[sdiy] DIY strobe tuner?

[Byron G. Jacquot]

>I'm pretty sure that there is a sufficiently simple solution with analogs
>and a few simple digitals that can do the trick.

I could sweat that Harry or Jim P built something similar some time back, using a frequency reference, an up/down counter, and a demux driving an LED array.  The reference drove the up input, and the device being tuned drove the down input.

Byron Jacquot