Alpha 301 Satellite Radio Combiner

The Alpha 301 is ideal for SATCOM on the move (SOTM) requirements where antenna availability may hinder operations (maritime surface craft, vehicles, aircraft and submarines).

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Overview
The Alpha 301 satellite radio combiner allows simultaneous transmission and reception of any two military tactical UHF satellite radio channels on a single antenna.

Applications
Designed for continuous operation in tactical environments, the Alpha 301 is packaged in a compact, rugged, weatherproof housing. Flexibility extends to fixed site locations, boats, vehicles, shelters and racks.

Features

Simultaneous two-channel operation at 200 watts per channel
Three modes of operation to optimize RF performance
Powered via Bias-T or power connector
Remote control operation
No T/R switching, ensuring compatibility with the fastest switching modes of the user terminal

Benefits

Optimal performance in dual channel transmit and receive operations
The satellite radio combiner incorporates transmit and receive filtering to guard against performance degradation in either channel during simultaneous transmit and receive operations.
Designed for rugged field use in tough environments

Technical Specifications

Insertion Loss (Mode-Dependent)
Size (H x W x D)	5.6" x 16.5" x 16.5"
Weight	50 lbs.
Frequency Range	Transmit: 291-318 MHz Receive: 243-270 MHz
Primary Power	22-36 VDC @ 1.5 amps max
Input/Output	50 ohm (Nominal)
Radio Port-to-Port Isolation	>40 dB
Bypass (Off) - Radio port #1 to antenna	-1.5 dB max
RAD 1 - Radio port #1 to antenna	-1.5 dB max
RAD 1 - Antenna to radio port #1	+20 dB gain
RAD 1/RAD 2 - Either radio port to antenna	-4.5 dB max
RAD 1/RAD 2 - Antenna to either radio port	+20 dB gain
Finish	FED-STD 595B, Black
Front Panel	Power On Indicator Remote Control/Power Conn. Mode Select Switch

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