AW: Expo conv. heater (tomg et al.)

[Fraser, Colin J]

> -----Original Message-----
> From: Haible Juergen [mailto:Juergen.Haible at nbgm.siemens.de]
> Sent: 03 February 1999 14:42
> To: Paul Schreiber; synth-diy at mailhost.bpa.nl
> Subject: RE: AW: Expo conv. heater (tomg et al.)
> 
> But in my diy modular synth, there is no MUX and autotuning 
> stuff. The same
> type of external components (polystyrene caps etc.) for both 
> VCOs. One 
> 3340 is better than the other, nevertheless.

Are those chips soldered in or socketed ? 
If they are socketed, does the instability follow the chip if you swap them
over ?

Colin f