INCH-POUND
MIL-PRF-1/597F
26 May 2009
SUPERSEDING
MIL-PRF-1/597E
16 February 1999
PERFORMANCE SPECIFICATION SHEET
ELECTRON TUBE, PHOTOMULTIPLIER
TYPE 931VA
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 specification sheet and MIL-PRF-1.
DESCRIPTION: 9-stage, side-on, S4 spectral response.
DIMENSIONS AND PIN CONNECTIONS: See figure 1.
ABSOLUTE RATINGS:
Parameter:
Ebb
Eb-Edy9
Light
Light
lb
TA
Rp
Cathode
Shock
Alt
source
area
C
Unit:
V dc
V dc
---
lm
mA dc
Ohms
Lighted
G
ft
sq cm
Maximum:
1,250
250
(notes 1
(notes 2
---
---
1.0
75
note 3
---
200
40,000
and 19)
and 19)
(note 10b)
Test
-5
conditions:
1,000
100
LS1
10
---
---
10,000
0.8
---
--
GENERAL:
Qualification - Not Required.
AMSC N/A
FSC 5960
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