R: R: [AMPS] 8877 bias

[Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara)]

.....but once found the right voltage, value stays there and doesn't swing
like in a string of 10 diodes.

Merry Christmas & HNY

73,
Mauri I4JMY


-----Messaggio Originale-----
Da: measures <measures@vcnet.com>
A: Maurizio Panicara <i4jmy@iol.it>; Alek Petkovic <vk6apk@eon.net.au>; AMPS
<amps@contesting.com>
Data invio: domenica 19 dicembre 1999 23.29
Oggetto: Re: R: [AMPS] 8877 bias


>
> >
> >Once I tried something similar to avoid using large zener diodes.
> >I didn't like very much the performance of several direct polarized
diodes
> >in series to establish a voltage.
> >I had much better results using little bit more elegant circuit (my
opinion)
> >that used a cheap 2N3055 (with heatsink) and a 7.5 V zener diode.
> >
> ?  a Zener diode is not adjustable.  A string of forward biased diodes
> is.
>
> cheers, Mauri
>
> -  Rich..., 805.386.3734, www.vcnet.com/measures.
>
>
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