https://lectronz.com/products/rfoff-64-128-264-luma-bypass-board
RFOFF 64/128/264 luma bypass board by TheRetroChannel
Luma bypass boards for use with the RFOFF
lumabypassboardtheretrochannel
https://lectronz.com/products/rfoff-c64-c128
RFOFF Commodore 64 and 128 V1.1 by TheRetroChannel
RF modulator replacement for the Commodore 64 and 128
commodoretheretrochannel