MIL-PRF-1/302P
TABLE I. Testing and Inspection.
*
Symbol
Limits
Limits
Units
Conditions
Acceptance
Inspection
MIL-STD-
Min
Max
level
1311
(see note 10)
method
Conformance
inspection, part 1
ma
200
---
0.65
Eb = Ec2 = 250 V dc;
2212
Pulse emission (1)
Ćik
Ec1 = -100 V dc;
egk/ik = 1.5 a;
prr = 11.0 ± 1.0;
tp = 4,500 µs (min);
Ef = 2.25 V ac
v
18
8
1372
Current division (long
egk
Eb = Ec2 = 250 V dc;
pulse, Method A)
Ec1 = -100 V dc;
ma
200
---
0.65
ic1
egk/ib = 1.0 a;
prr = 11.0 ± 1.0;
ma
260
---
ic2
tp = 4,500 µs (min)
mA dc
+3.0
-5.0
0.65
1256
Electrode current
Ic2
(screen)
V dc
-45
-32
0.65
1261
Electrode voltage
Ec1
(grid)
-15
---
0.65
1266
Total grid current
µA dc
Ic1
Eb = 2,000 V dc;
Ib = 125 mA dc
-25
---
0.65
1266
Primary grid
Isg1
µA dc
Ic1 = 70 mA dc;
emission (control)
t = 15; anode and
screen grid floating
-250
---
0.65
1266
Primary grid
Isg2
Ec1 = 0;
µA dc
emission (screen)
Ic2 = 100 mA dc;
t = 15; anode floating
7.30
6.20
0.65
1301
Heater current
If
Aac
Conformance
inspection, part 2
---
---
---
---
---
No voltages applied
1031
Low-frequency
vibration
---
---
---
---
---
1036
Bump
Angle = 20°
W
---
145
Po
---
2214
RF useful output
Class C amplifier;
useful
power
F = 460 to 490 MHz;
Eb = 1,250 V dc;
Ec1 = -90 V dc;
Ec2 = 250 to 300 V dc;
Ic1 = 20 mA dc (max);
Eg1/1b = 250 mA dc;
Ef = 2.30 V ac
(see note 5)
pF
0.010
---
Cpk
---
1331
Direct-interelectrode
Grounded grid
pF
19.00
14.5
Cin
capacitance
pF
4.90
4.0
Cout
See notes at end of table I.
2
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