73 Magazine
No issues available for this publication.
- Another Antenna ApproachProgram to determine antenna dimensions.
- Ntty Grtty RTTYDIY RTTY interface for the Timex/Sinclair 1000.
- RTTY LoopComputer uses in the ham shack. Section on ZX-81/TS-1000 add-ons.
- RTTY LoopBernard Ginsberg is working on interfacing his Sinclair ZX-81 (aka Timex 1000) to RTTY.
- Where Am I Pointed?Antenna aiming program.
73 Magazine was an amateur radio magazine, published from 1960 to 2003.
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