Diode (NOT rectifier) ·Diode-Diode
Common-cathode double diode for detector and signal-rectification service in AC/DC receivers and automobile radios, with a 13 V series-string heater.
Indirectly heated common-cathode double diode for AC/DC receivers and car radio.
General specifications
Properties common to every published source and operating point.
Electrical assignments shared by every tube using this base designation.
No verified pinout is recorded for this base designation.
2 physical sections, each with unique specifications.
Section 1
Two electrically identical diode anodes on a common cathode; represented once under identical-section compression.
Section 2
No fixed ratings are recorded for this section.
Second physical diode section added in approved section-structure reconciliation.
Source-dependent data
Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.
Data set 01
Published operating points and test conditions from this source.
Diode anode voltage peak maximum
200 V
Diode current maximum
0.8 mA
Heater-cathode resistance maximum
20000 ohm
Heater-cathode voltage maximum
125 V
Heating time
100 s
Application
Detector / rectifier in AC/DC and car radio