[Elecraft] K3 voltage reading
Steve Ellington
n4lq at carolina.rr.com
Wed Nov 17 10:17:23 EST 2010
Wow...That's a lot more drop than I have so I feel pretty good now!
I still wonder where the K3 is actually measuring. If its reading comes
after a few chokes it would certainly make a difference.
N4LQ
Steve
----- Original Message -----
From: "N2TK, Tony" <tony.kaz at verizon.net>
To: "'Steve Ellington'" <n4lq at carolina.rr.com>; <Elecraft at mailman.qth.net>
Sent: Wednesday, November 17, 2010 10:13 AM
Subject: RE: [Elecraft] K3 voltage reading
> Hi Steve,
> Using the cable that came with my K3 I measure on the K3's meter display
> 13.6V key up and 12.4 - 12.6V key down at 100W out on 10-20M. Roughly 1.2A
> in receive and 20A in transmit mode.
>
> N2TK, Tony
>
> -----Original Message-----
> From: elecraft-bounces at mailman.qth.net
> [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Steve Ellington
> Sent: Wednesday, November 17, 2010 10:03 AM
> To: Elecraft at mailman.qth.net
> Subject: [Elecraft] K3 voltage reading
>
> Can someone take a look at their voltage reading on their K3's DISP-V
> window
> and tell me what they get with key down, full power output into 50 ohms?
> My PS shows 13.7v at it's terminals and the K3's display indicates 13.1v.
> I'm just wondering if there is excessive voltage drop on the power leads.
> I'm using the factory cable. I'm not sure if the K3 is indicating the
> voltage at rig's connector or the voltage on the final amp. transistors.
>
> Steve N4LQ
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