[Orion] Orion PTT Question

Grant Youngman nq5t at comcast.net
Sun Dec 28 13:06:40 EST 2003


> Does the Orion support cw PTT control via software command on 
the comm
> port?  

Barry ...

It does not appear to.  You can send characters, which will key the 
transmitter up for each character -- as though you had simply keyed 
it using the internal keyer.  And you can key the transmitter.  The 
"key" command ... *TK<cr>  .. does actually key the transmitter in 
CW mode equivalent to a key closure.  I did verify operation of *TK 
and /<char><CR>.

But there does not appear to be a soft command to do the PTT 
function as it has been discussed (if you can actually call it a 
discussion) on the tentec list -- at least I haven't found it.  

I did just post a note over there of a very simple means of doing the 
PTT thing if you have a QSK amp with handshake, but it does 
require a hardware open collector PTT interface that pulls low to 
invoke.

Grant/NQ5T



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