Electronic tube and vacuum tube catalog

Base

8E

Socket code

Refer to variations

Electrical Summary

Heater	5 V / 3 A
Rectifier	S1: 250 mAS2: 250 mA
V Drop	S1: 60 VS2: 60 V
V Inverse	S1: 4,500 VS2: 4,500 V

Sections

2

4 pins

Directly heated full-wave high-vacuum rectifier, also designated RK60. Its dual rectifier sections provide unusually high inverse-voltage capability for substantial high-voltage power-supply service.

Base

8E

Socket code

Refer to variations

Electrical Summary

Heater	5 V / 3 A
Rectifier	S1: 50 mAS2: 50 mA
V Drop	S1: 60 VS2: 60 V
V Inverse	S1: 4,500 VS2: 4,500 V

Sections

2

4 pins

Directly heated full-wave high-vacuum rectifier, also designated 1641, with high inverse-voltage capability and approximately 250 mA current rating per published section data.