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Summary of Contents for Maas PT-375
- Page 1 PMR446 radio PT-375 operation manual...
- Page 2 Features · Scope of delivery • PMR446 radio • Compact, elegant design • 99 channels (56 pre-programmed) • Transmission power 500 mW • Channel spacing 12.5 kHz • Voice prompt • VOX function, sensitivity adjustable in 10 levels • Splash-proof according to IPX2 •...
- Page 3 Important information maintenance The PT-375 is designed to function flawlessly for many years and to give you long-lasting enjoyment. As with all electronic devices, the following recommendations apply here: • Do not open the device. Improper handling can damage the device.
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Page 4: Front And Side Views
Front and side views PT-375 PMR446 RADIO... - Page 5 11. Li-ion battery 3.7V/2300mAh 12. Speaker/microphone socket: Connection option for external accessories (e.g. headsets), compatible with Maas headsets, speaker mikes etc. with "K" plug or original Kenwood accessories. If you do not use any accessories, please close the socket with the cover.
- Page 6 service Turn on/off and adjust volume Turn the power/volume dial clockwise to turn on the radio. Rotate the control clockwise or counterclockwise to adjust the volume as needed. Turn the control counterclockwise until you hear a mechanical “click” to turn off the radio. Send To communicate with each other, all radios in your group must be set to the same channel.
- Page 7 To start the search again, press the menu button again for 3 seconds. Thanks to the VOX function, hands-free calling is possible with the PT-375. Simply speak into the microphone and the radio will automatically switch to transmit without having to press the PTT button.
- Page 8 A notice:Please note that the VOX function is of limited use in noisy environments or with background noise. Voice prompts The PT-375 has a voice announcement function: This informs you about every operating step or selection you make on the radio. To activate or deactivate the voice announcement, follow these steps: Briefly press the menu button.
- Page 9 Confirm the setting by pressing the PTT button or wait about three seconds. Key tones With this feature, the PT-375 will emit a confirmation beep every time a key is pressed. To enable or disable key tones, follow these steps: Briefly press the menu button.
- Page 10 The PT-375 is equipped with a 3.7V/2300mAh lithium-ion battery. The battery can be charged on the radio or separately. Place the radio in the larger holder on the desktop charger or the battery alone in the smaller holder.
- Page 11 Description power saving mode The energy saving mode can be used to reduce power consumption. The feature is enabled by default. The energy saving mode can be deactivated or reactivated. Enter the radio menu and do the following: Briefly press the menu button. Press the monitor button four times.
- Page 12 Error handling Caused problem Radio can be used Battery is possible- Charge the battery or do not turn on discharged wisely or check the seat not installed correctly latated Radio switches Battery discharged charge the battery shortly after it turned on was off Battery is not Contact or the...
- Page 13 Error handling Caused problem Same channel as communication Wrong channel not possible communication choose partner Change location Distance too great Check that Incorrect CTCSS Tone or DCS code the CTCSS tone or DCS code that of the communication cation partner matches Signal is very Monitor function...
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Page 14: Technical Data
Technical data Generally 446.00625-446.19375 MHz MHz (PMR446) frequency 99 (56 pre-programmed) channels – 20°C…+55°C operating temperatur 3.7V Operating voltage simplex Operating mode Dimensions 126mm × 57mm × 27mm (without antenna) 142g Weight (with battery) 50Ω Antenna impedance 5/5/90% Duty Cycle Channel ±2.5 ppm Frequency stability... - Page 15 notes...
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Page 16: Channel Table
Channel frequency channel No. MHz 446.00625 94.8Hz Maas PT666/Kenwood TK-3401/3501/3701/UBZ-LJ9 (analog) 446.09375 88.5Hz Maas PT666 / Kenwood TK-3401/3501/3701/UBZ-LJ9 (analog) 446.03125 103.5Hz Maas PT666 / Kenwood TK-3401/3501/3701/UBZ-LJ9 (analog) 446.06875 79.7Hz Maas PT666 / Kenwood TK-3401/3501/3701/UBZ-LJ9 (analog) 446.04375 118.8Hz Maas PT666 / Kenwood TK-3401/3501/3701/UBZ-LJ9 (analog) 446.01875 123.0Hz... - Page 17 Channel table CTCSS/ compatible Channel frequency channel No. MHz not documented not documented not documented 446.00625 OFF Wintec LP-4502+ 446.01875 OFF Wintec LP-4502+ 446.03125 OFF Wintec LP-4502+ 446.04375 OFF Wintec LP-4502+ 446.05625 OFF Wintec LP-4502+ 446.06875 OFF Wintec LP-4502+ 446.08125 OFF Wintec LP-4502+ 446.09375 OFF Wintec LP-4502+...
- Page 20 Maas Elektronik Peter Maas Heppendorfer Str. 23 · 50189 Elsdorf-Berrendorf Tel. (02274) 9387-0 · Fax (02274) 9387-31 info@maas- elektronik.com www.maas-elektronik.com © Copyright by Maas Elektronik 2023 Subject to changes, errors and mistakes. Removing the copyright notice is prohibited.
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