[Elecraft] KBT2

Sat Apr 19 17:50:00 2003

Hi

Don Is correct all K2's above #3000 have the low forward drop diode. If you
measure across the diode you will get about 0.2 volts drop. The rest of the
drop is in the resetable fuse or inaccuracy in the measuring circuit.

Don Brown
KD5NDB

----- Original Message -----
From: "Don Wilhelm" <[email protected]>
To: "David Gropper" <[email protected]>; "Elecraft" <[email protected]>
Sent: Saturday, April 19, 2003 1:42 PM
Subject: Re: [Elecraft] KBT2

> Dave,
>
> I don't have the diode number at hand, but your K2 has a serial number
above
> 3000 and I believe it includes the 'latest and greatest' low Vf diode at
> D10.
> A 0.65 volt drop is actually quite low and I believe the loss is well
offset
> by the protection from reverse voltage problems that it provides.
>
> 73,
> Don W3FPR
>
> ----- Original Message -----
>
> >
> > My Kenwood PS puts out 14,15V measured with a DVM.
> > My K2 displays 13.5V.
> > I believe there was a note about replacing D10 with a diode
> > that had a lower Vf.
> > Do you happen to know what that diode was???
> >
>
>
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