[ICOM] Icom T8A audio question

Gary Fiber g.fiber at verizon.net
Thu Sep 2 18:13:32 EDT 2004


John,

I don't remember the T8A having a wide FM mode. Yes it has wide receive 
tuning capability,  but actually shifting from a 15 kHz filter Narrow band 
FM filter to a wider filter for a Broadcast FM station I don't think it can 
do that. Its been a few years since I supported the T8A so i could be mistaken.

So if you are listening to broadcast FM through a 15 kHz filter it will not 
work well as the deviation of a broadcast FM station is + - 75 kHz. Seems 
to me the T81A did have a wider filter for receiving Broadcast FM but I am 
not sure of that either.

Gary K8IZ

At 09:59 AM 9/2/2004, you wrote:
>I recently picked up an Icom T8A triband HT in mint
>condition.  Really like this unit because of the wide
>receive.  Wish I had an earlier T81A that I could mod
>for wide receive off the keyboard.  Also, the T8A is a
>little easier to use, since it doesn't have the
>joystick.
>
>Anyway, I thought that the audio sounded pretty
>"tinny" coming out of the speaker on the T8A.  I
>especially noticed this on the classical music FM
>station.  It didn't sound near as good as the audio on
>my T81A.  I called Icom and they thought that it might
>be the voice coil in the speaker going bad, or that it
>got some metal shavings into it.  When I hooked up a
>speaker mic the audio sounded much better.
>
>I sent the T8A off to Scott at MTS for a speaker
>replacement.  He just got done checking it out, and
>said that the speaker looks ok.  It's just that the
>T8A doesnt' have the greatest speaker.  I had had 2
>T8As in the past, and thought that the audio was
>better than what I am getting, but then again,
>anything past yesterday evening gets hazy memory wise!
>
>So what is the audio like on your T8A?  And how does
>it compare to a T81A if you have both.  I have found
>my T81A to be much better.  I do trust Scott at MTS,
>just wondering if maybe I got an early unit and they
>replaced the speaker with something better in later
>units, or maybe my memory is really going.
>
>73s JOhn NE0P



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