INCH-POUND
MIL-PRF-1/1664B(NAVY)
10 July 1998__________
SUPERSEDING
MIL-E-1/1664A(NAVY)
16 June 1975
PERFORMANCE SPECIFICATION SHEET
ELECTRON TUBE, MAGNETRON
TYPE 8827 *
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: Coaxial, fixed frequency 16,410 to 16,625 MHz, pulsed, integral magnet, 50 kW rated peak power output.
ABSOLUTE RATINGS:
Parameter:
Ef
if (surge)
If
tk
tpc
rrv
Ib
ib
epy
Unit:
V
a
A
sec
mA
a
kv
s
kV/ s
Maximum:
4
35
20
---
1.2
180
22
20
16.5
Minimum:
----
---
----
180
0.16
50
---
10
----
ABSOLUTE RATINGS:
Temperature
Pressurization
Parameter:
Pi
pi
VSWR
Anode
Input bushing
Input
Du
Unit:
W
kw
----
psia
----
C
C
Maximum:
275
275
1.5:1
175
200
25
0.0011
Minimum:
---
---
----
-65
-65
12
----
PHYSICAL CHARACTERISTICS:
Dimensions:
See figure 1
Cooling:
Forced air 20/
Mounting position:
Any
Coupling:
Mounting support:
Flange
Output:
Mates with UG-541
Cathode:
Pressurized 8/
Input:
Mates with Jettron P/N 90-001-C, or equivalent
Magnet isolation:
12/
Weight:
4.75 pounds maximum (2.154 kg)
TEST CONDITIONS:
3/
Parameter:
Ef
tpc
rrv
Du
epy
VSWR
T (anode)
T (bushing)
tk
Unit:
V
----
kv
---
sec
s
kv/ s
C
C
Maximum:
2.84
0.55
170
0.001
16.5
1.1:1
165
190
---
Minimum:
2.57 2/
0.45 5/
6/ 7/
4/
15.5
---
-62 9/ 10/ 11/
-62
180
See footnotes at end of table I.
______________________________________________________________________________
GENERAL:
Qualification: Required.
_______
* Replaces Varian type No. BLM-199
AMSC N/A
1 of 7
FSC 5960
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
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