[ICOM] IC730 Finals

walnutcreek at appstate.net walnutcreek at appstate.net
Wed Jul 9 08:04:40 EDT 2008


2SC2097H-MP is matched pair.  This is the highest rated 2SC2097 avaiable for the rig.  It came with 2SC2097HH installed from the factory, withthe H you don't want to set output higher than 90 watts or you will get distortion.
All the best, and 73,
Cam
WA4JKW 


------Original Mail------
From: "Mike Olbrisch" <mike-2007 at elp.rr.com>
To: "'ICOM Reflector'" <icom at mailman.qth.net>
Sent: Wed, 9 Jul 2008 05:05:00 -0600
Subject: RE: [ICOM] IC730 Finals


MP is likely a MATCHED PAIR for applications where two share the load.  Like in
final amplifiers.

Mike - KD9KC.
El Paso, Tx.
DM61rt

Molon labe. [mo-lone lah-veh] Google it...

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> -----Original Message-----
> From: icom-bounces at mailman.qth.net 
> [mailto:icom-bounces at mailman.qth.net] On Behalf Of Alan
> Sent: Wednesday, July 09, 2008 2:06 AM
> To: ICOM Reflector
> Subject: [ICOM] IC730 Finals
> 
> I am looking at having to replace blown final transistors in 
> my IC730, they being 2SC2097's.
> I see after doing some searching there are  2SC2097,  
> 2SC2097B, 2SC2097-H and 2SC2097-H-MP on the market, of course 
> at various prices, the -H-MP being by far the most costly of 
> them.  Can anyone tell me what the basic difference is 
> between them please??
> I am guessing that the MP is possibly Miltary Standards of 
> some sort, which I would guess would possibly be overkill for 
> this application.
> My thanks in advance for any help that can be offered.
> 
> Alan ZL3KR
> 
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