[AMRadio] Germanuim 2N409 PNP transistor


Bernie Doran qedconsultants at embarqmail.com
Tue Jul 20 07:54:02 EDT 2010


Transister? I that one of the those new fangled tubes with more than one 
grid? Bernie W8RPW----- Original Message ----- 
From: "Jim Tonne" <tonne at comcast.net>
To: "Discussion of AM Radio in the Amateur Service" 
<amradio at mailman.qth.net>
Sent: Monday, July 19, 2010 10:47 PM
Subject: Re: [AMRadio] Germanuim 2N409 PNP transistor


>
> Bill:
>
> First thing I would do is see if a cheap silicon transistor
> (PNP, of course) would work.  They're a dime apiece.
> If the supply voltage is several (as opposed to perhaps
> 3 or so) a silicon transistor should work.  As I recall this
> is the case.  In which case you can save yourself a
> bundle of time and funds.
>
> - Jim W4ENE
>
>
> Subject: Re: [AMRadio] Germanuim 2N409 PNP transistor
>
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