNAL SENSITIVITY
 TTC       TELEMETRY TRACKING AND CONTROL
 TTL       TRANSISTOR-TRANSISTOR LOGIC
 TTY       TELETYPEWRITER
 TUV       TRUE-VALUE
 TVS       TELEPHONE VIDEO SYSTEM
 TVS       TRANSIENT VOLTAGE SUPPRESSION
 TWT       TRAVELLING WAVE TUBE
 UART      UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER
 UDFFC     UNITY-DISPLACEMENT-FACTOR FREQUENCY CHANGER
 UFC       UNRESTRICTED FREQUENCY CHANGER
 UHF       ULTRA HIGH FREQUENCY
 UJT       UNIJUNCTION TRANSISTOR
 UL        UNDERWRITERS LABORATORY
 UNI       BEARER USER NETWORK INTERFACE
 UNIOP     UNIVERSAL OPERATOR PANEL INSTRUMENTS
 UNIX      OPERATING SYSTEM
 UPC       UNIVERSAL PRODUCT CODE
 UPFFC     UNITY-POWER-FACTOR FREQUENCY CHANGER
 USART     UNIVERSAL SYNCHRONOUS-ASYNCHRONOUS RECEIVER TRANSMITTER
 USAT      ULTRA SMALL APERTURE TERMINAL
 USB       UPPER SIDEBAND
 USNC      U.S. NATIONAL COMMITTEE
 UTC       COORDINATED UNIVERSAL TIME
 UTP       UNSHIELDED PAIR
 UTS       ULTIMATE TENSILE STRENGTH
 UV        ULTRA VIOLET
 V/F       VOLTAGE-TO-FREQUENCY CONVERTER
 VAX       VIRTUAL ADDRESS EXTENSION
 VAX       DIGITAL EQUIPMENT TRADEMARK
 VBR       VARIABLE BIT RATE
 VC        VIRTUAL CIRCUIT
 VCO       VOLTAGE CONTROLLED OSCILLATOR
 VCR       VIDEO CASSETTE RECORDER
 VDE       VERBAND DEUTSCHER ELEKTRO TECHNIKER
 VDI       VIRTUAL DEVICE INTERFACE
 VDT       VIDEO DISPLAY TERMINAL
 VENIX     OPERATING SYSTEM
 VGA       VIDEO GRAPHIC ANALYSIS
 VHDL      VERY-HIGH-SPEED INTEGRATED CIRCUIT
 VHF       VERY HIGH FREQUENCY BAND
 VHS       TYPE OF VIDEO RECORDER
 VHSIC     VERY-HIGH-SPEED INTEGRATED CIRCUIT
 VIR       VERTICAL-INTERVAL-REFERENCE CIRCUIT
 VIT       VERTICAL INTERVAL TEST SIGNAL
 VLB       VIDEO LOCAL BUS
 VLF       VERY LOW FREQUENCY BAND
 VLSI      VERY LARGE SCALE INTEGRATION
 VLSI      VERY LARGE SCALE INTEGRATED CIRCUIT
 VM        VUILLEUMIER CYCLE REFRIGERATOR
 VME       VERSA MODULE EUROPE (SINGLE BOARD COMPUTER)
 VMOS      V-GROOVE METAL OXIDE SEMICONDUCTOR
 VPM       VIDEO PROCESSOR MODULE
 VPN       VIRTUAL PRIVATE NETWORK
 VSAM      VIRTUAL STORAGE ACCESS METHOD
 VSAM      VIRTUAL STORAGE ACCESS METHOD
 VSAT      VERY SMALL APERTURE TERMINAL
 VSBAM     VESTIGIAL SIDEBAND AMPLITUDE MODULATION
 VSWR      VOLTAGE STANDING WAVE RATIO
 VTM       VOLTAGE-TUNABLE MAGNETRON
 VTR       VIDEO TAPE RECORDER
 VTS       VIRTUAL TERMINAL SERVICE
 VU        VOLUME UNIT
 VXI       BASE MODULE
 WAN       WIDE AREA NETWORK
 WAN       WIDE AREA NETWORKING
 WARC      WORLD ADMINISTRATIVE RADIO CONFERENCE
 WGN       WHITE GAUSSIAN NOISE
 WGN       WHITE GAUSSIAN NOISE
 WO        WRITE ONLY
 WORM      WRITE ONCE/READ MANY
 WWV       STANDARD FREQUENCY AND TIME TRANSMISSIONS
 WWW       WORLD WIDE WEB
 WYGINS    WHAT YOU GET IS NO SURPRISE
 WYSIWYG   WHAT YOU SEE IS WHAT YOU GET
 XENIX     OPERATING SYSTEM
 XGA       EXTENDED GRAPHICS ARCHITECTURE
 XMA       EXPANDED MEMORY ADAPTER
 XMODEM    COMMUNICATION PROTOCOL
 XOR       GATE
 XTK       CROSSTALK TOOL KIT
