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1A3
Diode (NOT rectifier)Diode
PDF Google eBay
Base
5AP
Socket code
B7G
Sections
1
Heater
1.4 V / 150 mA
Ik max
0.5 mA
Rectifier
0.5 mA
V Inverse
330 V
7 pins - B7G - Miniature 7-contact
Variations:DA90
Battery-operated RF detector diode intended for radio signal detection and low-level rectification. Its simple thermionic diode construction is optimized for receiving-equipment signal processing rather than power-supply rectification.
Radio Detector Converter
Source PDFs (9)
DA90
Diode (NOT rectifier)Diode
PDF Google eBay
Base
Miniature
Socket code
B7G
Sections
1
Heater
1.4 V / 150 mA
Rectifier
0.5 mA
V Inverse
330 V
7 pins - B7G - Miniature 7-contact
Variations:1A3
Battery-oriented single diode with a 1.4 V heater and high resonant frequency, intended for detector and low-level signal rectification in portable equipment.
Detector Diode Suitable For Battery Equipment
Source PDFs (4)

Electrical Summary

General Summary

1A3

Diode (NOT rectifier)Diode

Heater	1.4 V / 150 mA
Ik max	0.5 mA
Rectifier	0.5 mA
V Inverse	330 V

7 pins - B7G - Miniature 7-contact

Variations:DA90

Battery-operated RF detector diode intended for radio signal detection and low-level rectification. Its simple thermionic diode construction is optimized for receiving-equipment signal processing rather than power-supply rectification.

Radio Detector Converter

DA90

Diode (NOT rectifier)Diode

Heater	1.4 V / 150 mA
Rectifier	0.5 mA
V Inverse	330 V

7 pins - B7G - Miniature 7-contact

Variations:1A3

Battery-oriented single diode with a 1.4 V heater and high resonant frequency, intended for detector and low-level signal rectification in portable equipment.

Detector Diode Suitable For Battery Equipment

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