[AMRadio] what is this????

Mon Nov 29 13:57:19 EST 2010

That is CB crap, it is NOT bandswitching. Bernie
----- Original Message ----- 
From: "David Knepper" <collinsradio at comcast.net>
To: "Discussion of AM Radio in the Amateur Service" 
<amradio at mailman.qth.net>
Sent: Monday, November 29, 2010 12:35 PM
Subject: Re: [AMRadio] what is this????


> Bob, just shows that I should never "jump ship" when Collins is my forte!
>
> I wonder what tubes he is built this new configuration around.
>
> I hope that your health is fine and that you are looking forward to 2011
> with gusto.
>
>
> David Knepper, W3CRA/W3ST
> Editor of the Collins Journal
> Secretary of the Collins Radio Association
> www.collinsra.com
> Join today
> ----- Original Message ----- 
> From: "Bob Peters" <rwpeters at swbell.net>
> To: "'Discussion of AM Radio in the Amateur Service'"
> <amradio at mailman.qth.net>
> Sent: Monday, November 29, 2010 12:31 PM
> Subject: Re: [AMRadio] what is this????
>
>
>> No David  The SB220 is the amp but if you look at the picture it is 6 ea
>> 3-500 tubes in an SB220 with the bottom unit being the power supply...
>> Only problem with this picture it does not look like they beefed up the
>> tank
>> circuit...6 KW out of an SB220 band switching  Hmmmmm  I don't think
>> That this was a CBer doing it...
>>
>> Bob W1PE
>>
>> -----Original Message-----
>> From: amradio-bounces at mailman.qth.net
>> [mailto:amradio-bounces at mailman.qth.net] On Behalf Of David Knepper
>> Sent: Monday, November 29, 2010 4:37 AM
>> To: Discussion of AM Radio in the Amateur Service
>> Subject: Re: [AMRadio] what is this????
>>
>> It would appear that the Heath SB-220 is used to drive the linear.  I
>> guess
>> that is fairly obvious.
>>
>> David Knepper, W3CRA/W3ST
>> Editor of the Collins Journal
>> Secretary of the Collins Radio Association
>> www.collinsra.com
>> Join today
>> ----- Original Message ----- 
>> From: "Jim in Waco WB5OXQ" <wb5oxq at grandecom.net>
>> To: "Discussion of AM Radio in the Amateur Service"
>> <amradio at mailman.qth.net>
>> Sent: Sunday, November 28, 2010 11:04 PM
>> Subject: [AMRadio] what is this????
>>
>>
>>>
>> http://cgi.ebay.com/heathkit-base-linear-amplifier-L-K-/120652258077?pt=LH_D
>> efaultDomain_0&hash=item1c176f5b1d
>>>
>>> Never saw anything like this.   CB junk mods?
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