[ICOM] IC-775 filters (Was Icom 781 vs. 756 Pro 3)
Anders Janis SM4RNA
sm4rna at telia.com
Thu Dec 7 11:39:18 EST 2006
No! The IC-775 do not have such an adjustment. Only 60MHz master osc.
On older radios as a IC-765, IC-751 it is possible, though.
/Anders
----- Original Message -----
From: "Fern Rivard" <crc at cyberlink.bc.ca>
To: "ICOM Reflector" <icom at mailman.qth.net>
Sent: Wednesday, December 06, 2006 9:24 PM
Subject: Re: RE: [ICOM] Icom 781 vs. 756 Pro 3
> Hi Jim:
> Yes, this may be due to a non symmetrical filter but that can easily
> be corrected with re-alignment of both carrier oscillators for usb and
> lsb. There's probably nothing wrong with your ssb filter but rather that
> those two oscillators have to be aligned properly.
> Cheers from Fern VE7GZ
>
>
>
>
> ----- Original Message -----
> From: <JMILLER1706 at cfl.rr.com>
> To: "ICOM Reflector" <icom at mailman.qth.net>
> Sent: Wednesday, December 06, 2006 12:48 PM
> Subject: Re: RE: [ICOM] Icom 781 vs. 756 Pro 3
>
>
>>I have a 775DSP which I am quite happy with except for the slight
>> change in voice tonal quality when switching from LSB to USB (in USB
>> the audio spectrum seems to shift slightly toward the trebles). I
>> have
>> heard someone comment here that this is due to non-symmertical Icom
>> filters, and that an Inrad replacement would help. I lost that post,
>> so which Inrad model is recommended? Also which Inrad roofing filter
>> would be recommended for the 775?
>> Jim N4BE
>>
>> ----- Original Message -----
>> From: Adam Farson <farson at shaw.ca>
>> Date: Wednesday, December 6, 2006 2:24 pm
>> Subject: RE: [ICOM] Icom 781 vs. 756 Pro 3
>> To: 'ICOM Reflector' <icom at mailman.qth.net>
>>
>>> Hi Charles,
>>>
>>> Have you tried various combinations of CW filter settings on the
>>> Pro3?
>>>
>>> http://www.ab4oj.com/icom/pro_notes.html#cwfil
>>>
>>> Cheers for now, 73,
>>> Adam VA7OJ/AB4OJ
>>>
>>> << Example: filters - I like the 781 filters (tight CW filters) a
>>> littlebetter than the Pro3 only because of the way they sound
>>> under crowded band
>>> conditions. >>
>>>
>>> 73,Charles, K4ZRJ
>>>
>>> >
>>>
>>>
>>>
>>> Scanned for viruses by Blue Coat
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>>> ----
>>> Your Moderator: Dick Flanagan K7VC, icom-owner at mailman.qth.net
>>> Icom Users Net: Sundays, 1700Z, 14.316 MHz
>>> Icom FAQ: http://www.qsl.net/icom/
>>>
>> ----
>> Your Moderator: Dick Flanagan K7VC, icom-owner at mailman.qth.net
>> Icom Users Net: Sundays, 1700Z, 14.316 MHz
>> Icom FAQ: http://www.qsl.net/icom/
>>
>>
>> --
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>>
>
> ----
> Your Moderator: Dick Flanagan K7VC, icom-owner at mailman.qth.net
> Icom Users Net: Sundays, 1700Z, 14.316 MHz
> Icom FAQ: http://www.qsl.net/icom/
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