MIL-PRF-1/275E
TABLE I. Testing and inspection - Continued.
Inspection
Method
Type
Notes
Conditions
Symbol
Limits
Limits
Unit
MIL-STD-
Min
Max
1311
Conformance inspection,
part 2, continued
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---
---
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All
3D4
5101
---
Side terminal alignment
(electrostatic types)
mA
660
540
If
All
1301
---
Heater current
---
---
---
---
All
5101
---
Angle between traces
---
---
---
---
All
5251
---
Heater-cathode leakage
current
10
-50
Ib1
All
Ec1 = 0
5201
---
Electrode current
µA dc
(anode No. 1)
1,000
---
Ik
P1A
Light = 4.0 fL
5201
---
Electrode current
µA dc
1,000
---
Ik
P5A
Light = 0.65 fL
3
(cathode)
µA dc
1,000
---
Ik
P7A
---
Ib3 = µA dc
µA dc
1,000
---
Ik
P11A
3
Light = 2.0 fL
µA dc
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---
---
All
5216
---
Stray light emission
Eb2 = 2,200 V dc
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(conventional types)
Eb3 = 4,400 V dc
0.6
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P1A
W idth
5226
1
Line width "A"
Light = 4.0 fL
mm
0.6
---
P5A
W idth
3
(electrostatic deflection)
Light = 0.65 fL
mm
0.6
---
P7A
W idth
---
Ib3 = 10 µA dc
mm
0.6
---
P11A
W idth
3
Light = 2.0 fL
mm
0.7
---
P1A
W idth
5226
2
Line with "B"
Light = 4.0 fL
mm
0.7
---
P5A
W idth
3
(electrostatic deflection)
Light = 0.65 fL
mm
0.7
---
P7A
W idth
---
Ib3 = 10 µA dc
mm
0.7
---
P11A
W idth
3
Light = 2.0 fL
mm
93
62
DF
P1A, P5A,
5248
---
Deflection factor
V dc/in.
(1D2)
P11A
124
82
DF
P7A
V dc/in.
81
54
DF
5248
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Deflection factor
P1A, P5A,
V dc/in.
(3D4)
P11A
109
73
DF
P7A
V dc/in.
475
282
Eb1
5246
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Focusing voltage at
P1A, P5A,
V dc
modulation condition
P11A
632
375
Eb1
P7A
V dc
450
300
Eb1
5246
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Focusing voltage at cutoff
P1A, P5A,
V dc
P11A
600
400
Eb1
P7A
V dc
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---
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5221
---
Screens
P7A
---
---
---
---
1101
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All
Secureness of base, cap,
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or insert
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---
---
1111
---
All
Base pin solder depth
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---
---
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1105
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All
Permanence of marking
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See notes at end of table.
3
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