[sdiy] Matched transistors - critical parameters?

[Matthew Smith]

Quoth ASSI at 10/02/12 06:55...
...
> You can do quite a bit better than 1mV by hand using the balanced bridge
> measurement method; Ian Fritz routinely matches to tens-of-micro-Volt
> levels(*).

Thanks, Achim, more interesting stuff! Finding this topic fascinating.

As we're talking SMDs, footprint on a PCB (mine are gold-plated anyway) 
and some sort of spring clip to hold the part down?


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Matthew Smith

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