RE: [Repeater-Builder] Mitrek Channel Elements Wanted

2006-05-13 Thread Jeff DePolo WN3A
 I'm looking for some high stability Mitrek channel elements 
 to use in 
 several link and repeater transmitters we have. The part 
 number is KXN- 1095.
 
 I can use about 15 of these channel elements.
 
 The standard elements we are currently using are not very stable and 
 allow the transmitter to drift +/- 5 kHz as the transmitter heats up.
 
 Any help in locating these would be much appreciated.  Feel free to 
 contact me off-list.  Thanks.
 
 Rich, N6CIZ

Did you install the crystals in your existing channel elements yourself,
or did you send them to the crystal manufacturer to have them
compensated?  If you did it yourself, and you plan to do the same with
the high-stab elements, the results you get will likely be no better
than what you're experiencing now.  Unless the element is compensated to
the specific crystal that is installed, all bets are off.

--- Jeff


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RE: [Repeater-Builder] Mitrek Channel Elements Wanted

2006-05-13 Thread Eric Lemmon
Rich,

I wonder if someone simply re-crystaled your channel elements, and did not
have them compensated to match the crystals.  A properly compensated channel
element will normally drift no more than a few hundred Hertz after it has
been in service for a while.  Try sending one set of channel elements to ICM
for re-crystaling and full compensation, before assuming that you have bad
channel elements.

Sometimes, just changing the crystal will work- but it is always a gamble
that the compensation already in the channel element will not be a lot
different from what the new crystal requires.  It's not worth taking the
chance, IMO.

73, Eric Lemmon WB6FLY



-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:[EMAIL PROTECTED] On Behalf Of Richard Sauer
Sent: Friday, May 12, 2006 2:11 PM
To: Repeater-Builder@yahoogroups.com
Subject: [Repeater-Builder] Mitrek Channel Elements Wanted

I'm looking for some high stability Mitrek channel elements to use in 
several link and repeater transmitters we have. The part number is KXN-
1095.

I can use about 15 of these channel elements.

The standard elements we are currently using are not very stable and 
allow the transmitter to drift +/- 5 kHz as the transmitter heats up.

Any help in locating these would be much appreciated.  Feel free to 
contact me off-list.  Thanks.

Rich, N6CIZ












 
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