0. The tone generator uses the same timer-plus-lookup-table I have used in my SSTV encoders, and the multi-value resistor ladder that Gary Dion used in the WhereAVR in place of the R2R design, which has a higher parts count. Please upload a JPEGPNG file Convert Image file to WAV Image files should have the following minimum pixel sizes. You can play the audio file with SSTV data from the command line using paplay. InterACE is a program to enable Radio Amateurs to exchange digital SSTV pictures over the Internet. . . 2022. 1.