MIL-PRF-1/10J
TABLE I. Test conditions - Continued.
MIL-
Acceptance
Limits
Unit
STD-
Requirement or test
Conditions
level
Symbol
1311
(see note 11)
Min
Max
Conformance
Method
inspection, part 2
-Continued
1266
Grid emission
Ef = 15.0 V;
2.5
Ic
0
-0.6
ľAdc
R/g = 0.5 MegΩ;
Ec = -12.0 Vdc
(see notes 2 and 4)
2201
Noise and
Ef = 12.6 Vac;
2.5
---
---
---
---
microphonics
Ebb = 300 Vdc;
Ec = 0;
Ecal = 60 mVac;
Rk = 1,500 ohms;
Rp = 0.1 MegΩ
(see note 5)
1316
Amplification factor
See note 2
6.5
Mu
55
85
---
1331
Direct-interelectrode
No shield (note 2)
Cgp
1.10
1.70
pF
capacitance
No shield (note 2)
6.5
Cin
1.10
1.70
pF
No shield, sec 1
Cout
0.23
0.69
pF
No shield, sec 2
Cout
0.19
0.53
pF
1031
High-frequency
Rp = 2,000 ohms
6.5
Ep
---
100
mVac
vibration
(see note 5)
1031
Sweep-frequency
Rp = 2,000 ohms
6.5
Ep
---
300
mV ac
vibration
(see note 5)
1041
Shock
630 G; Ehk = +100
6.5
---
---
---
---
Vdc (see note 7)
1031
Vibration fatigue
6.5
---
---
---
---
---
Post-shock and
vibration-fatigue test
end points:
1031
Low-frequency vibration
---
Ep
---
150
mVac
1336
Heater-cathode leakage
---
Ihk
---
20
ľAdc
1321
AC amplification
---
Ep
6.5
---
Vac
1266
Total grid current
---
Ic
0
-0.6
ľAdc
See footnotes at end of table.
3
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