[Boatanchors] Globe KIng Panel Meters
Jim Liles
hallicrafterssr2000 at k9axn.com
Sat Apr 30 17:00:13 EDT 2016
Jim,
What did the iron vane meter use for an axle to support the vane?
If he used the least expensive they were Taut band meters --- bouncier than
a pogo stick. They used a twisted wire to support and calibrate the
armature.
Jim K9AXN
-----Original Message-----
From: w5jo at brightok.net
Sent: Saturday, April 30, 2016 3:49 PM
Cc: Boatanchors Mail List
Subject: Re: [Boatanchors] Globe KIng Panel Meters
But the meters were common off the shelf, Leo would use the least expensive
parts available. I doubt he would pay to have others made. Simpson and
Triplett all developed and sold that kind of meter. The only other thing
one could get for a reasonable price was the iron vane type common on the
little Heath, Knight and other Novice transmitters.
Jim
W5JO
-----Original Message-----
But the GK500 was 500 watts input or somewhere in that vicinity.
Rob
K5UJ
On Sat, Apr 30, 2016 at 2:09 PM, <w5jo at brightok.net> wrote:
> Gary,
>
> I suspect those meters were chosen purposely. Back when the legal input
> power was 1000 watts, it was dependent on the Amateur's ability to
> accurately measure the parameters of one's transmitter. If you did not
> have
> the means then you were restricted to 900 watts max. One of the things
> specified was that any meter used in a max power installation have a very
> short time constant. At the moment I forget the time constant but, most
> probably, the meters in the GK met those standards.
> 250 milliseconds sticks in my memory.
>
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