MSR 2000 ??? input power

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mirage
Posts: 169
Joined: Mon Dec 03, 2001 4:00 pm
What radios do you own?: APX7500APX7000 XTS4000 MT500

MSR 2000 ??? input power

Post by mirage »

Does anyone know the specs on the MSR2000 VHF power amp
Thanks
Doug
George
Posts: 265
Joined: Wed Apr 16, 2003 11:14 am
What radios do you own?: X9000, HT1550XLS, MTS2000, etc

Re: MSR 2000 ??? input power

Post by George »

Which one?

When asking a question, always include the kit number and any relevant meter readings if you are troubleshooting as well as the application in which you are using the amp.

What do you want to know? Drive level, output power, current consumption? Size, weight?

George
Jim202
Posts: 3610
Joined: Sun Sep 09, 2001 4:00 pm

Re: MSR 2000 ??? input power

Post by Jim202 »

Standby is 0.55 amps
800 MHz 15 watts TX 6.5 amps
800 MHz 35 watts TX 13.5 amps
UHF 10 to 25 watts TX is 9.5 amps
VHF 1 to 25 watts TX is 9.5 amps
RX at 4 watts audio max drain is 1.5 amps

Other than that you need to be more specific in your question.

Jim

mirage wrote:Does anyone know the specs on the MSR2000 VHF power amp
Thanks
Doug
User avatar
mirage
Posts: 169
Joined: Mon Dec 03, 2001 4:00 pm
What radios do you own?: APX7500APX7000 XTS4000 MT500

Re: MSR 2000 ??? input power

Post by mirage »

Thanks your correct when I reread the post I was vague. One of those things when you know what you want to say.
I am looking for the drive level input I will be using a GM300 to drive the amp and not want to over drive it. So the input wattage is what I am looking for
Thanks
Doug
Will
Posts: 6823
Joined: Tue Sep 04, 2001 4:00 pm

Re: MSR 2000 ??? input power

Post by Will »

The input power to the PA is in the miliwatts, 400 or 500 miliwatts. You can not turn a GM300 down below 10 watts or so. They go spurious.
w5gm
Posts: 42
Joined: Sat Jan 21, 2006 1:32 pm

Re: MSR 2000 ??? input power

Post by w5gm »

The exciter on my VHF MSR2k dumps out 200mw..

You might try bypassing the PA on the GM300, just lift the line into the 1st transistors and route that to the antenna connector.
Its worth a shot.
George
Posts: 265
Joined: Wed Apr 16, 2003 11:14 am
What radios do you own?: X9000, HT1550XLS, MTS2000, etc

Re: MSR 2000 ??? input power

Post by George »

If you are so bound and determined to make a freakenstein out of this situation, I would use a LPI GM300 with an attenuator. A 25 watt 6 db attenuator should not be that expensive to find.

Someone wake me when I need to go home.

George
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