[ICOM] Re:IC2720H

W. David Paperman wpaper at ev1.net
Mon Nov 28 15:58:57 EST 2005


Greetings;

I have been following this thread with some interest.

We (Montgomery County, TX ARES) have a motorcycle contingent for 
operations during public service events. I and most of the group have 
been using the IC 2720H for quite some time. Only one, purchased early, 
has had the driver problem. All the others have been excellent 
performers. This in spite of adverse conditions, mechanically and 
electrically, such as severe vibration and lack of sufficient antenna 
ground plane.

As far as the utility of the IC 2720H, we have been pleased with its' 
many features. Perhaps one contributory factor to it's' perceived 
susceptibility to intermodulation is its more sensitive receiver 
compared to some other popular models and manufacturers. As far as 
intermodulation and desensitization problems go, I find mine no worse 
than many other dual band mobiles; better than some I have tried.

IMHO: It is an engineering feat yet to be accomplished (perhaps 
eventually with DSP) to have broad bandwidth, high sensitivity and good 
intermodulation rejection.

Dave, W5WP
W. David Paperman, C.E.
Wireless Telecommunications; EMI



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