[sdiy] Discrete OTAs - (was - Best CA3280 projects?)

Justin Owen juzowen at gmail.com
Mon Jul 2 13:49:24 CEST 2012


-----Original Message-----
From: Ian Fritz [ijfritz at comcast.net]
Received: 30.06.2012 16:42:33
To: Tom Bugs; synth-diy at dropmix.xs4all.nl
Subject: Re: [sdiy] Best CA3280 projects?

At 05:55 AM 6/30/2012, Tom Bugs wrote:

>>Makes me wonder...
>>Would it be possible to make a very compact sub-board discrete CA3280 clone?
>>Anyone done any work on such areas?

> Yes, I posted about this about 4-5 years ago, so you could probably find it it the arrchives.

Out of the people who've experimented with designing discrete OTAs - have any of you implemented the 'linearizing diodes' that the LM13700(?) had?

I'd be curious to see how you did this, whether you actually used diodes or half a transistor (don't laugh - that's what I've read) and what advantage it got you - if any.

Thanks.

Justin




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