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Old December 9th 10, 03:56 PM posted to rec.radio.amateur.antenna
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Posts: 625
Default Ho-made non-inductive resitor WAS: Folded Dipole Antenna

On Dec 9, 12:42*am, "Sal M. Onella" wrote:
On Dec 8, 12:25*pm, Jim Higgins wrote:

On Sun, 5 Dec 2010 21:28:56 +0000 (UTC), No Spam
wrote:


Another idea I just had is perhaps having someone with a ceramics oven
paint on the endcaps with ceramic glaze. It would look like a giant
ceramic resistor! *But then again, I would guess that as the resistor
heated up, it would crack. * Never mind...


I'd guess the high heat used to fire ceramics would simply cause the
carbon to burn up.


In the Navy, the shipyards all have a device called a Load Bank. *It's
a
large metal tank on an insulated vehicle. The tank is filled up with
salt water and electrodes lowered into it to test the output of the
ship's
generators. *Any chance that it has ham applications? *I intend to try
it
first with an antenna analyzer and then, if it looks promising, my rig.


Yes they did the same with transmitters, often all you need was a
metal mop bucket and a piece of copper pipe.

Jimmie
 
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