MIL-PRF-1/302P
TABLE I. Testing and Inspection - Continued.
*
Conditions
Symbol
Limits
Limits
Units
Inspection
MIL-STD-
Min
Max
1311
method
Conformance
inspection, part 2
Continued.
pF
0.050
---
Cgp
Grounded cathode
1331
Direct-interelectrode
pF
29.0
25.0
Cin
capacitance
pF
4.90
4.00
Cout
ma
100
---
Eb = Ec2 = 250 V dc;
2212
Pulse emission (2)
Ćik
Ec1 = -100 V dc;
egk/ik = 1.5 a;
prr = 11.0 ± 1.0;
tp = 4,500 µs (min);
Ef = 2.50 V ac
Conformance
inspection, part 3
ma
100
---
2212
Pulse emission (2)
Ćik
-100
---
1266
Primary grid emission
µA dc
Isg1
(control)
-250
---
1266
Primary grid emission
Isg2
µA dc
(screen)
---
---
Group C;
---
Life-test (2) provisions
---
---
Ec1 = Ec2 = Eb = 0;
Ef = 2.75 V ac;
t = 500 hours
---
Life-test (2) end points:
Interelement leakage
---
10
supply voltage = 500
1366
resistance
Rg1g2
Meg
---
10
V dc; Rs = 2.5 Meg;
Rg2k
Meg
---
10
anode positive
Rg1k
Meg
(see note 6)
---
---
(see note 7)
1011
Humidity
---
---
---
Post-humidity end
point:
-20
---
1266
Total grid current
Ic1
µA dc
---
17
Eb = 7 kv;
---
Pulse-power output
po
kw
ib = 6a;
ec2 = 1.2 kv;
tp = 5 µs;
prr = 1,000;
F = 1,200 ± 50 MHz
(see note 7)
See notes at end of table I.
3
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