[BULK] - [Amps] Info on Mirage 6M 10/150 Amp?

R.Measures r at somis.org
Tue Feb 17 09:38:54 EST 2004


**  Joe -- RF controlled bias-switching works well on AM and FM.  This is 
not the case for SSB and CW.  For those two modes, transceiver-control 
works best.

>Rick, I would be operating exclusively CW and SSB.
>
>73, Joe
>
>R.Measures wrote:
>
>>**  What mode are you using on 6m?
>>
>>  
>>
>>>Joe,
>>>
>>>In many Mirage 6m amps, including a model A1015 that I have at home, the
>>>circuitry for RF sensing is actually mostly in place, on the circuit board;
>>>it's just not connected!  This makes it reasonably easy for anyone with a
>>>screwdriver, soldering iron and about ten minutes to modify for RF sensing
>>>if they wish.
>>>
>>>In the case of my A1015 (about 3 years old), the entire circuit was in place
>>>except for the coupling capacitor that drives it.  Took me about five
>>>seconds to find that omission, and add the cap from my own stock...
>>>
>>>73 de Steve WB2WIK/6
>>>
>>>"Success is the ability to go from failure to failure with no loss of
>>>enthusiasm." -Winston Churchill
>>>
>>>    
>>>
>>>>-----Original Message-----
>>>>From:	Joe Giacobello [SMTP:k2xx at swva.net]
>>>>Sent:	Monday, February 16, 2004 11:35 AM
>>>>To:	Steve Katz
>>>>Subject:	Re: [BULK] - [Amps] Info on Mirage 6M 10/150 Amp?
>>>>
>>>>Tnx for your help, Steve.  I appreciate it.  I knew absolutely nothing
>>>>about the new regs and thought someone had sold me a faulty rig.
>>>>
>>>>73, Joe
>>>>
>>>>Steve Katz wrote:
>>>>
>>>>
>>>>	Hi Joe,
>>>>	
>>>>	Yes, the 6m amplifier *is* different.  There's an FCC rule that
>>>>prohibits
>>>>	RF-sensed amplifiers from being sold in this part of the spectrum.
>>>>	
>>>>	However, it is perfectly acceptable for an amateur to modify
>>>>equipment in
>>>>	this regard, for his own use.
>>>>	
>>>>	WB2WIK/6
>>>>	
>>>>	"Success is the ability to go from failure to failure with no loss
>>>>of
>>>>	enthusiasm." -Winston Churchill
>>>>	
>>>>	  
>>>>
>>>>		-----Original Message-----
>>>>		From:	Joe Giacobello [ SMTP:k2xx at swva.net
>>>><mailto:SMTP:k2xx at swva.net>]
>>>>		Sent:	Sunday, February 15, 2004 6:34 PM
>>>>		To:	Amps
>>>>		Subject:	[BULK] - [Amps] Info on Mirage 6M 10/150
>>>>Amp?
>>>>		
>>>>		I recently had a Mirage 10W in, 150W out 6M brick amp in the
>>>>shack.  
>>>>		When I checked it out, it wasn't working.  It seemed that
>>>>the RF from 
>>>>		the exciter was feeding straight through to the output.  I
>>>>assumed that 
>>>>		the RF sensing antenna relay changeover circuitry was not
>>>>working.  
>>>>		However, I've since been told that the 6M amps have to be
>>>>keyed from the 
>>>>		exciter by grounding through the RCA jack on the rear and do
>>>>not work by 
>>>>		RF sensing.  My 2M and 440 MHz Mirage amps go to transmit by
>>>>RF sensing 
>>>>		or via the RCA jack.  Is the 6M unit different?  I'd
>>>>appreciate any 
>>>>		information on the issue.
>>>>		
>>>>		73, Joe
>>>>		
>>>>		_______________________________________________
>>>>		Amps mailing list
>>>>		Amps at contesting.com <mailto:Amps at contesting.com>
>>>>		<http://lists.contesting.com/mailman/listinfo/amps>
>>>>		    
>>>>
>>>>
>>>>
>>>>	  
>>>>
>>>>      
>>>>
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>>>    
>>>
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>>  
>>
>


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