MIL-PRF-1/1261H
TABLE I. Testing and inspection - Continued.
Method
Limits
Inspection
MIL-STD-1311
Type
Conditions
Symbol
Unit
Min
Max
Conformance inspection,
part 2
Permanence of marking
1105
All
---
---
---
---
Secureness of base,
1101
All
---
---
---
---
base insert, and cap
Heater current
1301
All
If
540
660
mA
Side terminal and base
5101
All
Vacant pin position
---
---
---
---
alignment
No. 3
Base pin solder depth
1111
All
---
---
---
---
Neck and bulb alignment
5101
All
---
---
---
---
(magnetic type)
Ib2 = 100 µA dc 4/
Focusing voltage at
---
P1A,
---
0
300
V dc
beam current condition
P7A
Ib2 = 2 µA dc 5/
P19A
---
0
400
V dc
Screens
5221
P7A,
---
---
---
---
P19A
Stray emission
5216
All
Eb2 = 13,200 V dc;
---
---
---
---
(conventional types)
Ec2 = 770 V dc;
Eb1 = 1,100 V dc
Ib2 = 100 µA dc 6/
Line width A
5226
P1A,
---
---
0.50
mm
(magnetic deflection)
P7A
Ib2 = 2 µA dc 6/
P19A
---
---
0.35
mm
µA
Heater-cathode leakage
5251
All
---
---
15
µA dc
Electrode currents
5251
All
Ec1 = 0
Ic2
-15
+15
(grid No. 2)
Grid No. 2 leakage
5251
All
---
---
---
---
Conformance inspection,
part 3
Life-test provisions
Group C;
---
All
---
---
---
---
t = 500 hours;
Eb2 = 13,200 V dc;
Ec2 = 770 V dc;
Eb1 focus
Ib2 = 60 µA dc
P1A,
---
---
---
---
P7A
Ib2 = 2 µA dc
---
---
---
---
P19A
See footnotes at end of table.
3
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