[TowerTalk] Cushcraft XM-240 problem
Patrick Greenlee
patrick_g at windstream.net
Fri Oct 9 11:47:47 EDT 2015
You really gave me a chuckle. No, not your plight but the associated
memories it kicked off: 1. trying to trouble shoot a piece of gear that
was accidentally unplugged, and 2. trying to build/trouble shoot a
simple 100 MHz oscillator to be used in a test jig while using an
O'scope with a defective vertical amplifier that was intermittently
oscillating at 100 MHz. Luckily I am not prone to depression/suicide or
the scope thing may have done me in.
Patrick NJ5G
On 10/9/2015 10:29 AM, Russ Dearmore via TowerTalk wrote:
> Steve, I was having similar problems in which logic was no help and it turned out that my MFJ antenna analyzer was bad. Since then my bread and butter analyzer is the iPortable iP60z. I now have 2 analyzers and it has saved me a lot of time for sure.
>
> Also once when I was really stumped it turned out that I had fried my coax switching relay. After that I use single coax runs exclusively. Both problems produced weird resonance dips. These problems shouldn't have been that hard to figure out but I made it a real circus by trusting bad equipment. Hopefully you have been able to verify your test equipment and they are good. Sorry if my reply is too simplistic.... Russ K5ZZR My Heroes Wear Combat Boots!
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