{"id":2474,"date":"2020-07-03T21:32:52","date_gmt":"2020-07-03T21:32:52","guid":{"rendered":"https:\/\/www.snapwhole.com\/index.php\/73-amateur-radio-today-january-1977\/"},"modified":"2023-01-17T01:05:10","modified_gmt":"2023-01-17T01:05:10","slug":"73-amateur-radio-today-january-1977","status":"publish","type":"page","link":"https:\/\/www.snapwhole.com\/index.php\/73-amateur-radio-today-january-1977\/","title":{"rendered":"73 Amateur Radio Today – January 1977"},"content":{"rendered":"\n

73 Amateur Radio Today – January 1977<\/span><\/p>\n\n\n\n

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

SSTV Test Generator<\/h3>\n\n\n\n

– invaluable diagnostic tool …… WA6VVL 22<\/p>\n\n\n\n

How Does Your Rig Perform?<\/h3>\n\n\n\n

– an example using the HW-1 …… W6AGX 28<\/p>\n\n\n\n

Art and the PC Board<\/h3>\n\n\n\n

– new uses for copperclad boards …… W7RXV 32<\/p>\n\n\n\n

The “New” 88 Channel IC-22v<\/h3>\n\n\n\n

– add two switches and flip …… WA6OAZ 36<\/p>\n\n\n\n

A No Hands Telephone Dialer<\/h3>\n\n\n\n

– mobile accessory using a ROM …… WA1PNG 40<\/p>\n\n\n\n

What’s the Best Antenna for 160?<\/h3>\n\n\n\n

– the inverted vee compromise …… W5USM 44<\/p>\n\n\n\n

Ten Meters: Dead or Alive?<\/h3>\n\n\n\n

– a user’s report …… K2HTO 48<\/p>\n\n\n\n

200 lb. Cookie<\/h3>\n\n\n\n

– microwave repeater control …… WA6ITF 57<\/p>\n\n\n\n

Weather Satellite Simulator<\/h3>\n\n\n\n

– do-it-yourself satellite? …… W9CGI 58<\/p>\n\n\n\n

An Automatic Thermostat<\/h3>\n\n\n\n

– saves 10% on your fuel bill …… W1HCI 62<\/p>\n\n\n\n

Mod for the Heath IO-102 Scope<\/h3>\n\n\n\n

– faster warm-up …… WB4MYL 65<\/p>\n\n\n\n

The UFO Connection<\/h3>\n\n\n\n

– that was somebody fooling around wasn’t it? …… K8NQN 68<\/p>\n\n\n\n

Go Forth and Multiply!<\/h3>\n\n\n\n

– the space age approach …… W1HCI 76<\/p>\n\n\n\n

How to Find a Forgetful Memory<\/h3>\n\n\n\n

– diagnostics for a thoughtless computer …… VE3DWC 80<\/p>\n\n\n\n

A Super Log<\/h3>\n\n\n\n

– a program for the ham shack computer …… WA7SCB 83<\/p>\n\n\n\n

Short On Memory?<\/h3>\n\n\n\n

– build this 2K board for your 6800 …… WB2ZCF 90<\/p>\n\n\n\n

A Software Replacement for the Muffin Fan<\/h3>\n\n\n\n

– IC cooling program …… WA1FEF 96<\/p>\n\n\n\n

1 000 WPM Morse Code Typer<\/h3>\n\n\n\n

– for the bionic brass pounder …… WB2DFA 100<\/p>\n\n\n\n

It Works! The First Time!<\/h3>\n\n\n\n

– the Seals Electronics memory board …… WB4WRH 104<\/p>\n\n\n\n

The New Improved TT Decoder Updated<\/h3>\n\n\n\n

– better …… W7JSW 107<\/p>\n\n\n\n

The Polarity Changers<\/h3>\n\n\n\n

– plus to minus …… Staff 108<\/p>\n\n\n\n

Repeaters in New Zealand<\/h3>\n\n\n\n

– quite a few …… ZL2AMJ 110<\/p>\n\n\n\n

A VFO for Sidebanders<\/h3>\n\n\n\n

– 5-5.5 MHz …… VK3XU 116<\/p>\n\n\n\n

Practical Solar Cell Power<\/h3>\n\n\n\n

– great for remote repeaters …… W2EUP 118<\/p>\n\n\n\n

A Simple RC Substitution Box<\/h3>\n\n\n\n

– using a matrix …… Staff 120<\/p>\n\n\n\n

The Compactron Audio Driver<\/h3>\n\n\n\n

– three tubes in one …… WA5SWD 122<\/p>\n\n\n\n

The Junk Box as an Art Form<\/h3>\n\n\n\n

– new use for blown capacitors …… W8GI 126<\/p>\n\n\n\n

The Mod Squad Goes 220<\/h3>\n\n\n\n

– pub serv receiver for pocket 220 …… WA6JMM 128<\/p>\n\n\n\n

Double Sideband: Something New?<\/h3>\n\n\n\n

– one for voice one for SSTV …… K7YZZ 130<\/p>\n\n\n\n

Carbonize Your Crystal<\/h3>\n\n\n\n

– a return to the carbon mike …… WB6MXD 134<\/p>\n\n\n\n

How Does Sideband Really Stack Up?<\/h3>\n\n\n\n

– the SSB solution? …… WB6JNN 136<\/p>\n\n\n\n

Son of the Overload Relay<\/h3>\n\n\n\n

– if you can’t buy ’em build ’em! …… W2OLU 140<\/p>\n\n\n\n

No-wire Antenna Switch<\/h3>\n\n\n\n

– a clever remote system …… WA0NUX 142<\/p>\n\n\n\n

The Beeper<\/h3>\n\n\n\n

– NASA-type beeping …… WB8VQD WB8MHG\/3 144<\/p>\n\n\n\n

Ham Phone Answering Service<\/h3>\n\n\n\n

– leave messages …… W6GUU 148<\/p>\n\n\n\n

Dear Good Buddy<\/h3>\n\n\n\n

– the perils of radio …… W7IDF 152<\/p>\n\n\n\n

SWR Myth Exploded Again<\/h3>\n\n\n\n

– how does swr really affect signal strength? …… WA1JFU 156<\/p>\n\n\n\n

Dirt Cheap Regulation<\/h3>\n\n\n\n

– virtually freebee …… W3GAT\/2 158<\/p>\n\n\n\n

A Vest Pocket QRP Rig<\/h3>\n\n\n\n

– if you have a big one …… K5JRN 160<\/p>\n\n\n\n

Where You Can’t Solder or Weld<\/h3>\n\n\n\n

– joining dissimilar metals. …… WA4VWY 162<\/p>\n\n\n\n

Exciting New Touchtone IC<\/h3>\n\n\n\n

– make phone calls with your HT …… WA0CKG 164<\/p>\n\n\n\n

Revisiting the COR<\/h3>\n\n\n\n

– improvements on the April 76 model …… W7JSW 166<\/p>\n\n\n\n

The Mighty Magnet Mount Antenna<\/h3>\n\n\n\n

– the price is right: zilch …… WA1PDY 168<\/p>\n\n\n\n

A 15.75 kHz Oscillator<\/h3>\n\n\n\n

– simple TV test unit …… XE1CMB 170<\/p>\n\n\n\n

Behavior Mod for the HM-l02<\/h3>\n\n\n\n

– pretty simple …… W3VT 172<\/p>\n\n\n\n

Antenna Magic<\/h3>\n\n\n\n

– good advice on antenna fundamentals …… WB0HAF 174<\/p>\n\n\n\n

See Yourself Talk<\/h3>\n\n\n\n

– build a sideband monitor scope …… VK5YH 178<\/p>\n\n\n\n

The Hidden Charger<\/h3>\n\n\n\n

– simplest charger yet …… WB8IMY 180<\/p>\n\n\n\n

IC Compressor-expander<\/h3>\n\n\n\n

– why go only halfway? …… Staff 182<\/p>\n\n\n\n

Measure Your Wasted Power<\/h3>\n\n\n\n

– how much are you losing in your feedline? …… Staff 184<\/p>\n\n\n