[sdiy] CA3080 - what to do?

Benjamin Riggs ben.r at iinet.net.au
Mon Aug 16 12:14:30 CEST 2004


I recon there might still be enough floating around in excess for quite a
while. I managed to pick up 100 of ebay for 10 bucks not so long ago, and I
was the only bidder (they were old RCA ones though). But yeah, there isn't
really a lot too them, so making an equivalent circuit using transistors is
not really that difficult. The single package does make things a lot easier
and compact.

 

If only I could get the same bargan with the 3280's.

 

b

 

-----Original Message-----
From: owner-synth-diy at dropmix.xs4all.nl
[mailto:owner-synth-diy at dropmix.xs4all.nl] On Behalf Of Fredrik Carlqvist
Sent: Monday, 16 August 2004 4:33 PM
To: synth-diy at dropmix.xs4all.nl
Subject: [sdiy] CA3080 - what to do?

 

 

Hello all!

 

I use a lot of CA3080. It is my favorite OTA. Now I hear Intersil will
cancel them. Are there any other producers of CA3080 or similar OTA's out
there? Or should I now buy 1000 CA3080? 

 

Isn't there any way to make Intersil keep the 3080 in production? Soon there
will be no OTA produced in the entire world! And what will we do then? After
the CA3080 is canceled, only LM13700 will remain, but god knows for how
long. There is no practical way of doing inexpensive analog stuff without
OTA's.

 

 

Fredrik C

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