[Elecraft] K1 Dumb Question

Ron Polityka wb3aal at verizon.net
Sat Dec 2 09:22:34 EST 2006


Hi Don,

 The Li-Poly battery I have when fully charged is 16.63 VDC.

It will discharge as I am using it. I tried a 13.0 VDC zener diode but with 
the protective circuitry on the battery it will shut down the battery.

I am going to experiment with a resistor in line to lower the voltage.

72 and Thanks,
Ron Polityka
WB3AAL
www.wb3aal.com
www.n3epa.org/

K1 - SN 01011
K2 - SN 01392


----- Original Message ----- 
From: "Don Wilhelm" <w3fpr at earthlink.net>
To: "Ron Polityka" <wb3aal at verizon.net>; ".Elecraft" 
<elecraft at mailman.qth.net>
Sent: Saturday, December 02, 2006 8:12 AM
Subject: RE: [Elecraft] K1 Dumb Question


>> -----Original Message-----
>>
>> What would happen if you connected the K1 up to say 16 vdc?
>>
> --------------------------
> Ron,
>
> OK, I'll go out on a limb here and say that probably nothing would happen 
> if
> the K1 were accidently connected to 16 volts.  20 volts create a problem 
> but
> I don't believe 16 volts would matter.
>
> However, since the spec voltage range for the K1 is 15 volts on the high
> end, I would not vouch for long term operation at 16 volts.  If you have a
> power supply that is developing 16 volts, put a couple of adequately high
> current diodes in series on the K1 power lead.
>
> 73,
> Don W3FPR
>
>
> --
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> 1:12 PM
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