[sdiy] Oberheim OB-Xa noise generator transistor
Roman
modular at go2.pl
Sat Jul 14 16:40:43 CEST 2018
Biasing Vbe in reverse does not damage transistor, just like biasing Zener diode in reverse does not break it. Roman Dnia 14 lipca 2018 05:16 Ben Bradley < ben.pi.bradley at gmail.com > napisał(a): This surely uses the Vbe back-biased to 5 or 10 volts to generate the noise, which exceeds the rating and damages any transistor for "normal" use, so you'll do good to throw away any transistor you try in the circuit that you don't leave in. On Fri, Jul 13, 2018 at 4:30 PM, Gordonjcp < gordonjcp at gjcp.net > wrote: On Fri, Jul 13, 2018 at 02:23:27PM -0600, Ian Fritz wrote: This again? The noisiest transistors have the most popcorn and 1/f noise. The ones with these smoothest white noise are very quiet. But whatever you like, of course. That's why I'd always go for a nice long LFSR, for preference ;-) But you can pick a noise transistor you like the sound of. It's unique. Analogue Warmth, or some damn thing. -- Gordonjcp ______________________________ Synth-diy mailing list Synth-diy at synth-diy.org synth-diy.org synth-diy.org ______________________________ Synth-diy mailing list Synth-diy at synth-diy.org synth-diy.org synth-diy.org
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