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Folkscanomy Electronics: Articles

A collection of articles regarding electronics projects, acquired from a wide variety of sources. Most are simple essays or articles.



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Folkscanomy Electronics Articles: A Cheap and Easy High-Speed Data Connection
Topics: antenna, ghz, antennas, inch, wireless, networking, adapter, aironet, dbi, yagi, driven element,...
Folkscanomy Electronics Articles: A High-Performance 2-Meter Transverter
Topics: antenna, figure, dgfet, mhz, relay, ohm, amidon, radio, signal, noise, ham radio, noise figure,...
Folkscanomy Electronics Articles: 902-MHz Loop Yagi Antenna
Topics: antenna, element, mounting, boom, loop, driven, yagi, holes, brass, mount, driven element, loop...
Folkscanomy Electronics Articles: A 3456 MHz Linear Transverter
Topics: mhz, output, amplifier, transmit, transverter, diode, power, srd, vdc, brass, local oscillator,...
Folkscanomy Electronics Articles: A 10 Dollar Phone Patch
Topics: audio, kit, patch, accukeyer, hal, frequency, complete, ptt, mhz, utilizes, phone patch, complete...
Folkscanomy Electronics Articles: A 146 and 445 MHz J-Pole Antenna
Topics: antenna, center, mhz, tab, pipe, feedpoint, copper, figure, lower, element, lower element, pvc...
Folkscanomy Electronics Articles: ALE standard 188 141B
Topics: data, link, appendix, ale, station, protocol, pdu, table, message, sequence, status current,...
Folkscanomy Electronics Articles: A Circularly Polarized 60 GHz Microstrip Antenna
Topics: microstrip, polarization, antenna, ghz, frequency, waveguide, quadrature, msp, figure, polarization...
Folkscanomy Electronics Articles: An Inexpensive Low Noise Preamplifier for 432 MHz
Topics: input, amplifier, transistor, noise, soldered, circuit, center, construction, tuned, kmc, noise...
Folkscanomy Electronics Articles: An Introduction To The Bilateral Transverter
Topics: dbm, antenna, copper, transverter, vhf, transceiver, output, turns, bilateral, collector, close...
Folkscanomy Electronics Articles: A Spectrum Analyzer for the Radio Amateur
Topics: analyzer, spectrum, amplifier, mhz, signal, output, vco, filter, input, dbm, spectrum analyzer,...
Folkscanomy Electronics Articles: An Introduction to Surface-Mount Devices
Topics: solder, smd, smds, components, component, soldering, tweezers, flux, braid, glue, web site,...
Folkscanomy Electronics Articles: A PIC Of An IDer
Topics: pic, ider, program, code, microchip, morse, programmer, mhz, hex, timer, morse code, web site
Folkscanomy Electronics Articles: Cutting Current to Size
Topics: current, transformer, voltage, turns, wire, calibration, measuring, donut, ratio, current...
Folkscanomy Electronics Articles: Ceramic Bandpass Filters-Boon or Bane
Topics: bandpass, ceramic, resonator, filter, filters, unloaded, dielectric, center, frequency, loss,...
Folkscanomy Electronics Articles: Elevator A Simple 220-MHz FM Transverter
Topics: transceiver, elevator, fig, voltage, turns, crystal, antenna, output, relay, power, radio relay,...
Folkscanomy Electronics Articles: Explore USB with this USB to CI-V Interface
Topics: usb, interface, adapter, device, port, arrl, serial, ferrite, figure, gnd, usb interface, surface...
Folkscanomy Electronics Articles: Doppler-Ultrasound Heart Monitor
Topics: transducer, doppler, piezoelectric, crystals, frequency, ultrasonic, impedance, energy, solder,...
Folkscanomy Electronics Articles: DTMF-Converter And HF-Link Controller
Topics: dtmf, uplink, software, downlink, relay, control, ascii, ost, nigel, serial, rights reserved,...
Folkscanomy Electronics Articles: Electronics and Brain Control
Topics: microwave, brain, mhz, electromagnetic, subjects, human, birds, synaptic, hep, sensations, brain...
Folkscanomy Electronics Articles: Find Fault with Your Coax
Topics: pulse, transmission, tdr, impedance, signal, coax, cable, reflected, surge, wave, velocity factor,...
Folkscanomy Electronics Articles: Finding Cable Faults
Topics: cable, tdr, impedance, reflected, awg, pulse, crt, fault, cables, voltage, return loss, reflected...
Folkscanomy Electronics Articles: Digital Signal Processing
Topics: frequency, fft, domain, signal, data, fourier, sampling, transform, dsp, digital, frequency domain,...
Folkscanomy Electronics Articles: Dual-Band Twin Lead Antenna
Topics: twin, antenna, lead, coax, center, coaxial, swr, inches, velocity, radiator, twin lead, velocity...
Folkscanomy Electronics Articles: Defining Your Function Keys
Topics: prompt, command, key, function, sequence, programming, dos, sys, arrow, keystrokes, function key,...
Folkscanomy Electronics Articles: D-Star Digital Data-CryptoUP
Topics: repeater, mode, encryption, radio, file, cryptoup, callsign, settings, dns, simplex, digital data
Folkscanomy Electronics Articles: Night-Vision Scopes
Topics: scope, voltage, image, scopes, power, tripler, supply, tube, circuit, active, power supply, image...
Folkscanomy Electronics Articles: One-Chip AFSK Generator
Folkscanomy Electronics Articles: Optocoupler Devices
Topics: optocoupler, ired, output, phototransistor, optocouplers, input, current, voltage, triac, circuit,...
Folkscanomy Electronics Articles: N0GSG Portable Radio Direction Finder
Topics: khz, antenna, antennas, direction, finder, signal, audio, receiver, pin, leds, direction finder,...
Folkscanomy Electronics Articles: Nifty E-Z Guide to D-STAR Operation
Topics: repeater, call, data, select, sign, routing, software, programming, mode, gateway, call sign, sign...
Folkscanomy Electronics Articles: Making Printed Circuit Boards
Topics: board, copper, boards, knife, etching, foil, etch, method, pads, strips, light sensitive, copper...
Folkscanomy Electronics Articles: PTT Control From Receiver Audio
Topics: audio, signal, circuit, transmitter, relay, ttl, ptt, impedance, ulb, led
Folkscanomy Electronics Articles: Locating Power Line Noise Using TV Waveforms
Topics: noise, power, arcing, pattern, pulses, figure, voltage, observed, locating, vertical, sine wave,...
Folkscanomy Electronics Articles: N0GSG DSP Radio Direction Finder
Topics: antenna, signal, unit, switching, bearing, doppler, calibration, antennas, audio, main unit,...
Folkscanomy Electronics Articles: Microprocessor-Controlled Repeater Voting System
Topics: audio, disable, repeater, channel, cor, voter, selection, gnd, signal, input, repeater site,...
Folkscanomy Electronics Articles: Printed Circuit Boards--An Easier Way
Topics: image, circuit, board, exposure, transfer, pattern, transferred, burnishing, material, removed,...
Folkscanomy Electronics Articles: Radio Astronomy And The Search For Extraterrestial Intelligence
Topics: antenna, radio, mhz, frequency, receiver, bandwidth, noise, extraterrestrial, arecibo, hhh, water...
Folkscanomy Electronics Articles: Rock Solid RF
Topics: frequency, vco, fllbs, fll, receiver, quency, vfo, output, khz, synthesizer, block diagram, radio...
Folkscanomy Electronics Articles: Pocket-Size VHF SWR Meter
Topics: swr, bnc, led, pickup, voltage, connector, groundplane, meter, trimmer, epoxy, swr meter, vhf swr,...
Folkscanomy Electronics Articles: Single-Board No-Tune 902-MHz Transverter
Topics: transverter, mhz, amplifier, fig, avantek, microwave, dbm, filters, oscillator, filter, rights...
Folkscanomy Electronics Articles: Practical Spread Spectrum-An Experimental Transmitted-Reference Data Modem
Topics: fig, data, mhz, output, program, sequence, transmitter, doubly, squint, satellite, doubly balanced,...
Folkscanomy Electronics Articles: Practical Spread Spectrum-Achieving Synchronization with the Slip-Pulse Generator
Topics: fig, output, clock, generator, mhz, signal, pulse, doubly, synchronization, mixer, doubly balanced,...
Folkscanomy Electronics Articles: Practical Spread-Spectrum-Clock Recovery With the Synchronous Oscillator
Topics: oscillator, synchronous, fig, synchronization, output, circuit, clock, frequency, trace, signal,...
Folkscanomy Electronics Articles: The New Industrial Revolution-Packet Radio And Networking
Topics: data, packet, aloha, communications, networks, radio, network, computer, protocol, ethernet, local...
Folkscanomy Electronics Articles: The Magical Audio Filter
Topics: circuit, peaking, notch, tool, capacitors, frequency, resistor, wire, resistors, perfboard, notch...
Folkscanomy Electronics Articles: The Real Inventor Of Wireless
Topics: loomis, wireless, aerial, wire, electromagnetic, mahlon, patent, system, marconi, lirst, aerial wire
Folkscanomy Electronics Articles: The Global Positioning System
Topics: gps, satellite, receiver, user, satellites, navigation, data, pseudorange, error, code, satellite...
Folkscanomy Electronics Articles: Talking Repeater Controller
Topics: controller, repeater, audio, dtmf, timer, message, voice, hex, messages, program, repeater...
Folkscanomy Electronics Articles: The Sociology of Regulations
Topics: gray, order, ham, alvarion, rule, antennas, antenna, radio, amateur, ham radio, gray areas, gray...
Folkscanomy Electronics Articles: Want a Good Microwave Antenna-Drink More Coffee
Topics: atv, antenna, coffee, signal, antennas, horn, cans, probe, video, gain, max signal, ham radio,...
Folkscanomy Electronics Articles: Understanding Ungrounded Oscilloscope Measurements
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Topics: scope, signal, differential, chassis, ground, amplifier, ungrounded, mode, circuit, common, mark...
Folkscanomy Electronics Articles: 2.4GHz Pringles Can Antenna
Topics: pringles, connector, copper, pipe, wire, collector, hole, cut, glue, nuts
Folkscanomy Electronics Articles: 903-MHz Linear Amplifiers
Topics: fig, amplifier, output, amplifiers, mounted, artwork, board, device, idling, relay, rights...
Folkscanomy Electronics Articles: 902- to 144-MHz Receive Converter
Topics: ceramic, converter, gaasfet, capacitors, circuit, mixer, trimmer, power, piston, feedthrough, noise...
Folkscanomy Electronics Articles: Converting Radar Detectors to 10-GHz Rigs
Topics: gunn, mhz, wideband, diode, radar, oscillator, tuning, figure, frequency, ghz, ham radio, receive...
Folkscanomy Electronics Articles: Building a Decent RF Network
Topics: network, data, user, antenna, backbone, wep, access, wep key, link, mac, hsmm, antenna boss, user...
Folkscanomy Electronics Articles: Build This Solid-State PA for 440 MHz
Topics: transistor, amplifier, uneico, capacitor, flange, microstrip, emitter, mica, mounted, output
Folkscanomy Electronics Articles: Build a 2-Meter Intermod Notch Trap
Topics: coil, mah, notch, filter, helical, solder, paging, swr, intermod, mhz, notch filter, helical coil,...
Folkscanomy Electronics Articles: Chat on the Air with LinPSK
Topics: linpsk, text, settings, qso, macro, ham, modes, clicking, alc, linux, general settings, sound card,...
Folkscanomy Electronics Articles: Crystal Oscillators
Topics: crystal, frequency, resonant, resonance, circuit, resonators, reactance, series, crystals,...
Folkscanomy Electronics Articles: CW Transmitter for 902 MHz
Topics: fig, output, exciter, filter, power, mhz, capacitors, amplifier, brass, oscillator, rights...
Folkscanomy Electronics Articles: Dielectric Materials at Microwave Frequencies
Topics: dielectric, permittivity, microwave, sample, materials, coaxial, frequency, material, cavity,...
Folkscanomy Electronics Articles: Home-Brew the Blockbuster
Topics: watts, supply, capacitor, power, plate, chassis, transformer, output, amplifier, power supply,...
Folkscanomy Electronics Articles: Introducing Spread Spectrum
Topics: signal, mhz, sequence, data, bandwidth, vhf, frequency, code, fcc, direct sequence, spread...
Folkscanomy Electronics Articles: Improving the K1FO 8874 432-MHz Amplifier
Topics: amplifier, plate, grid, collet, cathode, tuning, tube, arrl, flapper, socket, plate current, arrl...
Folkscanomy Electronics Articles: IRLP-The Internet Radio Linking Project
Topics: irlp, repeater, node, nodes, audio, internet, linux, nsw, reflector, voip, mcmurdo station, web...
Folkscanomy Electronics Articles: High Power Magnetron Transmitter
Topics: magnetron, power, frequency, transmitter, waveguide, cathode, output, oven, amplifier, voltage,...
Folkscanomy Electronics Articles: Microwave Propagation
Topics: microwave, ghz, scatter, density, signals, waves, qso, vhf, radio, microwaves, rain scatter, radio...
Folkscanomy Electronics Articles: Nontraditional Field Day-You Bet
Topics: ghz, laptop, hsmm, pcs, failure, network, audio, desktop, nontraditional, gartner, field day,...
Folkscanomy Electronics Articles: Microwavelengths-The Transverter
Topics: mhz, microwave, oscillator, frequency, transverter, mixer, mixers, transceiver, ghz, transverters,...
Folkscanomy Electronics Articles: Pager Handbook for the Radio Amateur
Topics: pager, paging, pocsag, frequency, pagers, codeword, mhz, command, receiver, signal, receiver board,...
Folkscanomy Electronics Articles: Poor Mans Spectrum Analyzer
Topics: analyzer, vco, output, amplifier, spectrum, log, bandpass, signal, filter, circuit, log amplifier,...
Folkscanomy Electronics Articles: Sound Card Packet
Topics: tnc, agwpe, packet, port, sound, radio, audio, baud, icon, set, sound card, tnc setup, rig control,...
Folkscanomy Electronics Articles: Single-Board- No-Tune 902-MHz Transverter A
Topics: transverter, mhz, amplifier, fig, avantek, microwave, dbm, filters, oscillator, filter, rights...