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RED'S ENGINEERING SRPT-02 User Manual

Simplex repeater
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SRPT-02
Users Manual
Overview:
The SRPT-02 is an affordable repeater system
designed for GMRS and Ham Radio enthusiasts. It
offers fast plug-and-play repeater operation and
works with UV-5R compatible two-way radios.
This repeater comes equipped with a built-in
rechargeable battery that can be charged via a
USB C connection, making it an excellent choice
for trips where repeater coverage is unavailable.
The internal battery can provide a weekend's
worth of use on a single charge. This small and
compact device can be easily attached to any
base station or handheld radio for mobile use. It's
simple to use and works right out of the box.
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Configuration can be performed using a web
application. The repeater can be powered either
by the internal battery or the USB port located
on the top of the unit. Real-time LED indicators
provide operational status updates. DTMF tone
detection allows you to enable or disable the
repeater directly from the field. Additionally, an
open frame design allows for compactness, and
plastic shields can be attached for added
ruggedness when needed. The SRPT-02 also
supports CCTSS on your radio for added privacy
and interference prevention. Currently, it
supports UV-5R and compatible radios.

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Summary of Contents for RED'S ENGINEERING SRPT-02

  • Page 1 Users Manual Overview: Configuration can be performed using a web The SRPT-02 is an affordable repeater system application. The repeater can be powered either designed for GMRS and Ham Radio enthusiasts. It by the internal battery or the USB port located offers fast plug-and-play repeater operation and on the top of the unit.
  • Page 2 A simplex repeater can be a valuable tool for both ham (amateur radio) and GMRS (General Mobile Radio Service) radio users. Here are some of the benefits of using a simplex repeater for these purposes: • Cost-Effective Solution: Running a simplex repeater can be more cost- effective than setting up a full-fledged duplex repeater system, making it an attractive option for budget-conscious users.
  • Page 3 Figure 2.1 A. RESET: System reset switch B. USB PWR: Power / Charge C. PWR: Power indicator D. REC: Voice recording indicator E. PLAY: Voice playback indicator F. TX: Radio transmitting indicator G. CHRG: Battery charging indicator H. Radio: Radio connector I.
  • Page 4 ▪ UV-5R Speaker/MIC cable (included with SRPT-02) Connect the UV-K5 to the SRPT-02 using the supplied cable. See fig. 2.2 2. Enable the repeater by pressing the reset switch Power on the SRPT-02 using the power button lower front of the repeater For more advanced connections, see 3.5mm connection diagram below...

  • Page 5: Operation

    Normal operation: Once the radio and the SRPT-02 are connected and powered on, you are ready to use it. Adjust the volume on the radio to approximately 50% of the full range. You may need to make further adjustments based on the specific model of the two-way radio you're using.
  • Page 6 Follow these steps to access the web interface and configure your SRPT-02 repeater: With the SRPT-02 powered on, press the "Setup" button on the front of the repeater. In Setup mode, "PWR," "REC," "PLAY," and "TX" LEDs will be illuminated. In this mode, the SRPT-02 acts as a wireless hotspot for configuration.
  • Page 7 Click on the Menu Icon, then select "Configure". 6. Adjust the settings as needed and click "Save" see figure 3.3. Press the "Setup" button on the front of the SRPT-02 to apply your settings. The repeater is now ready for normal operation.

  • Page 8: Firmware Update

    USB cable connected to a PC. Firmware Update: From time to time, it may be necessary to perform a firmware update for the SRPT-02 repeater. Here's how to do it: 1. Obtain a firmware image from Red's Engineering, which will typically be in a compressed .zip file format.

  • Page 9: Restore Default Settings

    USB if needed. For more information, contact Red's Engineering. Button Lockout Feature: The SRPT-02 repeater can lock the front buttons to prevent the unit from being accidently turned-on during shipment. To enable this feature, press and hold the power button for approximately 5 seconds when the repeater is powered off.
  • Page 10 Configuration Screens Figure 3.1 Figure 3.2 Figure 3.3 Figure 3.4...

  • Page 11: Troubleshooting

    UV-5R. Just because a radio is a Baofeng, does not make it compatible with the UV-5R radio. The SRPT-02 repeater needs specific voltages, and specific signals levels to operate correctly. Using radios that are not compatible with the UV-5R can physically damage the repeater.
  • Page 12 • Wireless Transmission Speed: 20Mbps • Battery Capacity: 1000mA • Full charge time: 3 Hours • Interfaces/Ports: USB C, 3.5mm audio connection • Serial Interface: 115200 Baud 3.5mm Wiring Diagram 3.5mm to K type cable included...

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