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[SECC] CW sending from CT or NA

Subject: [SECC] CW sending from CT or NA
From: aa4ga@contesting.com (Lee Hiers)
Date: Sat, 17 Nov 2001 22:12:53 -0500
On 15 Nov 2001, at 11:02, n4uk@mindspring.com wrote:

>    I have a technical question for those of you who are using NA or CT
>    to send CW from a parallel port. Is there a way to have the program
>    key up the rig without relying on VOX and the transmission of a
>    character first to do this? I built parallel interfaces long ago
>    that send cw from LPT but rely on VOX. THis is not good for the TR
>    relays especially when an antenna relay system, lockout relays, etc
>    are used that add delay to when the amplifier relays are finally
>    keyed up. This causes the RF relays to occasionally be hot keyed
>    which will eventually lead to relay failure. I need to have the rig
>    and all relays keyed first and THEN the CW to be sent a few
>    milliseconds later. Is anyone doing it this way????

I don't know about NA or CT, but TR does this using the PTT 
line...programable amount of delay before the CW starts.

73 de Lee

--
Lee Hiers, AA4GA
Cornelia, GA

aa4ga@contesting.com

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