MIL-PRF-1/757K
TABLE I. Testing and inspection.
Acceptance
Symbol
Unit
Requirement or test
Conditions
Method
level
Limits
8/
MIL-STD-1311
Mim
Lay
Bogey Ual
Max Ald
Conformance
inspection, part 1
(See note 8)
Visual and
Appen-
---
---
---
---
---
---
---
---
---
mechan-
dix D
30(a),
ical inspection
40
criteria
Appen-
---
Dimensions
---
---
Outline 3-1;
---
---
1.0
---
---
---
dix D
dimensions A
30(b)
thru E
1201
---
Short and discon-
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---
---
---
0.4
---
---
---
tinuity detection
(for reliable tubes)
If
3241
156
Heater current
mA
---
---
144
---
150
12
If
3241
Heater current
---
mA
140
160
---
0.65
---
---
+Ihk
1336
Heater-cathode
---
µAdc
---
Ehk=+25 Vdc
10
---
0.65
---
---
-Ihk
---
leakage
µAdc
---
Ehk=-100 Vdc
10
---
---
---
Ecc1
---
Critical grid
Vdc
-2.0
Epp=350 Vac;
-4.0
---
---
0.65
---
Rg1=10 MegΩ;
3201
voltage for
conduction (1)
Rp=10,000 ohms
See note 2
---
Ecc1
3201
Critical grid
---
Vdc
---
-6.0
Epp=350 Vac;
---
0.65
---
Rg1=10 MegΩ;
voltage for
conduction (2)
Rp=10,000 ohms
---
Ebb
3201
Critical anode
---
---
Vdc
Vary Ebb;
26
---
---
0.65
voltage for
Ecc1=0;
Rg1=0.1 MegΩ;
conduction
Rp=10,000 ohms
Conformance
inspection, part 2
1116
Lead fatigue
---
arcs
2.5
---
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---
---
---
---
2126
Glass strain
---
See note 3
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6.5
---
---
---
---
---
---
1041
Shock
---
450G
---
---
---
---
---
---
---
---
1231
Pulse emission
76
---
e=180±9 v;
v
2.5
etd
---
---
---
---
prr=120±5;
Ra=150 ohms;
Rp=100 ohms;
Zm=75.0 ohms;
t=3(max);
calibration
resistor =
50 ohms
2
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