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These all smell a little musty, maybe smoky. I haven't typed in all the Columns in each listing, all the small articles, or reviews without schematics. February, 96 pages, rusting staples, mailing label on front cover * A New Class of Coaxial-Line Transformers. A review of transmission-line transformers and balun theory, including problems with magnetic cores-Part 1 of a 2-part series. George Badger * Yagi Antenna Design Experiments Confirm Computer Analysis. Comparison of calculated Yagi performance with NBS measurements confirms validity of theoretical approach. James L. Lawson * High-Performance Broadband Balun. Theory and design of broadband 1:1 baluns, with construction details for an improved model of the well-known W1JR balun. John J. Nagle * Third-Generation Touch-Tone Decoder. Another approach for your repeater or remote-base station. James Wyma * How To Modify Surplus Cavity Filters for Operation on 144 MHz. Simple conversion of surplus 417/GRC filters for top performance on 2 meters. William Tucker * Weekender: Bench Power Supply. Ken Powell * Voltage-Controlled Resistance for Wien Bridge Oscillators. A simple improvement that uses a photocell as a voltage-controlled resistor. Courtney Hall * Carrier-Operated Relay for your Heath HW-2036. Simple mods you can make to enjoy your AM/FM radio and your 2-meter rig at the same time. Gary L. Long * Plasma-Diode Experiments. Plasma diode detector using a neon glow lamp-today's answer to the slotted-line standing-wave detector. Dr. Harry E. Stockman * 90-Degree Phase-Shift Network Offers 2:1 Bandwidth. Differential 90-degree phase-shift network built with coaxial line sections provides wide operating bandwidth. R.B. Wilds (please look at our rules and privacy policy) |
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