{"id":990,"date":"2020-06-30T23:27:43","date_gmt":"2020-06-30T23:27:43","guid":{"rendered":"https:\/\/www.snapwhole.com\/?page_id=990"},"modified":"2023-02-08T07:53:29","modified_gmt":"2023-02-08T12:53:29","slug":"73-amateur-radio-today-november-1970","status":"publish","type":"page","link":"https:\/\/www.snapwhole.com\/index.php\/73-amateur-radio-today-november-1970\/","title":{"rendered":"73 Amateur Radio Today November – 1970 Issue"},"content":{"rendered":"\n

73 Amateur Radio Today November – 1970 Issue<\/mark><\/p>\n\n\n\n

Return to 73 Amateur Radio Today Index<\/a><\/d3><\/center>

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Issue Contents:<\/h3>\n\n\n\n

16 – Differential J-fET Pre-amplifier<\/h3>\n\n\n\n

– Now hear stations before they come on the air! …… W4KAE 16<\/p>\n\n\n\n

22 – Dual Gate MOSFET<\/h3>\n\n\n\n

– Rendering single gaters obsolete? …… WB2WYO 22<\/p>\n\n\n\n

27 – Remote Quad Tuning<\/h3>\n\n\n\n

– From the shack …… W6AJZ 27<\/p>\n\n\n\n

30 – Two-watt Six-meter Transmitter<\/h3>\n\n\n\n

– Using the crystal- heterodyne VFO …… KlCLL 30<\/p>\n\n\n\n

38 – Semiautomatic FM Channel Scanning<\/h3>\n\n\n\n

– What another FM article? Yup! …… WA0QPM 38<\/p>\n\n\n\n

42 – Low Cost Automatic Keyer<\/h3>\n\n\n\n

– An excellent “first project” …… WB4MYL 42<\/p>\n\n\n\n

48 – AC Switching with Self-powered ICs<\/h3>\n\n\n\n

– Clever zero voltage switch …… W2FBW 48<\/p>\n\n\n\n

54 – Pioneer Radio on the Prairies<\/h3>\n\n\n\n

– What it was like 45 years ago …… W6CXC 54<\/p>\n\n\n\n

64 – SST-i Solid State Transceiver for 40 Meters<\/h3>\n\n\n\n

– Now here is a real fun project …… W9ZTK 64<\/p>\n\n\n\n

72 – A Low-cost RF Wattmeter<\/h3>\n\n\n\n

– Novice simple Generally useful Extra accurate …… WA3AJR 72<\/p>\n\n\n\n

77 – Calibrate That Calibrator<\/h3>\n\n\n\n

– Thus rendering it even more useful …… W2KPE 77<\/p>\n\n\n\n

80 – General Class Study Guide: Part IV<\/h3>\n\n\n\n

– Impedance matching etc …… Staff 80<\/p>\n\n\n