** 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@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@swva.net
>>>><mailto:SMTP:k2xx@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
>>>>
>>>> _______________________________________________
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>>>> Amps@contesting.com <mailto:Amps@contesting.com>
>>>> <http://lists.contesting.com/mailman/listinfo/amps>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
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>>>
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>
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