Diode (NOT rectifier) ·Diode-Diode
DD207
Battery-operated double diode intended for detector and rectifier service in portable receiving equipment.
- Sections
- 2
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater
- 2 V / 75 mA
Description
Battery double diode.
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater voltage
- 2 V
- Nominal heater current
- 75 mA
- Parallel heater voltage
- -
- Parallel heater current
- -
- Series capable
- No
Terminal pinout
Electrical assignments shared by every tube using this base designation.
No verified pinout is recorded for this base designation.
Section ratings
2 physical sections, each with unique specifications.
Section 1
Diode
No fixed ratings are recorded for this section.
Representative section for repeated identical sections.
Section 2
Diode
No fixed ratings are recorded for this section.
Representative section for repeated identical sections.
Source-dependent data
Operating conditions by source
Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.