RT91 has UHF(400-480Mhz)/VHF(136-174Mhz) alternative, you can choose frequency range based on your radio. RT91 is cost-saving alternative to mobile and base radios, which easily amplify your HT’s power to 30-40W (2-6W Input).RT91 is mainly used on car because power is supplied by Eliminator Adapter. RT91 is mainly used on car because power is supplied by Eliminator Adapter. Today Simple introduction for RT91 Power Amplifier for Handheld Transceiver
>This is a portable, lightweight, Wide coverage RF power amplifier for Handheld Radio equipment , proprietary and emerging waveforms.
>Dual mode for Digital and Analog Radio Automatic recognition of digital and analog systems.
>High output power up to 30 watts.
Input power from 2 to 6 watts. With 2 to 6 Watts Handheld Radio input and covers the frequency band of VHF or UHF.
This amplifier’s size makes it the perfect companion for field operation without the added weight.
>Includes Voltage Spike Suppression, Over Temperature Protection, RF sensing, Automatic Power Control (APC), Harmonic Filters.
>Built-in large speaker and microphone socket.
①Power switch: Press and hold for 2 seconds to turn on / off
②Power Indicator light: the Indicator light is green when turn on the power
③TX：the Indicator light is red when transmitting
④ALM：when the power supply voltage is too high, the Indicator light is orange and will be issued a “Di-Di” sound
⑤Socket of Speaker Mic：plugged in microphone which compatible with your radio.（You can also use the radio directly to talk）
⑥Control interface：connected to the audio amplifier line and PTT control cable which both compatible with your radio.（You can also use the radio directly to talk）
⑦RF input interface：Connect with the walkie talkie antenna port
⑧DC power supply：DC 13.8V （±15%）
⑨RF output interface：Connect to an external antenna
（Operation 1：through the radio to operate）
（Operation 2：through the radio earpiece to operate）
（Operation 3：through the radio speaker mic to operate）
(Operation 4: Through the optional speaker mic connected with power amplifier to operate)
NOTE: To take operation 4, pls use the optional speaker microphone and control cable specially made by our factory, making sure it is compatible your radio with the power amplifier device
1 x RT91 Amplifier
1 x Power cable
1 x Mobile Mounting Bracket & Screw set
1 x RF Cable
1 x Speaker Microphone
1 x Control Cable (Making sure it is compatible your radio jack)
1 x User’s manual