: kerinvale
Date: 31/07/2009 01:31:06
To: Repeater-Builder@yahoogroups.com
Subject: Re: [Repeater-Builder] Hp 8921a test set
I followed the unit test procedure and it failed on filter output detector
output variable att,auto range att,duplex detector(no signal)
Thank You,
Ian Wells,
Kerinvale Comaudio
-Builder@yahoogroups.com
/*Subject:*/ Re: [Repeater-Builder] Hp 8921a test set
Ian,
I did the same thing. (easy to do isn't it!!)
I ran the internal tests before and after the repairs and there was a
significant difference. That's what I did to be sure it was working OK.
I must admit
Message---
From: Scott Zimmerman
Date: 31/07/2009 01:06:39
To: Repeater-Builder@yahoogroups.com
Subject: Re: [Repeater-Builder] Hp 8921a test set
Any handheld or mobile radio will work. A scanner would even be
appropriate.
Scott
Scott Zimmerman
Amateur Radio Call N3XCC
474 Barnett Road
I accidently hooked up my test leads to my 8921a wrong and introduced high
Watts into the duplex out socket .Removed the a23 module and found the cr203
And cr501 burnt out in the duplex switch .I have replaced them and the unit
Seems to be working again .Can anyone suggest simple ways to check the
Ian,
I did the same thing. (easy to do isn't it!!)
I ran the internal tests before and after the repairs and there was a
significant difference. That's what I did to be sure it was working OK.
I must admit, it's probably not as good as sending it somewhere for
calibration, but on a ham
Subject: Re: [Repeater-Builder] Hp 8921a test set
Ian,
I did the same thing. (easy to do isn't it!!)
I ran the internal tests before and after the repairs and there was a
significant difference. That's what I did to be sure it was working OK.
I must admit, it's probably not as good as sending
6 matches
Mail list logo
