[sdiy] Moog ladder filter transistor pairs matched or not..??

Gordon JC Pearce gordonjcp at gjcp.net
Tue Feb 18 15:18:45 CET 2014


On Tue, Feb 18, 2014 at 09:12:22AM -0500, Jean-Pierre Desrochers wrote:
> You are probably right Tom,
> I remember now reading something like what you just stated..
> In fact what I need to know for my future projects
> is what are the 'picky' transistors that absolutely need matching..
> in that design. I don't care spending some time
> on my tranny matching rig to make sure the VCF
> works as it's supposed to.
> 
> JP

Having tried matching diodes and transistors, I have come to the conclusion that - particularly with cheap Chinese parts bought for pennies per hundred - any random two you pull out of the bag will be Pretty Damn Close.

-- 
Gordonjcp MM0YEQ




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