AW: tube synths

Haible Juergen Juergen.Haible at nbgm.siemens.de
Thu Jun 25 10:06:36 CEST 1998


	>All you need to do is use a voltage divider from the tube output
	>to the solid-state input with two back-to-back 15-volt zener
	>diodes. THUS:
	>
	>
	>                                                        (100k
resistor)                      (22k resistor)
	>From tube audio output
>-----------/\/\/\/\/\/\/\/\/\/---------|-----------\/\/\/\/\/\/\/\/\/------
--gnd
	>
|
	>
|------------|<------>|------------gnd
	>
|     (back-to-back 15v zeners)
	>
|
	>
|------->to solid-state module input
	>
	>See how easy that is?? Yes, i've used this and it works
excellently.
	>

Do these 15V zeners really limit the signal to +/-15V when you drive them
with
18k, like you suggested ?
I would have expected smaller values. 

JH.



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