[sdiy] tempco contact

[Louis van Dompselaar]

I've seen metal clips used in an ARP Axxe.  Not sure if they are there 
to even out the temperature
or just to keep the transistors together.

> Years ago, I dismantled a (faulty) dBx VCA module, and I
> noticed that the 2SC1583s inside had snug fitting aluminium
> boxes over the plastic.  They didn't have any electrical
> connection to anywhere that I could see (not earthed, so
> unlikely to be for screening)), so I assume they must have 
> been there to even out the temperature across the device
>  - so maybe where you attach the tempco might make a 
> difference.