MIL-PRF-1/1096E
MIL-STD-
Acceptance
Limits
1311
Requirement or test
Notes
Conditions
level
Unit
Symbol
method
(see note 12)
Min
Max
Conformance
inspection, part 2
- Continued
µmhos
1,100
Ec3 = -1.0 V dc
Sg3-a
6.5
400
1306
Transconductance (3)
µmhos
25
Ec3 = 22 V dc
Sg3-a
6.5
---
1306
Transconductance (4)
0.030
0.405 inch diameter
Cg1p
6.5
---
Direct-interelectrode
1331
pF
5.5
shield
Cin
3.5
capacitance
pF
4.4
Cout
2.8
pF
110
t = 20 seconds
Ib
4.0
90
Electrode current (1)
1256
%
(anode) (tube
operation time)
300
Rp = 10,000 ohms;
ep
4.0
---
Sweep-frequency
1031
mv
F = 30 to 1,000 Hz;
vibration
p to p
15 G; t = 3 minutes;
position X and Y only
---
---
2.5
---
Lead fatigue
1116
---
---
---
2.5
---
Envelope strain
2126
---
---
---
450 G; Ehk = 100 Vdc
---
---
Shock
1041
---
---
---
---
---
Permanence of
1105
---
marking
---
---
---
6.5
Glass-to-lead seal
1119
---
strain
---
---
---
Vibration-fatigue (1)
6.5
1031
---
---
---
---
Vibration fatigue (2)
6.5
1031
10G; t = 6 hours
---
Shock and vibration-
---
fatigue (1) and (2) -
test end points:
125
---
High-frequency
Ep
1031
---
mV ac
vibration
µA dc
20
---
Heater-cathode
Ihk
1336
---
leakage
ĆSm
15
---
Change in trans-
1306
---
%
conductance (1) of
t
individual tubes
µA dc
-10
---
Total grid current
1266
---
Ic1
See notes at end of table.
3
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