The HF-2500Dx does not have a TX EN "ready for transmit" output. As such I
would have to assume the high speed switching employed in the amp is
engineering to handle the exciter power on key up.
As others have mentioned, and I can attest to, it is truly a well constructed
piece of gear.
Regards,
K. Nesbitt, VE6IV
>------- Original Message -------
>From : Ken Brown[mailto:ken.d.brown@verizon.net]
>Sent : 6/8/2005 2:13:10 AM
>To : tentec@contesting.com
>Cc :
>Subject : RE : Re: [TenTec] RE : Keying Amp with my new Omni VI+
>
>
>>Assuming the QRO amp is QSK capable will this permit the safe use of the
>>RELAY OUT on the OMNI in "semi break-in" mode (i.e: slow QSK). Theres no way
>>I'm going to want to mess with manual PTT in a cw exchange.
>>
>>
>If the QRO amp is QSK capable, in the sense of being able to work with
>the Ten-Tec keying loop, you would not use the RELAY OUT at all. You
>would use the TX OUT (to key the amplifier) and TX EN (for the amplifier
>to enable the Omni to output RF when it is ready). Then to operate Slow
>QSK you would just set the FAST/SLOW QSK button on the Omni to the QSK
>SLOW position. The delay time in QSK SLOW is programmable.
>
>You would only want to use the RELAY OUT if the amplifier cannot provide
>a "Ready for TX" output to connect the the Omni VI TX EN, or if the
>keying input to the amplifier is incompatible with the TX OUT of the Omni.
>
>DE N6KB
>
>
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