BATC Software Library
BATC Software that is still evolving is generally published on the BATC GitHub Site. Older software (mainly PIC programs) is listed below.
See ADF435x PIC for code and pcb specifications for the CQ-TV 253 article "7 band oscillator" by G7DOE
The VHDL Demo programs written in 2013 by G4GUO to support his CQ-TV 241 and CQ-TV 242 articles File:vhdldemo.zip
PIC software for the Comtech modules sold by G1MFG in the nearly 2000s is described and linked on this page Comtech_modules - G1MFG_Software
The "VPTSR" Terminate and Stay Resident program for JVFAX written in 1995 File:vptsr.zip
The "Worthing" ATV Program written by Robin G8XEU in 1987. File:Worthing_ATV.zip