e2v MG5239T Quick Start Manual

The data should be read in conjunction with the Magnetron
Preamble.
ABRIDGED DATA
Fixed frequency pulse magnetron.
Operating frequency . . . . . .
Minimum peak output power
Magnet . . . . . . . . . . . . . . . integral
Output . . . . . . . . . . . .
Coupler . . . . . . . . . . . . . . UG-40B/U
Cooling . . . . . . . . . . . natural or forced-air
GENERAL
Electrical
Cathode . . . . . . . . . . . . indirectly heated
Heater voltage (see note 1) . . . . . . . . 6.3
Heater current at 6.3 V . . . . . . . . . 0.55
Heater starting current, peak value,
not to be exceeded . . . . . . . . . . 3.0 A max
Cathode pre-heating time (minimum)
(see note 2) . . . . . . . . . . .
Mechanical
Overall dimensions . . . . . . . . . . . see outline
Net weight . . . . . . . . . . . . 1.5 kg approx
Mounting position . . . . . . . . . . . . .
A minimum clearance of 50 mm must be maintained between
the magnet and any magnetic materials.
Cooling . . . . . . . . . . . natural or forced-air
e2v technologies (uk) limited, Waterhouse Lane, Chelmsford, Essex CM1 2QU, UK Telephone: +44 (0)1245 493493 Facsimile: +44 (0)1245 492492
e-mail: enquiries@e2v.com Internet: www.e2v.com
# e2v technologies limited (uk) 2016
9375 + 25 MHz
. . . . . . 25
no. 16 waveguide
(22.86 x 10.16 mm internal)
(NATO S.N. 5985-99-083-0051)
60
Holding Company: e2v technologies plc
MAXIMUM AND MINIMUM RATINGS
(Absolute values)
These ratings cannot necessarily be used simultaneously, and
no individual rating should be exceeded.
Heater voltage (see note 1) . . . . .
kW
Heater starting current (peak) . . . .
Anode voltage (peak) . . . . . . .
Anode current (peak) . . . . . . .
Input power (peak) . . . . . . . .
Input power (mean) (see note 3)
Duty cycle . . . . . . . . . .
Pulse duration . . . . . . . . .
Rate of rise of voltage pulse
(see notes 4 and 5) . . . . . . .
Anode temperature (see note 6)
VSWR at the output coupler
V
TYPICAL OPERATION
A
Operating Conditions
s
Heater voltage . . . . . . . . .
Anode current (peak) . . . . . . .
Pulse duration . . . . . . . . .
Pulse repetition rate
Rate of rise of voltage pulse . . . .
any
Typical Performance
Anode voltage (peak) . . . . . . .
Output power (peak) . . . . . .
Output power (mean) . . . . . .
MG5239T
X-Band Magnetron
Min
5.7
–
7.5
6.0
–
. . . –
–
–
–
. . . –
. . . . –
Oscillation
1
6.3
8.0
1.0
. . . . . . 500
120
8.0
27
13.5
A1A-MG5239T Issue 7, June 2016
123197
Max
6.9 V
3.0 A
8.2 kV
10 A
75 kW
85 W
0.0015
2.0 ms
200 kV/ms
120 8C
1.5:1
2
6.3 V
8.0 A
0.1 ms
1000 pps
120 kV/ms
8.0 kV
27 kW
2.7 W