MFJ-401 Econo Keyer
The MFJ-401D Econo Keyer is a microprocessor controlled keyer that provides iambic key operation and dot-and-dash memory to make sending perfect code easier.
It has tunable code speed, code weight, and sidetone frequency; it supports both direct and grid-block keying outputs.
You also get to choose between Iambic Type "A" and Type "B" keying.
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