[amsat-bb] Re: Finding yourself on the linear transponders
Gus
gus at 8p6sm.net
Wed Jan 8 07:20:36 PST 2014
Tx to FM mode, mouth closed (no modulation), PTT is your key.
On 01/08/2014 01:53 AM, Roger Kolakowski wrote:
> Honestly...I wonder how many of the operators have keys to send those
> dits...
>
> Roger
> WA1KAT
>
> On 1/7/2014 7:59 PM, Ronald G. Parsons wrote:
>> Perhaps it’s just me, but it seems like an increasing number of
>> operators are trying to find their downlink by speaking into their mic
>> while tuning up and down the band, often plus or minus 20-30 kHz. Not
>> only is this disruptive to existing QSOs, it is not the most effective
>> way to do it. My receiver has a panadapter with a 40 KHz bandwidth,
>> and I can see these SSB signals swishing up and down, over and over.
>>
>> If you don’t have computer control of your frequency, set up a switch
>> by which you can send a SHORT series of dits. Then don’t swish. Adjust
>> your transmitter is steps of about 3 kHz. Send a burst of dits at low
>> power and listen. If you don’t hear yourself, tune up or down. This
>> way you will have an effective way to find yourself and you won’t
>> interrupt other QSOs repeatedly.
>>
>> Once you find yourself, make sure you are not interfering with an
>> existing QSO. Then refine your tuning until your frequency is nearly
>> right. If you are operating CW, your done. If you are operating SSB,
>> try holding a tone generator near your mic and adjust your transmitter
>> or receiver until the tone on the downlink matches the tone generator.
>>
>> There is probably a free tone generator available for your smart phone.
>>
>> Better yet, try computer control of your transmitter and receiver. You
>> can easily find an Elmer on the air if you need help.
>>
>> But, PLEASE. don’t swish!
>>
>> Ron W5RKN
>> _______________________________________________
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>
> _______________________________________________
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>
--
Gus 8P6SM
The Easternmost Isle
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