[WriteLog] Re Sending CW
WA9ALS - John
Mon, 12 Nov 2001 10:29:37 -0500
> No need to spend 20 bucks for rhis. A 30 cent transistor from radio shack
> > and a 10 cent resistor are all you need.
> Well, it's a lil' bit more than this. You will also need to have (can
> buy at Radio Shack or a parts store) an LPT printer port connector plus
> shielded cable (sufficient length to reach from your computer to the
> plus a 1/4" key plug. Be careful when soldering the transistor and
> to the LPT connector so as to not short out any of the pins. Also don't
> overheat the transistor. A small alligator clip on the lead being
> will protect it from the heat of the soldering iron.
> I am offering this advice since you mentioned that you were an operator
> not a homebrewer.
Even easier - RS has DB-9s with pins that are separate - You just solder
them onto your wire, then insert them into the DB-9 connector - THus no
danger of shorting pins etc - even old guys can do it! All you need is DTR
and ground - leave the others out. Easy.