INCH-POUND
MIL-PRF-1/1400D
21 June 2011_________
SUPERSEDING
MIL-PRF-1/1400C(NAVY)
18 June 1999
PERFORMANCE SPECIFICATION SHEET
ELECTRON TUBE, CATHODE RAY
TYPE 12ATP28
This specification is approved for use by all Departments
and Agencies of the Department of Defense.
The requirements for acquiring the electron tube described herein
shall consist of this document and the latest issue of MIL-PRF-1.
DESCRIPTION: Electrostatic deflection and focus, three beams, with aluminized screen.
Outline: Figure 1.
ABSOLUTE-MAXIMUM RATINGS:
Parameter:
Ef
Ec1
Eb1
Ec2
Eb2
Eb3
Unit:
V
V dc
V dc
V dc
V dc
V dc
Maximum:
6.3 +10%
0
2,000
6,000
6,000
15,000
Minimum:
6.3 -10%
-200
---
---
---
---
Test conditions: 1/
6.3
Adj
Focus
5,000
Adj
10,000
ABSOLUTE-MAXIMUM RATINGS:
Parameter:
Ed
Rg
Zd
Ehk
Eb3/Eb2
MegΩ
MegΩ
Unit:
V
V dc
Ratio
Maximum:
1,250
1.5
1.0
+180
2.0
Minimum:
---
---
2/
-180
3/
Test conditions: 1/
---
---
1.0
---
2.0
See footnotes at end of table I.
____________________________________________________________________________________________
GENERAL:
Qualification - Required
Container drop: Method 1136.
AMSC N/A
FSC 5960
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