INCH-POUND
MIL-PRF-1/480E
1 October 2009
SUPERSEDING
MIL-PRF-1/480D
12 October 1998
PERFORMANCE SPECIFICATION SHEET
ELECTRON TUBES, CATHODE RAY
TYPES 5SP1A, 5SP7A AND 5SP11A (1/)
This specification is approved for use by all Depart-
ments 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 with dual gun.
DIMENSIONS AND PIN CONNECTIONS: See figure 1.
ABSOLUTE RATINGS:
Parameter:
Type
Ef
Ec1
ed
Eb1
Eb2
Eb3
Rg
Zd
Eb3/Eb2
Alt
phosphor
MegΩ
MegΩ
Unit:
V
V dc
V dc
V dc
V dc
V dc
Ratio
ft
Maximum:
All
6.9
0
600
1,100
2,750
8,250
1.5
1.0
3
50,000
Minimum:
All
5.7
-200
---
---
1,000
1,000
---
---
---
---
---
---
---
---
3,000
1,500
Focus
---
Adj
P1A, P11A
6.3
Test
---
---
---
4,000
---
2,000
Focus
---
Adj
6.3
conditions:
P7A
See note 2
___________________________________________________________________________________________
GENERAL:
Qualification - Required.
1/
See note 10
AMSC N/A
FSC 5960