[sdiy] That Corp transistor arrays

Jim Patchell patchell at cox.net
Tue Jul 15 15:38:08 CEST 2008


Not the 300 series, but the 100 series (now obsolete).  I have used the 
THAT120 for controlling the frequency of filters.

-Jim

David Osborne wrote:
> Hello folks,
> 
> Has anyone used any of these:
> http://www.thatcorp.com/300-series_Matched_Transistor_Array_ICs.html
> in an exponential converter?
> 
> Or their VCAs in filter or oscillator..
> http://www.thatcorp.com/2180-series_Pre-trimmed_Blackmer_IC_Voltage-Cont
> rolled_Amplifiers.html
> 
> Davido
> 
> David Osborne
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