[sdiy] Best CA3280 projects?

[Tom Bugs]

Yes, George's works were probably the seed for my wondering.

I'm sure I chatted with him about the VCA and have a feeling it is 
discrete using matched pairs (prob. Linear Systems ones)

Every time I see him he moans that he somehow can't subscribe / post 
with SDIY.

Cheers, Tom

On 30/06/2012 17:54, Tom Wiltshire wrote:
> On 30 Jun 2012, at 16:02, Lanterman, Aaron wrote:
>
>> On Jun 30, 2012, at 7:55 AM, Tom Bugs wrote:
>>> Would it be possible to make a very compact sub-board discrete CA3280 clone?
>> Sure, it would be somewhat along the lines of this:
>>
>> https://sites.google.com/site/hearnmorley/products/hm2040
>>
>> He's got a VCA coming, actually:
>>
>> https://sites.google.com/site/hearnmorley/products/hmvca1b
>>
>> - Aaron
> Looking at the VCA application circuit, I'd say it's a linearised SSM2164, rather than an OTA. My bet is there's a SOIC SSM2164 and a few op-amps on there. Still, if it quacks like a duck...
>
> T.
>
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