INCH POUND
MIL-PRF-1/21D
4 January 2008
SUPERSEDING
MIL-PRF-1/21C
1 July 1997
PERFORMANCE SPECIFICATION SHEET
ELECTRON TUBE, GAS SWITCHING
TYPE 1B23
Inactive for new design after
11 December 2002
This specification is approved for use by all Depart-
ments and Agencies of the Department of Defense.
Requirements for acquiring the electron tube described herein
shall consist of this specification sheet and MIL-PRF-1.
DESCRIPTION: TR, separate cavity, frequency range 936.5 to 955.5 MHz.
ABSOLUTE RATINGS:
Parameter:
Open circuit
Ii
Alt
ignition voltage
μA dc
Unit:
V dc
ft
Maximum:
-1,000
200
10,000
Minimum:
-800
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PHYSICAL CHARACTERISTICS:
See figure 1.
TEST CONDITIONS:
Parameter:
F
Ii
μAdc
Unit:
MHz
950
200
GENERAL:
Qualification - Required.
AMSC N/A
FSC 5960
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