73 Amateur Radio January 1977
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Look through the 73 Amateur Radio January 1977 magazine index for information needed for amateur radio projects and reviews.
| 73 Amateur Radio January 1977 | |||
| Page# | ||
| The Beeper | 0 | ||
| NASA-type beeping | |||
| WB8VQD, | |||
| SSTV Test Generator | 22 | ||
| invaluable diagnostic tool | |||
| WA6VVL | |||
| How Does Your Rig Perform? | 28 | ||
| an example using the HW-1 | |||
| W6AGX | |||
| Art and the PC Board | 32 | ||
| new uses for copperclad boards | |||
| W7RXV | |||
| The "New" 88 Channel IC-22v | 36 | ||
| add two switches and flip | |||
| WA6OAZ | |||
| A No Hands Telephone Dialer | 40 | ||
| mobile accessory using a ROM | |||
| WA1PNG | |||
| What's the Best Antenna for 160? | 44 | ||
| the inverted vee compromise | |||
| W5USM | |||
| Ten Meters: Dead or Alive? | 48 | ||
| K2HTO | |||
| 200 lb. Cookie | 57 | ||
| microwave repeater control | |||
| WA6ITF | |||
| Weather Satellite Simulator | 58 | ||
| do-it-yourself satellite? | |||
| W9CGI | |||
| An Automatic Thermostat | 62 | ||
| saves 10% on your fuel bill | |||
| W1HCI | |||
| Mod for the Heath IO-102 Scope | 65 | ||
| faster warm-up | |||
| WB4MYL | |||
| The UFO Connection | 68 | ||
| that was somebody fooling around, wasn't it? | |||
| K8NQN | |||
| Go Forth and Multiply! | 76 | ||
| the space age approach | |||
| W1HCI | |||
| How to Find a Forgetful Memory | 80 | ||
| diagnostics for a thoughtless computer | |||
| VE3DWC | |||
| A Super Log | 83 | ||
| a program for the ham shack computer | |||
| WA7SCB | |||
| Short On Memory? | 90 | ||
| build this 2K board for your 6800 | |||
| WB2ZCF | |||
| A Software Replacement for the Muffin Fan | 96 | ||
| IC cooling program | |||
| WA1FEF | |||
| 1,000 WPM Morse Code Typer | 100 | ||
| for the bionic brass pounder | |||
| WB2DFA | |||
| It Works! The First Time! | 104 | ||
| the Seals Electronics memory board | |||
| WB4WRH | |||
| The New Improved TT Decoder Updated | 107 | ||
| better | |||
| W7JSW | |||
| The Polarity Changers | 108 | ||
| plus to minus | |||
| Staff | |||
| Repeaters in New Zealand | 110 | ||
| quite a few | |||
| ZL2AMJ | |||
| A VFO for Sidebanders | 116 | ||
| 5-5.5 MHz | |||
| VK3XU | |||
| Practical Solar Cell Power | 118 | ||
| great for remote repeaters | |||
| W2EUP | |||
| A Simple RC Substitution Box | 120 | ||
| using a matrix | |||
| Staff | |||
| The Compactron Audio Driver | 122 | ||
| three tubes in one | |||
| WA5SWD | |||
| The Junk Box as an Art Form | 126 | ||
| new use for blown capacitors | |||
| W8GI | |||
| The Mod Squad Goes 220 | 128 | ||
| pub serv receiver for pocket 220 | |||
| WA6JMM | |||
| Double Sideband: Something New? | 130 | ||
| one for voice, one for SSTV | |||
| K7YZZ | |||
| Carbonize Your Crystal | 134 | ||
| a return to the carbon mike | |||
| WB6MXD | |||
| How Does Sideband Really Stack Up? | 136 | ||
| the SSB solution? | |||
| WB6JNN | |||
| Son of the Overload Relay | 140 | ||
| if you can't buy 'em, build 'em! | |||
| W2OLU | |||
| No-Wire Antenna Switch | 142 | ||
| a clever remote system | |||
| WA0NUX | |||
| Ham Phone Answering Service | 148 | ||
| leave messages | |||
| W6GUU | |||
| Dear Good Buddy | 152 | ||
| the perils of radio | |||
| W7IDF | |||
| SWR Myth Exploded Again | 156 | ||
| how does swr really affect signal strength? | |||
| WA1JFU | |||
| Dirt Cheap Regulation | 158 | ||
| virtually freebee | |||
| W3GAT/2 | |||
| A Vest Pocket QRP Rig | 160 | ||
| if you have a big one | |||
| K5JRN | |||
| Where You Can't Solder or Weld | 162 | ||
| joining dissimilar metals. | |||
| WA4VWY | |||
| Exciting New Touchtone IC | 164 | ||
| make phone calls with your HT | |||
| WA0CKG | |||
| Revisiting the COR | 166 | ||
| improvements on the April 76 model | |||
| W7JSW | |||
| The Mighty Magnet Mount Antenna | 168 | ||
| the price is right: zilch | |||
| WA1PDY | |||
| A 15.75 kHz Oscillator | 170 | ||
| simple TV test unit | |||
| XE1CMB | |||
| Behavior Mod for the HM-l02 | 172 | ||
| pretty simple | |||
| W3VT | |||
| Antenna Magic | 174 | ||
| good advice on antenna fundamentals | |||
| WB0HAF | |||
| See Yourself Talk | 178 | ||
| build a sideband monitor scope | |||
| VK5YH | |||
| The Hidden Charger | 180 | ||
| simplest charger yet | |||
| WB8IMY | |||
| IC Compressor-Expander | 182 | ||
| why go only halfway? | |||
| Staff | |||
| Measure Your Wasted Power | 184 | ||
| how much are you losing in your feedline? | |||
| Staff |
