[1000mp] FT1000MP M V Field, Audio differance between MAIN and SUB receiver

[Cecil Acuff]

A good test would be to remove the roofing filter and check the radio again. 
Easy enough to do...

Cecil...
----- Original Message ----- 
From: <f.schwartz1 at chello.nl>
To: <1000mp at mailman.qth.net>
Sent: Tuesday, October 31, 2006 5:38 AM
Subject: [1000mp] FT1000MP M V Field,Audio differance between MAIN and SUB 
receiver


> Dear FT1000MP users... question,
>
> Who can explain my loudness difference on the headset output A (3,5mm) 
> between the MAIN and SUB receiver.
> Has it something to do with the inrad roofing filter????
> The audio strength between the MAIN and SUB is substantial! To be frankly 
> annoying.
> I checked the little pots underneath the small lid (topcover) but that 
> makes no difference.
>
> During the CQWW SSB contest I used N1MM and CAT interface. had the REV 
> audio active. as soon as I clicked the B VFO (sub receiver) the audio 
> strength was approx 3 db more.
>
> But generally the audio from the main receiver has a lower value than the 
> SUB receiver.
> In strength about 3 db less, the AF knob position on the main receiver +/- 
> 2 o clock (so almost max)
> However the audio sounds okay no clipping or so. . so rules out a poor AF 
> headphone amp.
>
>
> The radio a FT1000MP Mark V Field, (1,5 years old)
>
> 73
>
> Frans (PA5CA)
>
>
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