The Beken BK1198 page

a new generation i2c programmable ic for AM/FM/SW mechanical tuning

BK1198 datasheet English PDF(datasheet translated with OCR)
BK1198 datasheet chinese(datasheet scan copy; text/pdf not available)
Jaycar schematics(for the 16 pin version)

BK1198 ic blocks diagram

BK1198 radio schematics

Zesgood PCB

Zesgood radio