The RT-DRC3 Duplex Repeater Controller Module is an easy of installation, low cost and high performance controller for amateur radio enthusiasts to build a real time radio duplex  repeater system.

Timeout Timer(TOT) feature is now available on RT-DRC3. The TOT value is 60+60. If TOT is enabled, the maximum re-transmission time is approximate 60 seconds for every call. When the call time is over 60 seconds, the repeater will stop re-transmission and continue monitor the channel, if the caller releases the call within approximate next 60 seconds, the repeater resumes to normal, otherwise, the repeater goes to OFF. It is same as remote turn OFF. The repeater can be turned ON again by DTMF command, or manual power off and then power on.

With the new version firmware, the new DTMF command sets and new setup method brings you a brand new and convenient operation experience.

Key Features

• Supports different brand, type and model of radios by selecting different type of radio connection cable, or DIY and radio connection cable.
• Operates on both DC12V power supply or DC8.4V Lithium-ion battery.
• Built-in Lithium-ion battery charging circuit.
• Low power consumption operation.
• TOT is available for protecting the TX radio unit and radio channel.
  
• DTMF remote control of repeater ON/OFF with password protection.
• Allows user to change DTMF remote control password.

Package Includes:

• RT-DRC3 Duplex Repeater Controller Module x 1
• RT-4PS Radio Connection Cable x 1
• 1.6mm Power Supply Connector x 1
• User's Guide x 1