This is an AMTOR - FEC mode B test transmission.

The 8-Bit .WAV file you are hearing was created using a 386PC clone
running DOS 5.0. Other hardware included a KAM multi-mode data
controller, a "Pro Audio Studio 16" sound card, and PROCOMM
terminal software.  The audio was digitized at an 11 KHz rate.

We hope that you are receiving this message without errors.

abcdefghijklmnopqrstuvwxyz 0123456789 !@#$%^&*() -=_+[]{};':",./<>?

To compare the message just received, see the file fec.txt

73's de aa7bq k