MIL-PRF-1/1342C
TABLE I. Testing and inspection.
Limits
Inspection
Method
Notes
Conditions
Symbol
Min
Max
Unit
Conformance inspection,
part 1
Voltage breakdown
5201
3/
Eb2 = 1,750 V dc;
---
---
---
---
(electrostatic types)
Eb1 = 1,200 V dc;
Ec1 = -200 V dc
Gas "cross"
5206
2/
Ec1 = 0;
---
---
---
---
pattern size: 2 x 2 cm
Bulb, screen, and faceplate
5106
---
---
---
---
---
quality
Grid-cutoff voltage
5241
---
Ec1
-7
-21
V dc
Spot position
5231
4/
---
---
2.5
mm
µA dc
Grid No. 1 leakage current
5251
---
Ic1
---
5
µA dc
Anode No. 2 leakage current
5251
---
Ib2
---
15
Conformance inspection,
part 2
Heater current
1301
---
If
540
660
mA
Base alignment
5101
---
3D4; midpoint between pins
---
---
---
---
(electrostatic type)
No. 9 and No. 10 at base
Angle between traces
5101
---
---
---
---
---
Light output
5221
---
EC1 = 0;
---
4.5
---
fL
pattern size: 2 x 2 cm;
scan frequency = 60 x 2,940
Hz (49 lines)
Focusing voltage at cutoff
5246
---
Pattern: spot
Ec3
---
150
V dc
Focusing voltage
5246
---
Pattern size: 2 x 2 cm;
Ec3
50
---
V dc
(zero bias)
scan frequency: 60 x 2,940
Hz (49 lines)
Deflection factor
5248
---
1D2
DF
105
155
V dc/in.
Deflection factor
5248
---
3D4
DF
120
175
V dc/in.
µA dc
Heater-cathode leakage
5251
---
Ihk
---
30
current
Ik = 10 µA
Line width A
5226
---
Width
---
0.51
mm
(electrostatic deflection)
Ik = 10 µA;
Line width B
5226
---
Width
---
0.53
mm
(electrostatic deflection)
0.8 cm from center
Base pin solder depth
1111
---
---
---
---
---
Permanence of marking
1105
---
---
---
---
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See footnotes at end of table.
2