[ICOM] 756 Pro II

[Tony Lord]

Cliff,

Whoops didnt spot that, it's a typo for ICOM 756 Pro II

73's de Tony G8DQZ

-----Original Message-----
From: icom-bounces at mailman.qth.net [mailto:icom-bounces at mailman.qth.net] On
Behalf Of Clif Holland
Sent: 13 August 2006 16:59
To: ICOM Reflector
Subject: Re: [ICOM] 7546 Pro II

Without having checked the 7546 Pro II.(Don't know what it is) schematic if 
it's like most Icoms it does have a temperature protection circuit.

Clif Holland KA5IPF
www.avvid.com


----- Original Message ----- 
From: "John Fleming" <john at wa9als.com>
To: "ICOM Reflector" <icom at mailman.qth.net>
Sent: Sunday, August 13, 2006 9:48 AM
Subject: Re: [ICOM] 7546 Pro II


> No one is really answering the question though.  I doubt there's a heat 
> sensor, or if so, it's set very high.  I've done a lot of RTTY contesting 
> with full power with the 756PRO line (mostly II) and the 706MKIIG.  The 
> rigs get VERY hot, but just keep on ticking - for years now.  Not 10 
> minutes straight key down, but probably at least 5 or more with some 
> weekly rag chews I do on RTTY at full power.  (The PW-1 can take the 
> "abuse" too - Go Icom!)
>
> 73 - John, WA9ALS
>
> ----- Original Message ----- 
> From: "W8OKN Sean" <w8okn at charter.net>
> To: "ICOM Reflector" <icom at mailman.qth.net>
> Sent: Sunday, August 13, 2006 9:17 AM
> Subject: Re: [ICOM] 7546 Pro II
>
>
>>I am not sure I would ever leave any rig on full transmit, full power for 
>>10 minutes.
>>
>> Sean
>> W8OKN
>>
>> ----- Original Message ----- 
>> From: "Tony Lord" <tony.lord at lfpuk.co.uk>
>> To: "'ICOM Reflector'" <icom at mailman.qth.net>
>> Sent: Sunday, August 13, 2006 8:24 AM
>> Subject: [ICOM] 7546 Pro II
>>
>>
>>>
>>>
>>> Hi all,
>>>
>>> A question for you guys. I was testing out a new dummy load to see how
>>> "good" it was, last night. I tuned to 20m and FM and left the rig on 
>>> (into
>>> dummy load) for about 10+ minutes, at full power. The dummy load passed 
>>> the
>>> test with flying colours! However, after the test, the Pro II was 
>>> getting
>>> rather hot at the back and then refused to transmit on SSB, it indicated
>>> very high SWR's which I could not correct with the "tune" function. By 
>>> this
>>> time I was on main aerial and not the dummy load. So I did a Bill Gates,
>>> switched everything off, waited a few minutes and then switched 
>>> everything
>>> back on and all worked just fine. Made a number of FB SSB contacts on
>>> various bands.
>>>
>>> Is there a heat sensor within the rig that stops transmissions until the
>>> unit has cooled down?? Just for information the receive side worked
>>> perfectly.
>>>
>>> 73's de Tony G8DQZ
>>>
>>>
>>> ----
>>> 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/
>>>
>>>
>>> -- 
>>> No virus found in this incoming message.
>>> Checked by AVG Free Edition.
>>> Version: 7.1.405 / Virus Database: 268.10.9/417 - Release Date: 
>>> 8/11/2006
>>>
>>>
>> ----
>> 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/
>>
>>
>> -- 
>> No virus found in this incoming message.
>> Checked by AVG Anti-Virus.
>> Version: 7.1.405 / Virus Database: 268.10.9/417 - Release Date: 8/11/2006
>>
>
> ----
> 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/