Topband: Verifying integrity of 75 ohm coax.

Jim Brown jim at audiosystemsgroup.com
Sat Nov 16 00:25:37 EST 2013


On 11/15/2013 8:58 PM, Gary Smith wrote:
> What's my most expeditious way to prove if it is or is not the Coax?
> I'm going to hand feel all the coax tomorrow & see if there's any
> rodent ugly on it. If there's no bites, I'm not sure how to best test
> that for a defective braid issue.

What test equipment do you have available?   You should be able to hang 
75 ohms across one end and read 75 ohms plus the cable resistance with a 
DC meter. When you remove the resistor you should see an open circuit.

If you have some sort of analyzer, you can get fancier.

73, Jim K9YC


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