MIL-PRF-1/273K
TABLE I. Testing and inspection - Continued.
Acceptance Symbol
Inspection
Method
Type
Conditions
Limits
Limits
Unit
level (see
Min
Max
note 9)
Conformance
inspection, part 1
-continued
Light = 15 fL
---
---
1A, 1B
---
---
5206
Gas "cross"
0.65
(51.4 cd/m2),
(electrostatic deflection)
see note 2
---
---
12
---
---
0.65
Ib3 = 60 µA dc
see note 2
---
---
All
---
---
5106
Bulb, screen and
0.65
faceplate blemishes
fL (cd/m2)
15 (51.4)
1A, 1B
Light
---
5221
Light output
0.65
see note 2
1A, 1B
45
5223
Modulation
0.65
---
V dc
ĆEc
Light = 15 fL
(51.4 cd/m2)
12
55
---
V dc
0.65
ĆEc
Ib3 = 60 µA dc
see note 4
All
25
5231
Spot position
---
mm
0.65
---
(electrostatic deflection)
All
10
5231
---
mm
0.65
Spot displacement
displ
(leakage)
1A, 1B
-71
5241
0.65
-22.5
V dc
Grid-cutoff voltage
Ec1
12
-95
0.65
-30
V dc
Ec1
All
---
5251
---
---
0.65
Grid No. 1 leakage
---
current
All
---
5251
0.65
---
---
Anode No. 2 leakage
---
current
Conformance
inspection, part 2
---
---
---
---
---
All
1101
Secureness of base,
cap, or insert
mA
660
540
If
---
All
1301
Heater current
10
-50
Ib1
---
Ec1 = 0
1A, 1B
5201
Electrode current (anode
µA dc
10
-50
Ib1
---
12
No. 1)
Ib3 = 60 µA dc
µA dc
see note 4
---
---
---
---
All
5101
Base alignment
1D2; pin No. 5
---
(electrostatic types)
---
---
---
---
All
5101
Side terminal alignment
1D2
---
(electrostatic types)
---
---
---
---
All
5101
Neck and base
---
alignment
(electrostatic types)
See footnotes at end of table I.
3