First made by Les Logan, then by E.F. Johnson, and now by Wm M. Nye Company, the zinc bases of the Speed-X keys have been cast in the the same molds since the 1930's.
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4s6tmp 2022 amateur radio application aprs assembly awareness cw electronics examination fldigi fox ft8 gear GW Instek ham radio hamradio hunt jota JSON miniproject morse oscilloscope PCB POST projects rae repair restoration review satellite Solved speedx test thermal camera tool ts50s uhf Uni-T UTi 260B uyue 946c weather workshop wsjt-x wspr
