RE: [Repeater-Builder] Unidentified diplexer

2008-04-08 Thread Mark Johnson
Yepit's a T1500 series; we have its twin at our club repeater site. I think it is a T1504 or a T1507 I cant remember the number for sure. This is the BpBr version since it has the little adjusting knobs on the side by the so-239 jacks. Mark From:

RE: [Repeater-Builder] Cold Weather Exec

2008-02-11 Thread Mark Johnson
We have experienced a similar issue when outside temps get cold, below -10F to -20F or colder (straight temps...not the wind-chill). Once it warms up, the issue goes away. We aren't 100% sure what causes it, but we have a strong hunch that the hard-line is contracting unequally on particular bend

RE: [Repeater-Builder] Motorola radios on ham

2008-01-15 Thread Mark Johnson
I have had good luck using GM300's...but I think that most of the radius series will do it fine. I don't think any of the moto radios are programmable without the software and the rib cable. The software is freely available on the internet, but is being distributed illegally. The rib cable is

RE: [Repeater-Builder] RF Connector for GM300

2008-01-13 Thread Mark Johnson
yes From: Repeater-Builder@yahoogroups.com [mailto:[EMAIL PROTECTED] On Behalf Of Bernie Hunt Sent: Sunday, January 13, 2008 3:51 PM To: Repeater-Builder@yahoogroups.com Subject: [Repeater-Builder] RF Connector for GM300 This may be a silly question, but what is the RF connector called on

RE: [Repeater-Builder] APRS linking to CAT Controller

2008-01-12 Thread Mark Johnson
If you are putting up a digipeater...why would you interface it with a repeater? They are totally separate services Are you trying to send the aprs audio over the repeater for some reason? Avoiding another antenna? Wouldn't you just want to have a separate radio, antenna, TNC and

[Repeater-Builder] Motorola GM300 exciter output

2007-12-05 Thread Mark Johnson
Has anyone had any experience taping directly into the output of a GM300 to drive an external amplifier, bypassing the GM300 PA completely. Any idea on how much drive one might expect from the exciter? Any ideas on an amp make/model that would work to watch eBay for if this is feasible?