[sdiy] cool synth uses for super high-speed op-amps & high-speed differential amplifiers?

harrybissell harrybissell at prodigy.net
Sat Jun 18 20:09:39 CEST 2005


iirc the 733 has differential outputs as well, so they might make
neat line drivers or even... dast I say it ???  a driver for two parallel
BBDs with the audio signals out of phase in the delay ???   :^P

H^) harry

anthony wrote:

> I have 5 LM733's - high speed differential amplifiers or 'video' amps.
> Anyone ever use these for something cool? I got 'em from old satellite
> receivers.
>
> Also I have an HA3-2540C-5 which is a super fast op-amp from Harris.
> It has a 400V/uS slew rate.
>
> I thought if anything A/D/A conversion would be something to do with these.
> Some kind of fast interefacing perhaps.
>
> I also have a Calogic SD5001-MA which is like a fast 4066.
>
> The last 2 things came from a Videocipher II - which also contained a
> matched/selected pair of CA3080E's.
> I remember seeing a schematic once that specified a matched pair of 3080's
> but I can't find it.




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