MIL-PRF-1/744J
TABLE I. Testing and inspection.
Method
Limits
Inspection
Notes
Test
Conditions
Symbol
Unit
MIL-STD-1311
Min
Max
Conformance inspection,
part 1
µA dc
Total reflector current (1)
4229
3/
---
Er = -90 V dc
Ir
---
5
Heater current
1301
---
---
If
500
750
mA
Ehk = ± 45 V dc
µA dc
Heater-cathode leakage
1336
---
---
Ihk
0
75
Electrode current (1)
1256
4/
1
Ik
13
29
mA dc
(cathode)
Reflector voltage (1)
4213
4/
1
Er
-30
-70
V dc
µA dc
Total reflector current (2)
4229
4/
1
Ir
---
150
Frequency (1)
---
4/
1
F
785
815
MHz
Power output (1)
4250
4/
1
Po
50
---
mW
Ćik
Cathode emission (1)
4214
4/ 5/
1
---
15
%
Ik
Electrode current (2)
1256
6/
1
Ik
13
29
mA dc
(cathode)
Reflector voltage (2)
4213
6/
1
Er
-450
-550
V dc
Frequency (2)
---
6/
1
F
2,150
2,250
MHz
Power output (2)
4250
6/
1
Po
50
---
mW
Ćik
Cathode emission (2)
4214
5/ 6/
1
---
15
%
Ik
Electrode current (3)
1256
7/
2
Ik
13
29
mA dc
(cathode)
Reflector voltage (3)
4213
7/
2
Er
-20
-60
V dc
µA dc
Total reflector
4229
7/
2
Ir
---
150
current (3)
Frequency (3)
---
7/
2
F
1,130
1,170
MHz
Power output (3)
4250
7/
2
Po
10
---
mW
Ćik
Cathode emission (3)
4214
5/ 7/
2
---
15
%
Ik
Electrode current (4)
1256
8/
2
Ik
13
29
mA dc
(cathode)
Reflector voltage (4)
4213
8/
2
Er
-275
-355
V dc
Frequency (4)
---
8/
2
F
2,680
2,820
MHz
Power output (4)
4250
8/
2
Po
20
---
mW
Ćik
Cathode emission (4)
4214
5/ 8/
2
---
15
%
Ik
See footnotes at end of table.
2
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