TM 11-5820-880-12
30.00 MHz to 88.00 MHz.
Tuning
To prevent detuning during operation.
Tuning Lock
50-ohms for match with antenna and transceiver.
5% difference between filter frequencies.
Isolation
Each transceiver to be used must not produce more
Rf Power Handling
than a nominal 60 watts output.
A ground lug on the rear of the couplers provides a
Ground Lug
connecting point for earth ground.
Forward power, reflected power, and phasing at 60W
Rf Power Monitoring
or 6W scale.
TD-1288 ( )/GRC
-6.62 Kg (14.6 lb)
Weight
TD-1289 ( ) (V)3/GRC
-10.84 Kg (23.9 lb)
TD-1289 ( ) (V)2/GRC
-13.11 Kg (28.9 lb)
TD-1289 ( ) (V)1/GRC
-15.38 Kg (33.9 lb)
30.00 MHz to 88.00 MHz.
Nominally 60 watts continuous input per channel.
Rf power handling
Temperature range
Operating
-500 F to + 125 F plus solar radiation at a rate of 360
Btu/ft 2/h.
Storage
-70 F to + 160 F.
Operating altitude
15,000 feet.
Operating humidity
95% relative humidity.
Band-pass Filter input
50 ohms.
50 ohms.
Antenna requirements
Nominal 50 ohms broadband antenna with a
maximum 3:1 VSWR.
1-3