block frequency freeware downloads
CW Decoder
3.80 freeware download... display Variable noise thresholds, noise blanking threshold Automatic frequency control (AFC) Transmit Morse code, keyboard input ... a text file Various transmit modes Interactive (immediate) Block transfer (send typed screen) Functions keys perform transmit ...
JMCAD
09.157 freeware download... This includes the ability to construct and simulate block diagrams. The visual block diagram interface offers a simple method for constructing, ... user builds his system model by selecting predefined blocks from a block library and simply wiring the ...