INCH-POUND
MIL-PRF-1/1734C
17 April 2014
SUPERSEDING
MIL-PRF-1/1734B
11 March 1998
PERFORMANCE SPECIFICATION SHEET
ELECTRON TUBE, MAGNETRON
TYPE 8943
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: Coaxial fixed frequency, 16.5 GHz, integral magnet, pulsed, 65 kW minimum peak power output.
ABSOLUTE RATINGS:
Parameter:
Ef
ib
Pi
pi
tpc
rrv
Anode T
Bushing T
Altitude
µs
kV/µs
°C
°C
Unit:
V
a
W
kW
feet
Maximum:
14.0
17
210
305
1.2
180
160
170
70,000
Minimum:
---
---
---
---
---
---
-62
-62
---
PHYSICAL CHARACTERISTICS:
Dimensions:
See figure 2.
Mounting position:
Any.
Coupling:
Output flange compatible with UG541A/U.
Cooling:
Forced air. 9/
Weight:
5.75 pounds (maximum).
TEST CONDITIONS:
Test frequency: 16,500 ± 35 MHz
Parameter:
Ef
If
tk
tpc
prf
rrv
Du
Ib
VSWR
µs
kV/µs 4/
Unit:
V ac 1/
A
sec
pps
---
mA dc
---
Test 1
Maximum:
7.0
2.0
180
0.24
4,500
180
---
---
1.5
Minimum:
6.0
---
---
0.16
3,240
140
.00072
11.5
---
Test 2
Maximum:
10.0
2.0
180
1.2
720
180
---
---
1.5
Minimum:
9.0
---
---
0.8
648
140
.00072
11.5
---
Test 3
Maximum:
13.0
2.5
180
0.24
720
180
---
---
1.5
Minimum:
12.0
---
---
0.16
648
140
.00014
2.31
---
See footnotes at end of table I.
______________________________________________________________________________
GENERAL:
Qualification: Required.
This specification sheet uses accept on zero defect sampling in accordance with MIL-PRF-1, table III.
Replaces: TI Part Number 516994-1.
Varian type SFD-342.
Litton type L4419.
AMSC N/A
FSC 5960
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