[sdiy] Moog ladder matching

[Magnus Danielson]

From: Antti Huovilainen <ajhuovil at cc.hut.fi>
Subject: [sdiy] Moog ladder matching
Date: Sun, 13 Mar 2005 23:04:47 +0200 (EET)
Message-ID: <Pine.OSF.4.61.0503132303310.191871 at kosh.hut.fi>

> Hi

Antti,

> How well do the transistors in a Moog ladder have to be matched (each 
> pair, I know matching between pairs is not that important)?
> 
> Do they have to be thermally coupled too or is it enough if I simply place 
> them close?

The better matched and thermally coupled they are, the better supression of
common mode to diffrential mode you get, which is the goal.

Cheers,
Magnus