Re: [Repeater-Builder] Micor repeater amp question..

2006-05-12 Thread Jim B.
 I am using a mitrek exciter at 1 watt to drive a Micor TLD1693D amp. 
 I have tuned it up and it is working great in the 147.xxx range.  I
 get approx 75 watts at 25 amps draw or so and 110 at 30 amps.  I don't
 have a Micor base/repeater manual, so I am wondering what current the
 Motorola supplied power supply is good for?

You're hitting it too hard. The VHF Micor PA is designed for about 
400-700 mW input, give or take. One solution would be to put a 3dB pad 
in series.

-- 
Jim Barbour
WD8CHL





 
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RE: [Repeater-Builder] Micor repeater amp question..

2006-05-11 Thread Eric Lemmon
Sean,

The TPN1110 power supply that is normally found in the 100 watt
Compa-Station is rated at 25 amperes.  The fact that your PA is drawing 25
amps at 3/4 of its power rating indicates that it is not operating properly,
since it is out of band.  It would be a good idea to run it at a lower power
setting and to check the output spectrum very closely for spurious emissions
when it is driving your antenna.  One of the fellows who performed all of
the mods to get a TLD1693 PA to work properly in the 2m band did so because
he burned up a few first.  Most of the components that differ between the
TLD1693 (150.8-162 MHz) and TLD1692 (132-150.8 MHz) amplifiers have to do
with stability and efficient, spur-free operation.

73, Eric Lemmon WB6FLY


-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:[EMAIL PROTECTED] On Behalf Of maxjam_99
Sent: Thursday, May 11, 2006 3:10 PM
To: Repeater-Builder@yahoogroups.com
Subject: [Repeater-Builder] Micro repeater amp question..


I am using a mitrek exciter at 1 watt to drive a Micor TLD1693D amp. 
I have tuned it up and it is working great in the 147.xxx range.  I
get approx 75 watts at 25 amps draw or so and 110 at 30 amps.  I don't
have a Micor base/repeater manual, so I am wondering what current the
Motorola supplied power supply is good for?

Thanks.

Sean
NØPBA












 
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