[Elecraft] OT Firebottle question
Kevin Rock
kevinrock at earthlink.net
Thu May 19 22:20:04 EDT 2005
Here is a good list for you! glowbugs <glowbugs at piobaire.mines.uidaho.edu>
Kevin. KD5ONS
On Thu, 19 May 2005 22:11:53 -0400, Dan Barker <dbarker at visioncomm.net>
wrote:
> What's a good user-group or email reflector for emtpy-state devices?
>
> I had an overwhelming wave of nostalgia recently, and bought an HW-101
> off
> eBay. It works (about 1% of the time), but mostly doesn't put out much
> RF.
> The REL POWER goes off the scale and output down to sub-watt; even with
> normal plate current, but occasionally it runs 100W out with all needles
> where they should be.
>
> The voltage chart shows 170 on a line out of the 1st IF amplifier key
> down,
> and I get the 170 key up, but key down it's 240. I don't remember enough
> theory to find the bad cap or whatever.
>
> When it occasionally does work, it'll put out full power for just long
> enough to grab the meter (the scope is always hooked up), but not long
> enough to measure anything.
>
> There are a couple other voltages near the finals looking wrong, but I'm
> not
> quite sure (besides they lead to the 1st IF amplifier - part of ALC
> feedback, I guess) how to troubleshoot them either.
>
> Anyhow, where do I turn for help on this sort of subject?
>
> There sure are a lot of knobs involved in a QSY - Makes me really
> appreciate
> the K2/KAT2! I bet you could burn up at least 3 minutes changing from
> 20M to
> 40! These things put out a lot more heat than I remember.
>
> Dan / WG4S / K2 #2456
>
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