Antique Radio Collection
Part No. 6
2003.02.06 upload
Super Heterodyne MT-Tube AM Radio
Yaou 5MA403 in 1960s
This is a super heterodyne MT-tube 2-band radio (transformerless) which was made in 1960s. Unfortunately, it doesn't work at the moment.

5MA403 Front View
5MA403 Rear View

Specification
Model GENERAL Super Radio 5MA403
Manufacturer Yaou Electric
Type Super Heterodyne
Frequency band MW: 535-1605kc
SW: 3.75-12Mc@
IF 455kc
Tubes used 12BE6, 12BA6, 12AV6, 30A5, 35W4
Audio output 1W (max. 1.3W)
Input power 50-60c/s, 100V AC
Power consumption 25VA
Speaker Permanent dynamic speaker
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