INCH-POUND
MIL-PRF-1/1718A
25 September 1998
SUPERSEDING
MIL-E-1/1718
1 June 1972
PERFORMANCE SPECIFICATION SHEET
ELECTRON TUBE, GAS SWITCHING
*
TYPE 8922
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: Passive TR-limiter, crystal protector, ignitorless, 2,600 to 3,100 MHz.
ABSOLUTE RATINGS:
Incident
Temperature
Parameter:
power
Du
tp
Pressurization
Operating
Nonoperating
Altitude
Unit:
kw
---
psia
ft
s
C
C
Maximum:
50
0.03
36
40
+65
+75
30,000
Minimum:
0
---
---
---
0
-62
---
PHYSICAL CHARACTERISTICS:
Dimensions:
See figure 1.
Mounting:
Input and output flanges mate with
Mounting position:
Any.
M3922/61-1.
Cooling:
Convection.
Flanges:
See note 1 of figure 1.
Finish:
See note 2 of figure 1.
TEST CONDITIONS:
Parameter:
Incident power
Du
tp
F
Frequency
Unit:
kw
---
MHz
F
MHz
s
Tolerance:
min
1
2,600
0.1%
10%
0.10
3%
30
0.007
6.0
F3
2
2,900
0.1%
3
3,000
0.1%
4
3,100
0.1%
____________________________________________________________________________________________
GENERAL:
First article testing: Required 1/
Service life guarantee: 2/ 3/
Shelf life: 3/
________
*
Replaces type GIB 182858-1 and Varian VT-8-1003.
AMSC N/A
1 of 6
FSC 5960
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.