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These all smell a little musty or smoky. I haven't typed all the small articles, columns or the reviews without schematics. April, 112 pages, 6 by 9 inches, rusting staples, no mailing cover, edges are browning, top and bottom of spine are nicked * Integrated-Circuit Electronic Keyer. This novel electronic keyer, based on the new Curtis 8043 keyer IC, features dot memory, self-completing dots, dashes and spaces, sidetone, and almost zero current drain as well as iambic keying. Hank Olson * Microstripline Preamplifiers for 1296 MHz. Complete design and construction information for low noise, solid-state preamplifiers for the amateur 23cm band. Paul Shuch * Digital Touch-Tone Encoder for VHF FM. Touch-tone encoder design is simplified through the use of a new CMOS tone-encoder IC-the Motorola MC14410. Jon DeLaune * Direct-Reading Capacitance Meter. Design and construction of a simple direct-reading capacitance meter that measures 1 pF to 1 uF in five ranges. Courtney Hall * Keyboard Morse Code Generator. How to build a keyboard morse generator for effortless, high-speed CW. Clarence Gonzales * Hex Inverter VXO Circuit. Basic data for a variable-frequency crystal oscillator plus buffer covering 2-20 MHz-all on one IC chip. Bill King * General Purpose Wideband RF Amplifier. Design and construction of a two-stage, small-signal amplifier that may be used in the frequency range from 500 kHz to 500 MHz. Randall Rhea * Circuits and Techniques: VHF/UHF Single-Frequency Conversion. Ed Noll (1975 apr amateur ham radio magazine shortwave technical was posted and is owned by: Marquita Mckee) |
Marquita.Mckee@chicagopartsnetwork.com (Marquita Mckee) for more information.
