OP-900i is a remote antenna with amplification. It is designed to compensate for signal loss over long distances of antenna cables.
An OP-900i can compensate for 10dB of attenuation on an RG-58 cable of about 20 meters.
This product is powered by the output power of a transmitter.
The DC power supply is indicated by a red LED.
Two OP-900i can be cascaded.