dump_ks -  outputs dump into file with checksums per each line
rks2wav -  produces wav of passed rks, which can be played on PC
           and loaded into Specialist from soundcard output into
           tape in.
wav2spec - provides converting wav, recorded from Specialist
           tape out (or cassete tape) into binary format.
           a 44100 Hz 16-bit mono or stereo format required.

you can get these tools with sources at my web-page:
http://shoorick.org.ua/spec
