Hi Bill and Will
No matching the trannies is not required for this circuit. Picking
trannies coming from the same batch are OK.
However, if you wish to match them the result will be better.
To match transistor I use Scott Bernardi's circuit :
http://home.comcast.net/~sbernardi/elec/og2/transistor_tester.html
Yves
wjhall11 a écrit :
Yves Usson
http://yusynth.net
No matching the trannies is not required for this circuit. Picking
trannies coming from the same batch are OK.
However, if you wish to match them the result will be better.
To match transistor I use Scott Bernardi's circuit :
http://home.comcast.net/~sbernardi/elec/og2/transistor_tester.html
Yves
wjhall11 a écrit :
>--
>
> Will and I are contemplating building the YUSynth diode filter. The PCB
> that Scott has for this at Bridechamber is the "separate transistor"
> version... and we think it requires "matching" the transistors, doesn't
> it? How does one do that?
>
> Bill and Will
>
>
>
Yves Usson
http://yusynth.net