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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. November, 112 pages, 6 by 9 inches, rusting staples, mailing cover browning at edges * Low-Power Solid-State VFO Transmitter for 20 Meters. Complete construction details for a two-watt QRP transmitter and Vackar VFO for CW operation on 20 meters. C. Edward Galbreath * Test Set for Motorola Radios. Complete construction details for a test set for most Motorola business-band FM radios. David L. Marshall * Variable-Shift RTTY Terminal Unit. And now the VS-1, with continuously variable filter tuning for improved response in noise and interference. Keith Sueker * Medium Current Polarity Inverter. Complete construction details for a polarity converter which will provide a negative voltage supply from a positive source. J. R. Laughlin * Single-Band SSB Transceiver Using the LM373 Communications IC. How to use the versatile LM373 and several other ICs to build a compact SSB transceiver for 14 MHz. Charles H. Hill * Single-Frequency Repeaters for VHF FM. A discussion of single-frequency FM repeaters and how they might be put to use on the VHF amateur bands. George Allen * Open-Wire Impedance-Matching Baluns. How to design and use transmission line sections for impedance-matching baluns. R. W. Johnson * Compact Electronic Keyer Package. Complete electronic keyer, AC power supply and squeeze paddle in one compact package. Gene Brizendine * Calculating Gain vs Height of DX Antennas. Using a simple graph to predict the gain of your DX antenna if you raise its height above the ground. Gerd H. Schrick * Antenna and Control-Link Calculations for Repeater Licensing. How to calculate the antenna patterns and control links required for your new FCC repeater license. P. J. Ferrell (please look at our rules and privacy policy) |
p_quinn@machine--tools.com (Pauline Quinn) for additional information. This email is used for forwarding to newsgroup user.
