[CW] Is there a method to learn how to send code with no transmitter?

[D.J.J. Ring, Jr.]

This fellow is selling a "Twin-T" near sine wave audio tone code practice
oscillator for about $15.00.
https://www.ebay.com/itm/162201567072
73

DR

On Wed, Jul 21, 2021 at 6:35 PM Bill Lanahan <wa2nfn at gmail.com> wrote:

> With a comport to usb cable and a 1k resistor or an external usb mouse
> which you can tack two wires to the left mouse contacts you can use
> Precision CW Fistcheck from qsl.net/dj7hs.  The same modified mouse can
> also work wilt LCWO.net
>
> 73 wa2nfn
>
> Ps apps named are free
>
> Sent from my iPhone
>
> On Jul 21, 2021, at 5:07 PM, Bob Young <bobyoung53 at hotmail.com> wrote:
>
> 
> OK, I'm out of the country and have been out for a while with no
> transmitter or antenna here.  I've learned all the characters with the
> G4FON online code trainer and now want to practice sending, I bought a key
> but of course have nothing to use it with here so is there an online
> trainer that lets you use a letter or something on the the computer
> keyboard to send to an online code trainer? With G4FON you have to use a
> key or something like that. I'm going back in a few months and will set my
> station back up and would like to be able to send at least decently when I
> start.
>
> Bob
> KB1OKL
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