MIL-PRF-1/1361H
TABLE I. Testing and inspection.
Inspection
Method
Notes
Conditions
Symbol
Limits
Unit
MIL-STD-1311
Min
Max
Qualification inspection
Operation at elevated
7/ 10/ TA = 75°C, except t = 5
3246
egy
---
1,100
v
ambient temperature
12/
hours
Life test (2)
---
7/ 13/ epy = 25 kv; prr = 740;
---
---
---
---
Ib = 4.0 A dc (min);
14/
egy = 1,200 v; Zg = 50 ohms
(min); t = 500 hours
Life-test (2) end points:
---
Operation (1)
3246
---
Zg = 50 ohms (min)
egy
---
1,200
v
DC anode voltage for
3247
---
egy = 1,200 v; Zg = 50 ohms
Ebb
---
3,000
V dc
conduction (1)
(min)
µs
Time jitter
3261
---
egy = 1,200 v; Zg = 50 ohms
tj
---
0.01
(min)
Conformance inspection,
part 1
Heater current (cathode)
3241
---
If
22
35
A ac
Heater current (reservoir)
3241
---
Eres = 4.5 V ac
Ires
7
10.0
A ac
DC anode voltage for
3247
15/
Eres = 105 percent of
Ebb
---
2,500
V dc
conduction (1)
optimum value
Instantaneous starting
3267
7/ 10/ Eres = 105 percent of
---
---
---
---
optimum reservoir voltage;
16/
epy = 24 kv (min)
Operation (1)
3246
7/ 10/ epy = 36 kv;
egy
---
1,100
v
11/ 17/ t = 1 hour
18/
Operation of optimum
3246
---
Operation (1)
Eres
3.5
5.5
V ac
reservoir voltage
Pulse emission
3251
20/
ik = 2,000 a;
egk
---
300
v
tp = 5.0 µs ± 10 percent;
(method A)
prr = 60 ± 10 percent;
tr = 0.5 µs (max)
See footnotes at end of table.
2
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