I did one a year or two ago, do not key the PTT as it will have a very nasty
output. I did the manual power control mod to control the output power and
then broke the B+ line to the second driver in the power amp section, key it
with a relay and it will work fairly well.
- Original
I have tuned three of the Mitrek VHF units to 144.890 mhz following the
instructions in the service manual and they all worked just fine with no
modifications.
73
Jim wd0ekr
- Original Message -
From: Kevin Custermailto:kug...@kuggie.com
To:
Thanks for the reply and the very useful looking information
- Original Message -
From: de W5DKmailto:[EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.commailto:Repeater-Builder@yahoogroups.com
Sent: Tuesday, January 01, 2008 9:28 AM
Subject: RE: [Repeater-Builder] HP 8924C
thanks for the reply, I downloaded the manuals and have it working on the rx
test and tx test.
- Original Message -
From: res1q6fsmailto:[EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.commailto:Repeater-Builder@yahoogroups.com
Sent: Tuesday, January 01, 2008 8:07 AM
I am using a CAT 200B controller on a 222 mhz repeater made from a Micor mobile
that I converted to 222 mhz and a UHF GE Delta-s for a remote base radio. I am
using discriminator audio from both radios with the 0047uf C10 and C11
installed, everyone says that the repeater audio is excellent.
when we were using 203.5 ctcss on our 900 mhz system [all Maxtracs ] someone's
phone would intermittently bring the repeater up, we changed to dcs [114] and
the problem went away.
73
Jim wd0ekr
- Original Message -
From: wb6ymhmailto:[EMAIL PROTECTED]
To:
Has anyone tried to do a 220 mhz conversion on the Mitrek?
Scott thanks for the info I am just in the planning stage for this project and
trying to line all the ducks up in a row, I have both M2 and MVP available to
convert. I went to the Condor site and notice that they don't give a formula
for the Rx crystal, is it the same as for the M2 mod?
73
Jim
Correction
Scott thanks for the info I am just in the planning stage for this project and
trying to line all the ducks up in a row, I have both M2 and MVP available to
convert. I went to the Condor site and notice that they don't give a formula
for the MVP Rx crystal, is it the same as for the
Dennis thanks for the offer, I have a bag of 50 of the connectors, the tag on
the bag says 9 N plug CRP for RG 58, LMR 195. could you email me off list at
[EMAIL PROTECTED]mailto:[EMAIL PROTECTED]
73
Jim
I have built two UHF repeaters using GE Delta-s radios, they are both on
Colorado Mtn tops and operating just fine.
I am also using 420 mhz Delta-s radios for link radios for our IRLP system,
all of the radios are using the Ge Delta Call Guard boards, for the
transmitters I removed the PA board
Forgot to add that I did experiment with a 2 meter repeater using the
Delta-s and was not happy with the receiver performance at the 600 khz
spacing so I went back to using Motorola Mitrek's for the two meter stuff.
73
Jim
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I would like a copy of the sweep modulator pages also.
thanks
Jim
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