Sony CFS-2050 Radio

PCB View

The Sony CFS-2050 has a very interesting tuning dial indicator design that travels in a locus and the path appears almost like a radio signal. Removing the tape transport mechanism provides access to the PCB underneath. In this radio design Sony are using a single chip radio solution, which lowers the component count and cost.


Dial Indicator
Tuning Control Mechanism
Variable Capacitor
Ferrite Rod and Coil

Radio Chip

The CXA1238S is an AM/FM radio on chip solution manufactured by the Sony Corporation. It was a very popular radio solution found in radio cassettes of the 90s. It provides extremely good reception and is ideal for portable applications due to its low power consumption.

Tuning Mechanism

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My First Sony CFS-2050
Sony CFS-2050
Sony CFS-2050 inisde View
CFS-2050 Drive Belt
CFS-2050 Heads
CFS-2050 Audio Design
CFS-2050 Radio
CFS-2050 Loudspeakers
CFS-2050 Back
CFS-2050 Box