Manufacturer:

Origin:

Model:

Year:

Power:

Tubes/transistors:

Case:

Dimensions:

Ranges:

Condition:

Schematic:

Remark:

Sanyo

Japan

4B-1

1958?

Battery: 1,5V + 67,5V

1R5, 1T4, 1U5, 3S4

Plactic

19 x 11 x 6 cm

PO

Working

Yes