Data set 01
1938 Philips Miniwatt Vacuum Tube Catalog
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Other
Maximum AC no-load voltage per plate
1000 V
HalfWave
Maximum DC output current
75 mA
HalfWave
Rectifier - Half Wave ·Rectifier
4646
Directly heated Philips high-vacuum half-wave rectifier for receiving-equipment supplies. Rated for approximately 1 kV peak inverse voltage and 75 mA rectified DC output from a 4 V filament.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater
- 4 V / 1.3 A
Description
High-vacuum half-wave rectifier.
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
- 4 V
- Nominal heater current
- 1.3 A
- 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
1 physical section, each with unique specifications.
Section 1
Rectifier
X-ray radiationInterelectrode capacitances
- Rectifier peak inverse voltage
- 1000 V
- Rectifier nominal output current
- 75 mA
Directly heated half-wave high-vacuum rectifier for cathode-ray oscillograph service.
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.
Data set 02
1957 Philips Receiving and Amplifying Tubes
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Other
RMS input maximum
1000 V
Data set 03
1999 Philips 0-D
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Other
Maximum transformer secondary voltage
1000 Vrms
Maximum output current
75 mA
Minimum series resistance
200 ohm
CapacitorInputFilter
Maximum filter capacitance
12 uF
CapacitorInputFilter