M5889NO

M5889NO/MEC 5889
Continuous Wave TWT
4.0 GHz – 8.0 GHz
RF Performance
•
•
•
•
•
250 W Minimum Power
4.0 to 8.0 GHz
-40° to 85° C
1300 W Typ. Prime Power
46-59 dB Typical Gain
• 20.6” L x 2.52” W x 2.8” H
(52.2 x 6.4 x 7.1 cm)
• Phase Match Available
Typical Operating Conditions
Element
Voltage
Heater
Helix
with RF
without RF
Anode
Grid On
Grid Off
Cathode (Ek)
Collector w/RF
Current
Power Supply Requirements
Voltage Min.
Voltage Max.
Current Max.
-6.3 Vdc
2.3 A
-6 Vdc
3.5 A
Ground
Ground
240 Vdc
140 Vdc
-200 Vdc
-8 kV
4.4 kV
6 mA
2 mA
1 mA
0.5 mA
0.5 mA
260 mA
275 mA
Ground
Ground
Ground
Ground
0
450 Vdc
125 Vdc
250 Vdc
-200 Vdc
-500 Vdc
-7.7 kV
-8.2 kV
55% x Ek ±2%
Cathode and Anode voltages are measured with respect to ground.
Heater, Collector, and Grid voltages are measured with respect to Cathode.
Anode voltage not required with Grid modulated version.
-6.6 Vdc
12 mA
12 mA
4 mA
10 mA
1 mA
300 mA
300 mA
Freq
(GHz)
Typ. Sat.
Power
Output (W)
Min. Spec.
Power
Output (W)
Typ. Gain
@ Spec.
Power (dB)
4.0
260
250
48
4.5
320
250
54
5.0
370
250
57
5.5
395
250
59
6.0
395
250
59
6.5
385
250
57
7.0
370
250
54
7.5
360
250
50
8.0
285
250
46
Typical power output is shown to illustrate capability.
Typical gain shown is without equalizer.
Performance
Typical
Spec
Input VSWR .......................................1.6:1 .................... 2.5:1
Output VSWR ..................................... 2:1 ...................... 2.5:1
Max. Duty ............................................ — ......................... CW
Grid Capacitance .............................. 50 pF ................... 65 pF
Min. Harmonic Separation ............... -8 dBc ................. -4 dBc
Noise Power Density
(dBm/MHz) ...................................... -20 ......................... -10
Prime Power ................................... 1300 W .............. 1400 W
This model number is subject to the jurisdiction of the U.S. Department of Commerce.
Specifications are subject to change without notice.
Teledyne TWT Products • 11361 Sunrise Park Drive • Rancho Cordova, CA 95742 • 916.638.3344 • www.teledynemicrowave.com
This model number is subject to the jurisdiction of the U.S. Department of Commerce.
Teledyne TWT Products • 11361 Sunrise Park Drive • Rancho Cordova, CA 95742 • 916.638.3344 • www.teledynemicrowave.com
4.0 GHz – 8.0 GHz Continuous Wave TWT ● M5889NO/MEC
5889