That is great, but how do you "boot your computer in DOS" if you are running Win XP or higher. Did you wisely save a copy of DOS 6.2 just for such occasions?
73, Don W3FPR On 9/27/2012 11:03 AM, wreese wrote: > Don & The List, > > There is a free program called "The Mill" but it requires that you > boot your computer in DOS and it will control the DB9 serial connector. > > The Mill is a learning tool and it will teach you code up to about 40 > WPM. In the particular application I think you want, it will print > what you type on the screen and it changes colors as it goes out to > your transmitter if you should type faster than the speed you set. > > http://home.comcast.net/~w4fok/ > > This link will take you to the home page of "THE MILL." > > At 09:48 AM 9/27/2012 -0400, you wrote: >> Keying via DTR or RTS will work with the simple transistor circuit, but >> it is subject to timing problems created by the operating system. There >> is no way for an application to directly control a port, so the >> application has to pass the request to the operating system and then the >> operating system will control the port when it deems appropriate. That >> may be OK at slow CW speeds, but the timing becomes more critical at >> higher speeds. Enter the WinKeyer to solve that problem. >> >> 73, >> Don W3FPR >> >> On 9/26/2012 4:26 PM, Matt Maguire wrote: >>> You can do it cheaper by building a simple transistor circuit >> that allows you computer to key the radio via the computer's RS232 >> serial port. Not quite as good as a Winkeyer, but gets you on air >> very quickly so you can have a play. >>> 73, Matt VK2ACL >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:Elecraft@mailman.qth.net >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
