MIL-PRF-1/66C
TABLE 1. Testing and inspection.
Inspection
Method
Notes
Conditions
Symbol
Limits
Limits
Unit
Min
Max
Qualification inspection
Neck and bulb alignment
5101
---
---
---
---
---
(magnetic types)
Face tilt
5101
---
---
---
---
---
Cathode illumination
5216
---
---
---
---
---
Direct-interelectrode
1331
---
Cathode to all
Ck
---
10
pF
capacitance
Control grid to all
Cg1
---
11
pF
Grid No. 2 to all
Cg2
---
12
pF
Pressure (implosion)
1141
---
---
---
---
---
Vibration
5111
---
Width
---
2
mm
Base material
1216
---
Zone 5, minimum
---
---
---
---
insulating quality
Conformance inspection,
part 1
Voltage breakdown
5201
---
---
---
---
---
Voltage breakdown
5201
---
---
---
---
---
(magnetic types)
Gas ratio
5206
4
Gr
---
0.25
---
Neck straightness
5101
---
---
---
---
---
Bulb, screen, and faceplate
5106
---
---
---
---
---
quality
Modulation
5223
---
---
38
V dc
Ib = 200 A dc
Ec1
Spot position
5231
---
---
12
mm
---
(magnetic deflection)
Zero bias anode current
5236
---
---
---
---
---
(magnetic deflection)
Grid cutoff voltage
5241
---
-25
-70
V dc
Ec1
Grid No. 1 leakage current
5251
---
---
---
---
---
Aperture alignment
---
3
---
6
mm
Distance
See notes at end of table.
2
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