 |
|||
|
Page Title:
Table I. Testing and inspection. |
|
||
| ||||||||||
|
|  MIL-E-1/188H
TABLE I. Testing and inspection.
MIL-STD-
Limits
Notes
1311
Requirement or test
Conditions
Symbol
Units
Min
Max
Test method
Conformance inspection,
part 1
1256
Electrode current (1) (anode)
Ib
4.5
8.5
mA dc
A dc
1256
Electrode current (2) (anode)
2/
Ec = -6.5 V dc;
Ib
---
100
Rk = 0
A dc
1256
Electrode current (3)
1/ 2/
Ec = -5.5 V dc;
Ib
---
50
(anode) Type 6021WSPL
Rk = 0
A dc
1266
Total grid current
2/ 3/
Eb = 150 V dc;
Ic
0
-0.3
Rk = 300 ohms;
Rg = 2.0 Meg
1301
Heater current
If
280
320
mA
mhos
1306
Transconductance (1)
2/
Sm
4,450
6,350
A dc
1336
Heater-cathode leakage
2/
Ihk
---
5.0
1201
Short and discontinuity
---
---
---
---
detection
Conformance inspection,
part 2
1211
Insulation of electrodes
2/
---
---
---
---
1031
High-frequency vibration
2/
Rp = 10,000 ohms;
Ep
---
50
mV ac
1246
Audio frequency noise
4/ 5/
Esig = 65 mV ac;
---
---
---
---
Rg = 0.1 Meg;
Rp = 0.01 Meg;
Rk = 75 ohms
Ib
---
1.6
mA dc
1256
Electrode current (1) (anode)
(difference between
sections)
A dc
1266
Grid emission
2/ 6/
Ef = 7.5 V;
Ic
0
-0.5
Ec = -7.5 V dc;
Eb = 150 V dc;
Rk = 0;
Rg = 1.0 Meg
ĆSm
1306
Transconductance (2)
2/
Ef = 5.7 V
---
15
%
Ef
1316
Amplification factor
2/
Mu
30
40
---
1331
Direct-interelectrode
2/
No shield
Cgp
1.2
1.8
pF
capacitance
No shield
Cin
1.8
3.0
pF
No shield; section 1
Cout
0.20
0.36
pF
No shield; section 2
Cout
0.22
0.42
pF
No shield
Cgg
---
0.013
pF
No shield
Cpp
---
0.52
pF
See footnotes at end of table.
2
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals