TUNE (1C 01 02) started a cycle; nothing sent the 0 that puts the tuner back through. An ATU chip beside SPLIT now toggles it, and the tuner state is read on the slow front-panel beat so the radio's own TUNER button stays in sync.
TUNE (1C 01 02) started a cycle; nothing sent the 0 that puts the tuner back through. An ATU chip beside SPLIT now toggles it, and the tuner state is read on the slow front-panel beat so the radio's own TUNER button stays in sync.