Len,

A simpler version is the Heathkit HD-3006 "Crossfire".

Schematic enclosed.

Have fun,

Duncan
K2OEQ

On 4/13/2026 11:10 AM, Ken LoCasale via GreenKeys wrote:

Gang,

Has anyone built an equivalent LED tuning indicator for the Dovetron mpc-1000 series, similar or simpler, to the SSD-100K.

Thanks,

ken

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