1. Product Overview
The TIDRADIO TD-H3 Plus is a versatile multi-band amateur transceiver designed for reliable two-way communication. It features Bluetooth connectivity for wireless programming and headset use, multiple programming options, and NOAA weather reception. This manual provides detailed instructions for setup, operation, and maintenance of your TD-H3 Plus radio.
2. Package Contents
Please verify that all items listed below are included in your package:
- 2X TD-H3 Plus Radio
- 2X 18.8 inch Foldable CS Tactical Antenna
- 2X TD-805S Antenna
- 2X 6.1 inch Antenna
- 2X Speaker MIC
- 2X 2500mAh Type-C Battery
- 2X Headset with Mic
- 2X Desktop Charger
- 2X USB C Charging (programming) cable
- 2X US Charger
- 2X Back Clip
- 1 X User Manual
- 2X Lanyard
3. Setup
3.1 Battery Installation and Charging
The TD-H3 Plus is equipped with a 2500mAh Type-C battery. Ensure the battery is fully charged before first use.
- USB-C Charging: Connect the provided USB-C charging cable to the radio's side port and to a compatible power source such as a power bank, PC, car charger, wall adapter, or laptop.
- Desktop Charger: Place the radio in the provided desktop charging cradle. Ensure the charging contacts align correctly.
The image shows the TD-H3 Plus radio with a USB-C cable inserted into its side port, illustrating one of the charging methods.
3.2 Antenna Attachment
Select the appropriate antenna for your needs (e.g., 18.8-inch Foldable CS Tactical Antenna or 6.1-inch Antenna). Screw the antenna clockwise onto the top connector of the radio until it is securely fastened.
A hand is shown attaching a long antenna to the top of the TD-H3 Plus radio.
3.3 Initial Power On and Mode Selection
Rotate the top knob clockwise to power on the radio. The TD-H3 Plus supports multiple operating modes.
- To switch between GMRS, Ham, or Normal (unlocked) modes: Long-press the PTT button and the '*' key simultaneously while powering on the device. Select your desired mode from the displayed options.
This video demonstrates how to switch the TIDRADIO TD-H3 Plus between HAM and Normal modes by long-pressing PTT and '*' keys during power-on, and then selecting the desired mode. It also shows how to import GMRS frequencies using the Odmaster app.
The radio display shows the available transmit (TX) and receive (RX) frequency ranges for the TD-H3 Plus, including 136-174 MHz, 200-230 MHz, 300-390 MHz, 400-470 MHz for TX/RX, and additional RX ranges like 50-76 MHz, 76-108 MHz, 108-136 MHz, 220-230 MHz, 350-400 MHz, 470-600 MHz.
4. Operating Instructions
4.1 User Interface and Display
The TD-H3 Plus features a 1.44" LCD Color Screen with a new UI design for easier navigation. It offers 199 channel banks, dual watch, and adjustable squelch.
4.2 Bluetooth Connectivity
The radio supports connecting to Bluetooth headphones and external PTT buttons.
- Connecting a Wireless Headset:
- Long-press the BT button on the radio to turn on Bluetooth.
- Navigate to the Bluetooth menu and select "Emitter" mode.
- Enable scanning for recognition devices.
- Select your desired Bluetooth headset from the list to complete the connection.
This video demonstrates the steps to connect a wireless Bluetooth headset to the TIDRADIO TD-H3 Plus radio. It shows how to activate Bluetooth on the radio, set it to 'Emitter' mode, and pair with a headset.
The image illustrates the TD-H3 Plus radio's screen showing Bluetooth pairing options, with several types of wireless headphones and earbuds depicted around it, indicating its compatibility.
- Connecting a Bluetooth PTT Button:
- Long-press the BT button on the radio to turn on Bluetooth.
- Navigate to the Bluetooth menu and select "Emitter" mode.
- Enable scanning for recognition devices.
- Press the PTT button to make it discoverable.
- Select the PTT button from the radio's list to pair.
This video demonstrates how to connect a Bluetooth PTT button to the TIDRADIO TD-H3 Plus radio, showing the pairing process through the radio's menu.
4.3 Programming Methods
The TD-H3 Plus offers flexible programming options:
- Type-C Cable Programming (Side Port): Connect the radio to a computer using the USB-C cable. This method is compatible with CHIRP and CPS programming software.
- Built-in Bluetooth Programming: Use the Odmaster app on your smartphone or the Odmaster website on a PC for wireless programming. This supports offline programming by saving program data via network beforehand.
- Wireless Radio Replication: To transfer frequencies and settings between H3 Plus models, long-press side key 3 + power on to enter 'Copy' mode.
The image displays the TD-H3 Plus radio connected to a laptop via a USB-C cable and also shows a smartphone with the programming app, highlighting the multiple advanced programming methods available.
4.4 Advanced Features
- SMS Function: The radio supports an SMS function for editing and sending text messages, enhancing communication convenience.
- NOAA Weather Receiver: Stay informed with NOAA weather alerts. Long-press '0' on standby (Firmware V1.0.44+) to access.
- Dual PTT: Utilize the dual PTT feature for flexible transmission.
- Enhanced Flashlight: The radio includes an enhanced φ8 flashlight for utility.
- DTMF Lock: Set a DTMF lock to safeguard your radio. Lock it by sending DTMF commands (e.g., 12345 as Kill/Stun code). The unlock code is the set code followed by '#' (e.g., 12345#).
- Frequency Copy: Quickly copy frequencies from other radios.
- Dual Watch: Monitor two frequencies simultaneously.
- Adjustable Squelch: Customize squelch levels for clearer reception.
4.5 Shortcuts
- Frequency Clone: Long-press '1'.
- Spectrum Analyzer: Long-press '7'.
- DTMF List: Long-press '#'.
- Radio Replication: Long-press side key 3 + power on.
- 3-in-1 Switch (GMRS/Ham/Unlock): Long-press PTT + '*' + power on.
- Web Update Mode (Ver 1.0.44+): On standby, long-press '8'.
- NOAA Weather (Ver 1.0.44+): On standby, long-press '0'.
4.6 Analog Signal Network Repeater (Global Talkback)
The TD-H3 Plus can function as an analog signal network repeater. When other walkie-talkies are on the same channel as the H3 Plus, the analog signal sent to the H3 Plus can be converted into a mobile signal via the Odmaster app, enabling global communication.
This video illustrates how to configure the TIDRADIO TD-H3 Plus to function as a repeater, converting analog walkie-talkie signals into mobile signals via the Odmaster app for extended communication range.
A diagram illustrates how the TD-H3 Plus radio, connected via Bluetooth to a smartphone running the Odmaster app, can receive analog signals from other radios (up to 5KM) and convert them into mobile signals for global communication (up to 5000KM).
5. Firmware Updates
Regularly updating your radio's firmware ensures access to new features and performance improvements. Always back up your data before performing a firmware update.
5.1 Web Update Method (Odmaster Web)
- Use a Google Chrome browser for web updates.
- Do not use a Type-C programming cable during web updates.
- For Windows, ensure the CH340 programming cable driver is installed. For Mac OS, CH340 can work with Odmaster web directly.
- Insert the K-head more tightly.
- The H3 Plus must be in firmware-flashing mode: Long-press PTT+1+power on. Two green indicators will turn green.
This video guides users through the process of upgrading the TIDRADIO TD-H3 Plus firmware via the Odmaster Web interface, including connecting the device and initiating the update.
5.2 Software Update Method
If web updates fail, you can use the dedicated software for firmware updates. Download the software from walkietalkiesoftware.com.
This video demonstrates how to upgrade the TIDRADIO TD-H3 Plus firmware using dedicated software, detailing the steps for connecting the radio and performing the update.
6. Care and Maintenance
- Keep the radio clean and dry. Avoid exposure to extreme temperatures, direct sunlight, or harsh chemicals.
- Ensure the USB-C port cover is securely closed when not in use to maintain the radio's water resistance.
- Regularly check antenna connections for tightness to ensure optimal performance.
- Store the radio and accessories in a cool, dry place when not in use.
7. Troubleshooting
7.1 DTMF Lock / Kill / Stun
If your radio is locked or stunned via DTMF commands:
- Using DTMF: Send the unlock code (e.g., 12345# if the kill code was 12345) via DTMF from another radio.
- Using CPS Software: Open the CPS software, navigate to Edit > DTMF, uncheck the Kill/Stun code, and click Write to unlock the H3 radio.
This video provides instructions on how to unlock a TIDRADIO TD-H3 radio that has been locked or stunned using DTMF commands or through the CPS programming software.
7.2 Bluetooth Audio Issues
If you experience noisy signals or connectivity problems with Bluetooth accessories:
- Ensure the radio is set to "Emitter" mode when connecting to a Bluetooth headset or PTT button.
- Verify that the Bluetooth accessory is in pairing mode and within range.
- Consider checking for and applying the latest firmware updates, as these often include Bluetooth performance enhancements.
- If issues persist, try resetting both the radio's Bluetooth settings and the accessory.
This customer video addresses a common issue of noisy signals when using a Bluetooth speaker microphone with the TIDRADIO TD-H3 Plus, offering a visual reference for potential troubleshooting.
8. Technical Specifications
- Package Dimensions: 10.35 x 9.17 x 5.28 inches
- Item Weight: 3.45 pounds
- ASIN: B0F2T7YLQS
- Item Model Number: TD-H3 Plus
- Batteries: 2 Lithium Polymer batteries required (included)
- Number of Channels: 199
- Special Features: 8-band RX, APP/PC Bluetooth Programming, Compatible with wireless headphones, Switchable GMRS/Ham/Unlock, Web upgrade
- Frequency Range (TX): 136-174MHz, 340-390MHz, 200-230MHz, 400-470MHz
- Frequency Range (RX): 50-76MHz, 76-108MHz, 108-136MHz, 136-174MHz, 220-230MHz, 350-400MHz, 400-470MHz, 470-600MHz
- Talking Range Maximum: 8 Kilometers
- Voltage: 7.4 Volts
- Water Resistance Level: Water Resistant
9. Warranty and Support
This product is covered by a standard 30-day return policy for refund or replacement. For additional support, technical assistance, or warranty inquiries, please visit the official TIDRADIO Store or contact customer service directly.
