Hi Roger,
>
> 4. How do you detect a blown diode BEFORE turning on the power?
> Other than a resistance test for open or short while remembering the
> resistance of the coil is across the diode I can't think of a simple
> test.
>
A simple junction tester will work just fine. I have a homebrew one that I
built years ago to use with my oscilloscope.
73 Eric - VE3GSI
> -----Original Message-----
> From: Roger (K8RI)
> Sent: January-30-09 9:05 PM
> Cc: towertalk@contesting.com
> Subject: Re: [TowerTalk] Relay lightening protection
>
- - content clipped - -
>
> 4. How do you detect a blown diode BEFORE turning on the power?
> Other
> than a resistance test for open or short while remembering the
> resistance of the coil is across the diode I can't think of a simple
> test.
>
> 73
>
> Roger (K8RI)
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