[R-390] SSB Converters Diode Bridge
[email protected]
[email protected]
Tue, 14 Jan 2003 12:35:59 -0500
Food for thought:
Discussion has been about using common diodes, presumably silicon. I believe these have about a 0.6 volt drop across them. Would using germanium diodes, with a 0.1 volt drop, provide more sensitive control? Sounds like a project to try.
Wayne H
>
> From: "Scott, Barry (Clyde B)" <[email protected]>
> Date: 2003/01/14 Tue AM 11:25:35 EST
> To: "R390 (E-mail)" <[email protected]>
> Subject: RE: [R-390] SSB Converters Diode Bridge
>
> As long as I've been participating in this list, I don't recall this "add-on" being discussed. It sure seems like a cool thing to try and I plan to. I like "elegant" mods like this one...
>
> Barry - N4BUQ
>
> > All you need is a $.99 Radio Shack full wave bridge
> > rectifier. If you've got a
> > junker power supply lying around, there is likely a capable
> > bridge in it ready
> > to use.
> >
> > Refer to the back of the RS package. Route your line audio
> > to the two AC
> > inputs of the part, ground the + pin and wire the - pin to
> > your AGC terminal.
> >
> > When copying SSB, you simply crank in a little line audio to
> > provide additional
> > AGC action to the set. You may also wire in a little
> > resistance to your
> > liking.
> >
> > When listening to AM, turn your line audio to min.
> >
> > Elegant. Wish I'd have thunk of it.
> >
> > Back in the day, some guy was charging good money for this
> > Cracker Jack prize,
> > selling it as a sophisticated gadget.
> >
> > 73 Tom
> _______________________________________________
> R-390 mailing list
> [email protected]
> http://mailman.qth.net/mailman/listinfo/r-390
>