Data set 01
1946 Standard Telephone and Cables
Published operating points and test conditions from this source.
Cathode Ray
Characteristics
Interelectrode capacitances published
1
See source table for individual capacitances
Specialized - Cathode Ray ·CathodeRay
High-vacuum electrostatic cathode-ray tube for oscillographic and instrument display. Standard Telephone and Cables documentation identifies compact blue or green trace variants operating at approximately 2 kV.
An electrostatically focused and deflected high-vacuum cathode-ray tube with blue or green trace variants.
International Octal
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
High-vacuum CRT; green trace.
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.
Interelectrode capacitances published
1
See source table for individual capacitances
Data set 02
Published operating points and test conditions from this source.
Second anode voltage
800 to 2000 V
Maximum second-anode current
300 uA
Cutoff voltage
-45 to -35 V
At second anode 2000 V
X sensitivity
0.13 mm/V
At 2000 V
Y sensitivity
0.135 mm/V
At 2000 V
Screen diameter
2.5 in