Specialized - Photo Tube ·PhotoemissiveDetector
Photoemissive phototube designed for light measurement, relay, or industrial photoelectric detection.
Miniature gas-filled photoelectric cell with a caesium-oxygen-silver cathode, most sensitive in the red and infrared.
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.
1 physical section, each with unique specifications.
Section 1
No fixed ratings are recorded for this section.
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.
OverallSensitivity
120 uA/lm
PrimarySensitivity
20 uA/lm
MaximumGasAmplificationFactor
10
MaximumWorkingVoltage
90 V
Maximum Average Cathode Current
2.5 uA
Maximum Peak Cathode Current
8 uA
MaximumDarkCurrent
0.1 uA
Anode Cathode Capacitance
3 pF
Data set 02
Published operating points and test conditions from this source.
Filling
Gas
Data set 03
Published operating points and test conditions from this source.
Maximum gas amplification factor
10
Maximum working voltage
90 V
Maximum average cathode current
2.5 uA
30s
Maximum peak cathode current
8 uA