{"id":2379,"date":"2020-07-03T21:21:24","date_gmt":"2020-07-03T21:21:24","guid":{"rendered":"https:\/\/www.snapwhole.com\/index.php\/73-amateur-radio-today-december-1969\/"},"modified":"2023-01-17T01:05:10","modified_gmt":"2023-01-17T01:05:10","slug":"73-amateur-radio-today-december-1969","status":"publish","type":"page","link":"https:\/\/www.snapwhole.com\/index.php\/73-amateur-radio-today-december-1969\/","title":{"rendered":"73 Amateur Radio Today – December 1969"},"content":{"rendered":"\n

73 Amateur Radio Today – December 1969<\/span><\/p>\n\n\n\n

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

Quick Easy Dependable Transistor Diode Checker<\/h3>\n\n\n\n

– For those who like checkered diodes …… W6ICC 6<\/p>\n\n\n\n

Did Samuel Morse Really Invent the Telegraph?<\/h3>\n\n\n\n

– Telegraph? What’s that? …… W2FEZ 10<\/p>\n\n\n\n

Combination Dummy Load\/attenuator Network<\/h3>\n\n\n\n

– Also doubles as a hot plate for your coffee warming …… W2EEY 14<\/p>\n\n\n\n

Tuned Filter Chokes – The Easy Way<\/h3>\n\n\n\n

– Can your filter chokes carry a tune? …… W2OLU 18<\/p>\n\n\n\n

Hey OM – You’ve Got Carrier There<\/h3>\n\n\n\n

– “Drop dead you knit-picker.” …… W4NVK 22<\/p>\n\n\n\n

Bandswitching the Swan-250 and TV-2<\/h3>\n\n\n\n

– For both six and two meter operation lickety-split …… K3LNZ 26<\/p>\n\n\n\n

Cheap and Easy Selectivity<\/h3>\n\n\n\n

– A CW audio filter for under $10. Cheap enough …… W5INU 28<\/p>\n\n\n\n

VHF-fM – Part III : Hand Held Portables<\/h3>\n\n\n\n

– Part 3 in our effort to brainwash you in to trying FM …… WB2AEB 30<\/p>\n\n\n\n

Sunspots and the Ham<\/h3>\n\n\n\n

– If you can’t beat ’em join ’em …… WB2VFX 32<\/p>\n\n\n\n

SSTV<\/h3>\n\n\n\n

– Lecture at the International Congress of Amateur Television …… SM0BUO 34<\/p>\n\n\n\n

Amateur Radio in the Classroom<\/h3>\n\n\n\n

– Drives the kids right out of their everlasting minds …… K0HUD 40<\/p>\n\n\n\n

The Galaxy RV-550 Remote VFO<\/h3>\n\n\n\n

– Test Report from an excited and happy user …… W6AJZ 48<\/p>\n\n\n\n

Calculation Made a Little Easier<\/h3>\n\n\n\n

– Stuff our dumb high schools should have taught …… W1EZT 50<\/p>\n\n\n\n

Universal Dual-frequency Crystal Calibrator<\/h3>\n\n\n\n

– Using those new IC circuits …… W2EEY 58<\/p>\n\n\n\n

Versatilize Your Transceiver<\/h3>\n\n\n\n

– Adding incremental tuning a blessing in no disguise …… VE3ECU\/w0 62<\/p>\n\n\n\n

Transistor Class B and C Power Amplifier Design<\/h3>\n\n\n\n

– Slide rule lovers arise and rejoice… an article for you! …… VK3ZRY 64<\/p>\n\n\n\n

Two for Mobile<\/h3>\n\n\n\n

– Power supplies not a love story …… K6ZFV 70<\/p>\n\n\n\n

Amateur Microwave Frequency Meter<\/h3>\n\n\n\n

– 1 to 10 ghz. Simple but necessary test equipment for ghz tinkerers …… K1CLL 72<\/p>\n\n\n\n

Audio Organizer<\/h3>\n\n\n\n

– Nice companion unit for the station transceiver …… WB2WYO 77<\/p>\n\n\n\n

Converting a CB Transceiver to Six Meters<\/h3>\n\n\n\n

– What else can you do with them? …… WB6BIH 78<\/p>\n\n\n\n

Extra Class License Course Part XI<\/h3>\n\n\n\n

– Oscillators …… Staff 82<\/p>\n\n\n\n

Topographical Maps for the Radio Amateur<\/h3>\n\n\n\n

– For transmitter hunts and other hammy applications …… W9VZR 102<\/p>\n\n\n\n

Fascinating Fundamentals III : Magnetism<\/h3>\n\n\n\n

– An irrelevant dip into history …… W2FEZ 10<\/p>\n\n\n