INCH-POUND
MIL-PRF-1/851H
17 September 1999
SUPERSEDING
MIL-E-1/851G
5 May 1975 23/
PERFORMANCE SPECIFICATION SHEET
ELECTRON TUBE, MAGNETRON
TYPE 5780
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: Oscillator, tunable frequency 8,500 to 9,600 MHz, 250 kw peak power output, pulsed operation, air cooled.
ABSOLUTE RATINGS:
Parameter:
Ef
If (surge)
tk
ib
Pi
epy
tpc
rrv 3/ 7/
µs
kv/µs
Unit:
V
A
sec
W
kv
a
Maximum:
22
16
---
36
600
38
0.3
300
Minimum:
--- 2/
18
---
---
0.18
---
--- 1/
180 1/
ABSOLUTE RATINGS:
Tuner
Output
T(input
torque
pressure
Alt
Parameter:
prr
Du
VSWR
connector)
T(body)
in.-lb
psia
ft
Unit:
---
---
---
°C
°C
Maximum:
4,800
0.001
2.0
3
30
4,000
100
300
Minimum:
---
---
---
---
---
--- 4/
--- 4/
200
PHYSICAL CHARACTERISTICS:
Cooling:
Forced air.
Connectors:
W eight:
16 pounds (approx) 7.26 kg.
RF output:
Mates with UG-52U.
Mounting position:
Any.
Input:
Jettron 90-009, or equivalent.
TEST CONDITIONS:
Parameter:
Ef
tk
Ib 6/
tpc
rrv 3/ 7/
Du
Frequency
Frequency
µs
kv/µs
Unit:
V
sec
mA dc
---
---
F1
8,500 MHz
±0.5
±0.5
±0.02
±40
±0.00001
Tolerance:
+10
F2
9,000 MHz
---
Test condition 1:
>720
F3
9,600 MHz
F2
---
10
0.24
200
0.00033
>720
Test condition 2:
F2
14.4
6
0.24
200
0.00033
Test condition 3:
>720
F2
---
16
0.18
130
0.00072 8/
Test condition 4:
---
F2
20
0
---
---
---
Test condition 5:
5/
F2
8.8
16
0.18
130
0.00072 8/
Test condition 6:
5/
F2
---
11
0.18
130
0.00036
See footnotes at the end of table I.
GENERAL:
Qualification - Required.
AMSC N/A
1 of 13
FSC 5960
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
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