QM.10: Acronyms +-------------+ +-----------------------------------+ | But first, some common-used faces | +-----------------------------------+ :-) Smily face ;-) Smirk/wink 8-) Goggle-eyes B-) Geekoid :-( Sad face :-o WoW! :-| Bored +-) Drunk +-----------------------------------+ | OK, now for the acronyms......... | +-----------------------------------+ +-----+ | A | +-----+ AC Alternating Current (vs DC) ACK Acknowledge (logic signal) ACIA Asynchronous Communication Interface Adapter ACL Advanced CMOS Logic (as in 74ACL245) A/D Analog to Digital AF Audio Frequency AFC Automatic Frequency Control AGC Automatic Gain Control AI Artificial Intelligence ALC Automatic Level Control ALU Arithmetic Logic Unit A/N Alphanumeric ANSI American National Standards Institute ARRL American Radio Relay League AS Advanced Schottky (as in 74AS245) ASIC Application-Specific Integrated Circuit ASK Amplitude-Shift Keying ATC Air Traffic Control AV Audio/Visual AVC Automatic Volume Control +-----+ | B | +-----+ BASIC Beginners' All-purpose Symbolic Instruction Code BBD Bucket Brigade Device BCD Binary Coded Decimal BEV Billion Electron Volts BIFET BIpolar Field-Effect Transistor BNC Baby N Connector BPI Bits Per Inch BPS Bits Per Second BTW By The Way B&W Black & White (TV) BW BandWidth +-----+ | C | +-----+ CAD Computer Assisted Design CADA Computer Assisted Design and Analysis CADD Computer Assisted Design and Development CAE Computer Assisted Engineering CAM Computer Assisted Manufacturing CAN CANcel CAS Column-Address Strobe (logic signal) CATV CAble TeleVision CB Citizens' Band CBI Complementary Binary CC Constant Current CCD Charge Coupled Device (used in cameras) CCITT International Telegraphy and Telephony Consultative Committee CCTV Closed Circuit TeleVision CCW Counter Clock-Wise CD Compact Disk CD-I Compact Disk - Interactive CD-ROM Compact Disk - Read Only Memory CECL Cascode Emitter-Coubled Logic CEMF Counter ElectroMotive Force CerDIP Ceramic Dual Inline Package CES Consumer Electronics Show CF Center Frequency CFM Cubic Feet per Minute CISC Complex Instruction Set Computer (vs RISC) CL Current Loop CMOS Complementary Metal Oxide Semiconductor CP/M Control Program for Microcomputers (operating system) CPI Character Per Inch CPU Central Processing Unit CRC Cyclic Redundancy Check (error detection scheme) CRT Cathode Ray Tube (TV/Monitor display, vs LCD) CS Control Strobe (logic signal) CSA Canadian Standards Association (UL's Canadian counterpart) CTC Counter/Timer Circuit CTS Clear To Send (protocol signal) CV Constant Voltage CVT Constant Voltage Transformer (aka ferroresonant by Sola(tm)) CW ClockWise +-----+ | D | +-----+ D/A Digital to Analog DAC Digital to Analog Converter | Data Acquisition and Control DARPA Defense Advanced Research Projects Agency DAV Data AValiable | DatA Valid (logic signal) dB deciBel DBA DeciBels - Adjusted DBK DeciBels - referred to 1 Kilowatt dBM DeciBels - above or below 1 milliwatt DBV DeciBels - Voltage DBX DeciBels - above reference coupling DC Direct Current (vs AC) DCD Data Carrier Detect (protocol signal) DES Data Encription Standard DIAC Bilateral trigger diode DIL Dual In Line DIN Deutsche Industrie Normenausschuss (aka German Standards Institute :-) DIP Dual Inline Package DLC Dual-Layer Capacitor DMA Direct Memory Access DMM Digital MultiMeter DOD Department of Defense DOS Disk Operating System DOT Department of Transportation DP Data Processing DPDT Dual Pole Dual Throw (as in a switch) DPI Dots Per Inch (as in resolution) DPST Dual Pole Single Throw (as in a switch) DRAM Dynamic Random Access Memory DS Data Strobe (logic signal) DSO Digital Storage Oscilloscope DSP Digital Signal Processing DTL Diode Transistor Logic (predecessor of TTL) DTMF Dual Tone Multi-Frequency (aka Touch Tones(tm)) DTR Data Terminal Ready (protcol signal) DVM Digital Volt-Meter +-----+ | E | +-----+ E2PROM Electricaly Erasable Programmable Read Only Memory EAPROM Electricaly Alterable Read Only Memory EBCDIC Extended Binary Coded Decimal Interchange Code ECC Error Checking and Correction ECL Emitter Coupled Logic EEPROM Electricaly Erasable Programmable Read Only Memory EGA Enhanced Graphics Adapter EIA Electronics Industries Association EL ElectroLuminescent ELF Extremly Low Frequency EMF ElectroMotive Force EMI ElectroMagnetic Interference EMP ElectroMagnetic Pulse ENIAC Electronic Numerical Integrater and Computer (aka first computer) EOT End Of Transmission (protocol signal) EPLD Electricaly Programmable Logic Device EPROM Electricaly Programmable Read Only Memory (UltraViolet erased) EQ EQualizer ESA European Space Agency ESD Electrostatic Sensitive Device (aka CMOS :-) ESR Equivalent Series Resistance EV Electron Volt +-----+ | F | +-----+ F Farad (measure of capacitance) FAA Federal Aviation Administration FAST Fairchild Advanced Schottky TTL (as in 74F245) FAX Facsimile FCC Federal Communications Commision FDC Floppy Disk Controller FET Field Effect Transistor FF Flip Flop FFT Fast Fourier Transform FIFO First In First Out FILO First In Last Out FM Frequency Modulation FORTRAN FORmula TRANslation FP Floating Point FPLA Field Programmable Logic Array FPU Floating Point Unit FSK Frequency-Shift Keying FTP File Transfer Protocol FUBAR Fouled/F***ed Up Beyond Any Recognition/Repair FVC Frequency to Voltage Converter +-----+ | G | +-----+ GA Gate Array GAL Generic Array Logic GCS Gate Controller Switch GFCI Ground Fault Circuit Interrupter GFI Ground Fault Interrupter GFLOPS Billions of FLOating Point operations per Second GIGO Garbage In Garbage Out GND GrouND GPIB General Purpose Interface Bus GPS Global Positioning System +-----+ | H | +-----+ HAL Hardwired Array Logic HC High speed Cmos (as in 74HC245) HCT High speed Cmos with Ttl thersholds (as in 74HCT245) HD High Density HDC Hard Disk Controller HDTV High Definition TeleVision HDX Half DupleX HER High Efficiency Red (as in a LED) HET Hetetodyne HF High Frequency HFS Hierarchical File System HIC Hybrid Integrated Circuit HP Hewlett Packard (company) | Horse Power HPIB Hewlett Packard Interface Bus HPIL Hewlett Packard Interface Loop (as in HP41CX calculator) HTL High Threshold Logic HVDC High Volatage Direct Current HVPS High Volatage Power Supply Hz Hertz (cycles per second) +-----+ | I | +-----+ I2ICE Integrated Instrumentation and InCircuit Emulation IA Instrumentation Amplifier IC Integrated Circuit ICE InCircuit Emulation IEEE Institute of Electrical and Electronics Engineers IF Intermediate Frequency IGFET Insulated Gate Field Effect Transistor IMHO In My Humble Opinion IMNHO In My Not so Humble Opinion IOB Input/Output processor IP Interface Processor IR Current/Resistance | InfraRed IRED InfraRed Emitting Diode ISA Instrument Society of America ISN Information Systems Network ISO In Search Of +-----+ | J | +-----+ JEDEC Joint Electron Device Engineering Council JFET Junction Field Effect Transistor JIS Japanese Industrial Standard JPL Jet Propulsion Laboratory JUG Joint Users Group +-----+ | K | +-----+ K Kilo (1000 units) KA KiloAmpere (1000A) KBPS KiloBits Per Second KEV Kilo Electron Volts KHz Kilo Hertz (1000 cycles per second) KVA Kilo Volt Amperes KWH Kilo Watt Hours +-----+ | L | +-----+ L Inductance L2FET Logic Level Field Effect Transistor LAN Local Area Network LASCR Light Activated Silicon Controlled Rectifier LASER Light Amplification by S...
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