Sound card tnc software

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We also use third-party cookies that help us analyze and understand how you use this website. OpenBCM is opensource and freeware. You don't need a TNC. Soundmodem has been tested on Windows XP, Vista, 7, 8, 10 and has proved stable in operation.

The only difference is that it is multitasking. This means that you can have multiple connects and you can YAPP without restrictions. You can receive as many YAPPs as you wish simultaneously. You can have also unlimited number of connections about The program was written to work with the Kantronics range of TNC's but should work with any TNC that is connected to a serial port on your computer. Ideal for any UI packet communication.

Too much RX audio overdrives your sound card with equally destructive results. Incoming Audio: In my configuration I have the radio volume control about halfway up.

The computer sound card mic control is set at max. It seems to work best with strong high tones and lesser low tones. Outgoing Audio: the master volume control is set to about 2 out of 10 and the wave control is maybe 4 out of With my radio on low power I can monitor my modulation level on the display meter. You do not want full deviation in packet, maybe 3 KHz out of your maximum 5. If you push harder, the receiving TNC will have trouble with your signal.

With a little practice you can get a feel for it. Have fun with your packet project! Skip to content. Theory and Background This page is from — technical info and parts may be outdated, superseded or discontinued. Click on each thumbnail to view the full size picture.