article |
author |
page |
issue |
|
2-meter monitor | WA3ENK | 64 | Jul 88 | + |
A dab of paint, a drop of wax (HN) | VE3BUE | 78 | Aug 68 | |
A New Addition for Your TNC | K9MLD | 72 | Dec 89 | + |
AC line cords (letter) | W6EG | 80 | Dec 71 | + |
Advanced CW processor | W6NRW | 25 | Dec 86 | + |
Air-wound coils, constructing | W7BKE | 37 | Aug 84 | + |
Aluminum tubing, clamping (HN) | WA9HUV | 78 | May 75 | + |
Aluminum's new face | W4BRS | 60 | May 68 | |
An Audio Patch Panel for the Multimode Station | KB6IC | 65 | Dec 89 | + |
An NE602-based QRP Transceiver for 20-meter CW | K1BQT | 9 | Jan 89 | + |
An RTTY Converter | W1VO | 76 | Jun 89 | + |
AN/UPX-6 cavities, converting surplus | W6NBI | 12 | Mar 81 | + |
Analog Panel Meters | W6WTU | 39 | Apr 89 | + |
Anodize dyes (letter) | W4MB | 6 | Sep 79 | + |
Anodizing aluminum | VE7DKR | 62 | Jan 79 | + |
Anodizing aluminum | Comments, WA9UXK | 6 | Nov 79 | + |
Antenna carriage and track pole mount | K83K | 46 | Aug 83 | + |
Antenna hinge | N4LI | 70 | Aug 83 | + |
Antenna insulators, homemade (HN) | W7ZC | 70 | May 73 | + |
APC trimmer, adding shaft to (HN) | W1ETT | 68 | Jul 69 | + |
Audio filter building blocks | KB0CY | 74 | Jul 83 | + |
Audio filter building blocks | Short circuit | 92 | Nov 83 | + |
Automatic Rotor Brake Delay | WA1SPI | 89 | Aug 89 | + |
Battery charger, NiCd, constant current, a pulsed | K2MWU | 67 | Aug 85 | + |
Blower-to-chassis adapter (HN) | K6JYO | 73 | Feb 71 | + |
BNC connectors, mounting (HN) | W9KXJ | 70 | Jan 70 | + |
Build a better box | Gruchalla, Michael | 45 | Aug 84 | + |
Build narrowband RF filters, Comments | WB4EHS | 9 | Sep 86 | + |
Bulkhead connector (HN) | K9CZB | 78 | Apr 85 | + |
Bulkhead connector (HN) | Short circuit | 74 | Jul 85 | + |
Cabinet construction techniques | W7KDM | 76 | Mar 79 | + |
Capacitors, custom, how to make | WB0ESV | 36 | Feb 77 | + |
Capacitors, oil-filled (HN) | W2OLU | 66 | Dec 72 | + |
Carpet samples in the ham shack | K1ZJH | 82 | Sep 87 | + |
Center insulator, dipole | WA1ABP | 69 | May 69 | + |
Cheap dots (HN) | W6XM | 77 | Sep 82 | + |
Circuit boards with terminal inserts (HN) | W3K8M | 61 | Nov 75 | + |
Cliplead carousel (HN) | WB1AQM | 79 | Oct 79 | + |
Coax cable, salvaging water-damaged (HN) | W5XW | 88 | Jan 80 | + |
Coax connectors, repairing broken (HN) | W0HKF | 66 | Jun 70 | + |
Coax relay coils, another use (HN) | K0VQY | 72 | Aug 69 | + |
Coaxial cable connectors (HN) | WA1ABP | 71 | Mar 69 | |
Coaxial cable connectors, homebrew hardline-to-uhf | K2YOF | 32 | Apr 80 | + |
Code practice oscillator (weekender) | N2DCH | 65 | Oct 88 | + |
Coils, self-supporting | Anderson | 42 | Jul 77 | + |
Cold galvanizing compound (HN) | W5UNF | 70 | Sep 72 | |
Collector Matching Networks | KZ9J | 34 | Jan 89 | + |
Color coding parts (HN) | WA7BPO | 58 | Feb 72 | |
Common-point Grounding: Lightning Protection for Repeaters | KIZJH | 24 | Jul 89 | + |
Component marking (HN) | W1JE | 66 | Nov 71 | + |
Construction techniques using PVC pipe to make antennas | W2OQI | 98 | Sep 88 | + |
Cooling semiconductors part 1: designing and using heatsinks | Martin, Vaughn D. | 33 | Jul 84 | + |
Cooling semiconductors part 2: blowers and fans | Martin, Vaughn D. | 52 | Aug 84 | + |
Crystal switching, remote (HN) | WA8YBT | 91 | Feb 79 | + |
Custom resistors, nomogram design | WA5EKA | 68 | Jun 83 | + |
Deburring holes (HN) | W2DXH | 75 | Jul 68 | |
Design an amplifier around the 3CX1200A7 | W7DHD | 33 | Dec 87 | + |
Digi-Keyer | AB4DP | 68 | Oct 89 | + |
Drill guide (HN) | W5BVF | 68 | Oct 71 | + |
Drilling aluminum (HN) | W6IL | 67 | Sep 75 | + |
DTMF tone signaling circuit | WV6A | 42 | Sep 88 | + |
Dummy load, DC | W4MLE | 91 | Apr 85 | + |
Dust buildup, decreasing (HN) | K4KI | 77 | Sep 82 | + |
Elevation indicator, inexpensive | W5JTL | 67 | Jun 85 | + |
Elmer's Notebook: elementary electronics- alternating current and capacitors | W1SL | 67 | May 90 | + |
Elmer's Notebook: elementary electronics- capacitors | W1SL | 90 | Feb 90 | + |
Elmer's Notebook: elementary electronics- exploring resistance | W1SL | 92 | Jan 90 | + |
Elmer's Notebook: elementary electronics- inductors and AC | W1SL | 84 | Apr 90 | + |
Elmer's Notebook: elementary electronics- wrapping up AC theory | W1SL | 63 | Jun 90 | + |
Elmer's Notebook: FETS-The Other Transistors | W1SL | 104 | Feb 89 | + |
Elmer's Notebook: Simple Instruments RF Output Monitor | W1SL | 91 | Nov 89 | + |
Elmer's notebook: the myterious "Q" | W1SL | 110 | Sep 88 | + |
Elmer's Notebook: Transistors and How They Work | W1SL | 62 | Jan 89 | + |
Elmer's Notebook: Visual Aids- Liquid Crystal Displays | W1SL | 81 | Aug 89 | + |
Elmer's Notebook: Voltage-variable Capacitors | W1SL | 100 | Apr 89 | + |
Enclosures, homebrew custom | W4YUU | 50 | Jul 74 | + |
Etch tank (HN) | W3HUC | 79 | Jan 77 | + |
Exploding diodes (HN) | VE3FEZ | 57 | Dec 73 | + |
Extend Your DVM's Measurement Capabilities | N6YC | 72 | Oct 89 | + |
Fan, speed control (HN) | K4KI | 77 | Sep 82 | + |
Ferrite beads | W5JJ | 48 | Oct 70 | |
Ferrite beads, how to use | K1ORV | 34 | Mar 73 | + |
Files, cleaning (HN) | Walton | 66 | Jun 74 | + |
Filter chokes, unmarked | W0KMF | 60 | Nov 68 | |
Five-band Junkbox Transmitter | W3RMD | 42 | Dec 89 | + |
G.O.E.S. reception: a simple approach | WA4WDL | 46 | Jan 84 | + |
Get the most from your NiCds (Weekender) | K3OF | 88 | Dec 88 | + |
Grommet shock mount (HN) | VE3BUE | 77 | Oct 68 | |
Grounding (HN) | W9KXJ | 67 | Jun 69 | + |
Ham notes: Waterproofing fittings | W4MLE | 101 | Nov 86 | + |
Heat sinks, homemade (HN) | WA0WOZ | 69 | Sep 70 | + |
Heatsink cooling fan (HN) | W6XM | 22 | Jul 83 | + |
Heatsink cooling fan (HN) | Comments, W2GH | 8 | Oct 83 | + |
Heatsink cooling fan (HN) | Comments, DJ4BZ | 12 | May 84 | + |
High-frequency dummy load (HN) | W1KWE | 64 | Jun 84 | + |
Homebrew art | W0PEM | 56 | Jun 69 | + |
Homebrew Neutralizing Capacitor | N4LC | 38 | May 89 | + |
Homebrew tuning dial | N2DCH | 75 | Dec 88 | + |
Homebrewing equipment from parts to metal work | W7KBE | 26 | Mar 88 | + |
Hot etching (HN) | K8EKG | 66 | Jan 73 | + |
Hot wire stripper (HN) | W8DWT | 67 | Nov 71 | + |
IC holders (HN) | W3HUC | 80 | Aug 76 | + |
IC lead former (HN) | W5ICV | 67 | Jan 74 | + |
IC2AT, carrying case for (HN) | W6XM | 62 | Aug 83 | + |
Indicator circuit, LED | WB6AFT | 60 | Apr 77 | + |
Inductance equation, a different approach (HN) | K4KI | 116 | Dec 84 | + |
Inductance, toroidal coil (HN) | W3WLX | 26 | Sep 75 | + |
Industrial cartridge fuses, using (HN) | VE3BUE | 76 | Sep 68 | |
Junk-box ingenuity; how to buy, use, and recycle surplus electronic parts | WB4EHS | 32 | Aug 84 | + |
Keeping an Eye on Your Sideband PEP | GW4NAH | 17 | Sep 89 | + |
Lightning protection (letter) | K9MM | 12 | Dec 79 | + |
Linear Tuning with a War Surplus Capacitor | N2DCH | 40 | Jun 89 | + |
lnductors, graphical aid for winding | W7POG | 41 | Apr 77 | + |
Low-cost pc board layout software | Freeman, Eve | 8 | Oct 87 | + |
Magnetic fields and the 7360 (HN) | W7DI | 66 | Sep 73 | + |
Make a homebrew sheet metal brake for chassis construction projects | WB6BIH | 43 | Jun 86 | + |
Making printed circuit boards | WA3JUF | 27 | Jan 90 | + |
Metal cleaning with dip-type cleaners (HN) | W5XW | 82 | Jan 82 | + |
Metal cleaning with dip-type cleaners (HN) | Comment, K6YPD | 8 | Jun 82 | + |
Metalized capacitors (HN) | W8YFB | 82 | May 79 | + |
Metric conversions for screw and wiresizes | W1DTY | 67 | Sep 75 | + |
Microcircuits, visual aids for working on | K9SRL | 90 | Jul 78 | + |
Microstrip impedance program | K8UR | 84 | Dec 84 | + |
Miniature sockets (HN) | Lawyer | 84 | Dec 69 | + |
Minibox, cutting down to size (HN) | W2OUX | 57 | Mar 74 | + |
Mobile installation, putting together | W0FCH | 36 | Aug 69 | + |
Mobile mount bracket (HN) | W4NJF | 70 | Feb 70 | |
Modular converter, 144-MHz | W6UOV | 64 | Oct 70 | |
Motorized Agitator for Your Printed Circuit Boards | K3OF | 68 | Jun 89 | + |
NE5205 wideband RF amplifier | Gruchalla, Michael | 30 | Sep 86 | + |
NE5205 wideband RF amplifier | Short circuit | 72 | Jan 87 | + |
Near linear tuning with dual eccentric pulleys | N2DCH | 53 | Jan 90 | + |
Neutralizing tip (HN) | ZE6JP | 69 | Dec 72 | + |
New uses for old tuners | W6WTU | 25 | Jan 88 | + |
Noisy fans (HN) | W8IUF | 70 | Nov 72 | |
Noisy fans (HN) | Correction (letter) | 67 | Oct 73 | + |
Nuvistor heat sinks (HN) | WA0KKC | 57 | Dec 73 | + |
Parasitic suppressor (HN) | WA9JMY | 80 | Apr 70 | |
Passive audio filter design, part 1: development and analysis | Niewiadomski, S. | 17 | Sep 85 | + |
PC layout using longhand | WB9QZE | 26 | Nov 78 | + |
PC layout using longhand | Comments, W5TKP | 6 | Jun 79 | + |
PEP Wattmeter | WA1SPI | 76 | Oct 89 | + |
Phone plug wiring (HN) | N1FB | 85 | Jun 79 | + |
Polymer film transforms mechanical energy to electrical energy | WA4KFZ | 55 | Dec 84 | + |
Power FETS: trend for VHF amplifiers | Peters, Daniel and W7PUA | 12 | Jan 84 | + |
Practically speaking: "ferriting" out the problem | K4IPV | 72 | Jun 88 | + |
Practically speaking: drift and shift | K4IPV | 75 | Jan 88 | + |
Practically speaking: feedback | K4IPV | 60 | May 88 | + |
Practically speaking: grounding and shielding, pt.1 | K4IPV | 47 | Apr 87 | + |
Practically speaking: grounding and shielding, pt.2 | K4IPV | 81 | May 87 | + |
Practically speaking: grounding and shielding, pt.2 | Comments: KA8DKT | 6 | Aug 87 | + |
Practically speaking: Keep it cool | K4IPV | 75 | Apr 86 | + |
Practically Speaking: Light Metal and Other Topics | K4IPV | 23 | Apr 89 | + |
Practically speaking: noise, signals and amplifiers | K4IPV | 77 | Feb 88 | + |
Practically speaking: non-ideal linear IC amplifiers typical problems | K4IPV | 72 | Jul 88 | + |
Practically speaking: Overview of op amps- part 1 | K4IPV | 100 | Nov 88 | + |
Practically speaking: overview of op amps- part 2 | K4IPV | 83 | Dec 88 | + |
Practically speaking: parts sources | K4IPV | 78 | Nov 86 | + |
Precision high-voltage dc regulator | AG6K | 75 | Aug 88 | + |
Printed circuit layout and drilling template | WA4WDL | 73 | Jul 82 | + |
Printed circuits without printing | W4ZG | 62 | Nov 70 | |
Printed-circuit boards, cleaning (HN) | W5BVF | 66 | Mar 71 | |
Printed-circuit boards, how to clean | K2PMA | 56 | Sep 76 | + |
Printed-circuit boards, how to make | K4EEU | 58 | Apr 73 | + |
Printed-circuit boards, low-cost | W6CMQ | 44 | Aug 71 | + |
Printed-circuit boards, low-cost | W8YFB | 16 | Jan 75 | + |
Printed-circuit boards, practical phototabrication of | Hutchinson | 6 | Sep 71 | |
Printed-circuit labels (HN) | WA4WDK | 76 | Oct 70 | |
Printed-circuit standards (HN) | W6JVE | 58 | Apr 74 | + |
Printed-circuit tool (HN) | W2GZ | 74 | May 73 | + |
Printed-circuits, simple method for (HN) | W4MTD | 51 | Apr 78 | + |
Professional look, for that | VE3GFN | 74 | Mar 68 | |
Protect Your Amateur Station from Lightning | KY9L | 25 | Sep 89 | + |
Punching aluminum panels (HN) | W7DIM | 57 | Jun 68 | |
Quick fix for soldering irons (HN) | W2YW | 62 | Apr 84 | + |
Rack and panel construction | W7OE | 48 | Jun 68 | |
Rack construction, a new approach | K1EUJ | 36 | Mar 70 | + |
Rectifier terminal strip (HN) | W5PKK | 80 | Apr 70 | |
Reflected power limiter | K4KI | 63 | Jul 84 | + |
Rejuvenating transmitting tubes with thoriated-tungsten filaments (HN) | W6NIF | 80 | Aug 78 | + |
Remote baselsimplex phone patch controller | AA4NX and KK4LA | 54 | Aug 88 | + |
Remote Control Switching System | VK2WD | 62 | Oct 89 | + |
Remote Driver/Controller for a Two-antenna System | NH6N | 79 | Apr 89 | + |
Restoring panel lettering (HN) | W8CL | 69 | Jan 73 | + |
Rewinding transformers with CAD | W6WTU | 74 | Mar 87 | + |
RF filters, Build narrowband | WB4EHS | 10 | Mar 86 | + |
RF filters, Build narrowband | Short circuit | 36 | Jun 86 | + |
Screwdriver, adjustment (HN) | WA0KGS | 66 | Jan 71 | + |
Set screws, taming (HN) | W5PGG | 64 | Mar 82 | + |
Silk screen techniques, make your own board using | W3QOM | 83 | Nov 84 | + |
Silver plating (letters) | WA0AGD | 94 | Nov 77 | + |
Silver plating for the amateur | W4KAE | 62 | Dec 68 | |
Silver plating made easy | WA9HUV | 42 | Feb 77 | + |
Silverplating, safe, sensible | K9EYY | 29 | Feb 85 | + |
Simple DC Amplifier for Your Meter | W0JF | 10 | Jun 89 | + |
Simple Infrared Detector, A (HN) | K1ZJH | 27 | Jun 89 | + |
Simple low-cost comb generator frequency calibrator | Martin, Lorry | 78 | Jul 88 | + |
Simple receivers from complex ICs | W6VEH | 10 | Nov 88 | + |
Small parts tray (HN) | W2GA | 58 | Jun 68 | |
Solar power for your ham station | NH6N | 14 | Dec 84 | + |
Solder dispenser, simple (HN) | W2KID | 76 | Sep 68 | |
Soldering aluminum (HN) | ZE6JP | 67 | May 72 | + |
Soldering fluxes (HN) | K3HNP | 57 | Jun 68 | |
Soldering tip (HN) | Lawyer | 68 | Feb 70 | |
Soldering tip cleaner (HN) | W3HUC | 79 | Oct 76 | + |
Soldering tips | WA4MTH | 15 | May 76 | + |
Structural evaluation of Yagi elements | K5IU | 29 | Dec 88 | + |
Superhet coilset, design with a microcomputer | Sterrenburg, F.A.S. | 113 | Nov 84 | + |
The Guerri report: pc boards | W6MGI | 109 | Sep 86 | + |
Thumbwheel switch modification(HN) | VE3GDX | 56 | Mar 74 | + |
Tilt your rig (HN) | WA4NED | 58 | Jun 68 | |
Toroids, plug-in (HN) | K8EEG | 60 | Jan 72 | |
Transfer letters (HN) | WA2TGL | 78 | Oct 76 | + |
Transformers, repairing | W6NIF | 66 | Mar 69 | |
Transmit Control for Mobile Operation | G4CLF | 24 | Nov 89 | + |
Trimmers (HN) | W5LHG | 76 | Nov 69 | + |
Tuning indicator for RTTY and packet radio | W0HZR | 65 | Sep 88 | + |
Turns per inch from wire size (HN) | K8UR | 97 | Dec 83 | + |
Two in one: trace doubler for CRO, and square wave and pulse generator (HN) | Tseng Liao | 26 | Dec 88 | + |
Two in one: trace doubler for CRO, and square wave and pulse generator (HN) | Short circuit | 26 | Jan 90 | + |
Uhf coax connectors (HN) | W0LCP | 70 | Sep 72 | |
Uhf hardware (HN) | W6CMQ | 76 | Oct 70 | |
Ultra Low Power Four-digit Sequence Touch Tone Decoder | WA4ADG | 30 | Dec 89 | + |
Ultra Low Power Four-digit Sequence Touch Tone Decoder | Short circuit | 87 | Mar 90 | + |
Understanding and using 723 Voltage Regulators | K3OF | 42 | Mar 89 | + |
Underwriter's knot (HN) | W1DTY | 69 | May 69 | + |
Universal analog breadboard | Gruchalla, Michael | 85 | Jun 86 | + |
Variable Gain 160-Meter Preamp | KD9SV | 46 | Oct 89 | + |
Vectorboard toot (HN) | WA1KWJ | 70 | Apr 72 | |
Volume controls, noisy, temporary fix (HN) | W9JUV | 62 | Aug 74 | + |
Watercooling the 2C39 | K6MYC | 30 | Jun 69 | + |
Wideband Frequency Analyzer | AA4FB | 9 | Nov 89 | + |
Wire-wound potentiometer repair (HN) | W4ATE | 77 | Feb 78 | + |
Wiring and grounding | W1EZT | 44 | Jun 69 | + |
Workbench, electronic | W1EZT | 50 | Oct 70 | |
ZX-81/TS1000 controller: new use for old computers | N9NB | 31 | Dec 86 | + |