[Motorola] Funny-Acting Micor Question

Glen Zook [email protected]
Tue, 6 Apr 2004 18:48:14 -0700 (PDT)


The Private Line board for the receiver includes a
filter that basically removes all of the audio below
about 300 Hz.  Without this filter the tones from the
received signals will come straight through and can
definitely cause problems.  A carrier squelch receiver
does not "come" with this filter.

The "cure" is to install some type of filter.  This
can be from a receive board that was built originally
for the Micor, or, you can use the filter from any
"add on" board like those made by Communications
Specialists.  It will only take a few minutes to "hook
up" and should greatly reduce the problem.

Unplugging and then plugging back in the boards cures
all sorts of problems in the Micor.  But, this
particular one is probably caused by the lack of the
filter in the receiver.

Glen, K9STH


--- James Coote <[email protected]> wrote:

A carrier-squelched Micor repeater seems to boost or
emphasize PL signals on the repeater input.  A
subscriber radio PL is set to the norm, but on the
output, the repeater is distorting the subscribers
audio.  It happens on all subscribers in this
carrier-operated repeater, when they forget and have
PL enabled in their radios.


=====
Glen, K9STH

Web sites

http://home.comcast.net/~k9sth
http://home.comcast.net/~zcomco

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