73 Amateur Radio March 1970
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Look through the 73 Amateur Radio March 1970 magazine index for information needed for amateur radio projects and reviews.
| 73 Amateur Radio March 1970 | |||
| Page# | ||
| Extra Services From Your Grid Dip Oscillator | 18 | ||
| Like checking crystals, tuning FM receivers and such | |||
| WA4UZM | |||
| Reverse-Current Charging | 20 | ||
| Turns out you really can recharge flashlight batteries! | |||
| K8YUC | |||
| A Poor Man's Frequency Meter | 24 | ||
| Combines surplus from two services | |||
| W6YAN | |||
| Professional PCs From Roll-Your-Own Negs | 29 | ||
| Eliminates drafting, camera work, and darkroom entirely | |||
| K6MVH | |||
| How I Read The R.O.'s Handbook & Found Happiness | 36 | ||
| Instant profundity | |||
| Johnson | |||
| A Look At Amateur FM Standards | 38 | ||
| Or, how do we get out of this mess? | |||
| WB6DJT | |||
| An Inexpensive RF Wattmeter | 43 | ||
| Surplus meter for those too cheap to buy a regular wattmeter | |||
| WB4MYL | |||
| A Remote Multifrequency Oscillator For Surplus FM Units | 44 | ||
| Drive people crazy on lots more FM channels with this | |||
| W2ACM | |||
| Add Spotting to Your VFO | 49 | ||
| If your VFO is unspotted | |||
| K8BYO | |||
| Towards an Ideal Solid-State I-F For Amateurs | 50 | ||
| Closing in on the state of the art with Bill Hoisington | |||
| K1CLL | |||
| Ham Exchange | 58 | ||
| Visiting foreign amateurs makes trips more enjoyable | |||
| WA2ELA | |||
| Super Sixer | 60 | ||
| Heath wouldn't recognize it | |||
| WA3AQS | |||
| Bob, Bob, Bobbin' Along | 62 | ||
| Special April feature article. Well, it's almost April | |||
| K1YSD | |||
| The Dip Light | 68 | ||
| A grid-dip meter with no grid and no meter | |||
| VE3ECU | |||
| 73 Checks Out The Kris Scanning Receiver | 70 | ||
| Snazzy | |||
| Staff | |||
| Two Conversions For The Motorola 41 V - Part 1: | 72 | ||
| K9PKQ | |||
| Two Conversions For The Motorola 41 V - Part 2: | 74 | ||
| W6YAN | |||
| A CW Monitor | 76 | ||
| Using a 98 cent audio module, you cheapskates | |||
| WB2GQV | |||
| The Logical Approach To Surplus Buying | 80 | ||
| Here's your key to fun with those surplus logic circuits | |||
| Kyle | |||
| Converting The Sonobuoy to a 2W FM Rig | 96 | ||
| Two meters. Why not have some fun with this one? | |||
| W1BYX | |||
| Easy Diode Testing | 97 | ||
| Checking out those bargain diodes | |||
| K4JK | |||
| Turning The AN/GRC-9 Into a Novice Rig | 98 | ||
| 2-12 MHz transmitter-receiver | |||
| W6JTT | |||
| Extra Class Study Course, Part XIV | 104 | ||
| Measurements | |||
| Staff | |||
| VHF-FM And You | 118 | ||
| Part of our Encyclopedia of FM; a good part | |||
| K9STH |
