Save frequency resources to the greatest extent, this DMR radio solution set with single frequency repeater, DMR handheld walkie talkie, only use one frequency's two tine slot to achieve the signal transfer to get longer calling distance, was widely used in commercial, hospital, public welfare station, etc.
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Retevis Long Range Single Frequency DMR Radio Solution
Single Frequency Repeater, Long Range DMR Radio Solutions include single frequency DMR repeater and handheld DMR walkie talkie, use one frequency's two tine slot to achieve the signal transfer to get longer calling distance, was widely used in commercial, hospital, public welfare station, etc.
Single Frequency DMR Radio Solution Features:
Single-frequency DMR Radio Solution
This radio solution set include retevis rt74 single frequency repeater, retevis rt54 DMR walkie talkie, can use only one frequency's two-time slot to transfer signals, It is very different from the traditional relays that need to use high transmission and low reception, or low transmission and high reception, and the transmission and reception frequencies must have a frequency difference. This radio solution can save frequency resources for enterprises and institutions, and maximize the use of channel resources.
Complete DMR Radio Solution
This DMR radio solution include repeater, handheld DMR radio, antenna, feeder cable, it is a complete radio solution, you can install it directly, no need to match other accessories.
High quality DMR Radio solution set
This DMR radio solution set with high sound quality, teh handheld DMR radio with detachable speaker, support disassembly, easy to clean the speaker of the walkie-talkie, keep the speaker clean, and maintain the high-quality call effect. This High quality DMR Radio solution set is especially used in the construction, wood industry, mining, etc.
Long Range DMR Radio solution set
The Retevis RT74 single frequency repeater is 20W output power, the Retevis RT54 handheld DMR radio is 5W walkie talkie, the total DMR radio solution can help you get longer calling distance for your business.
Package Include:
1 x Retevis RT74 Single frequency repeater
6 x Retevis RT54 DMR walkie talkie
1 x 15m feeder cable
1 x MA02 Antenna
1x program cable for Retevis RT54 DMR radio
1 x Program cable for Retevis RT74 repeater
Retevis RT74 Single Frequency Repeater:
Features:
1. Portable design, fast deployment
2. DMR TDMA protocol
3. Zone selected, Single frequency transfer, Multiple call method options, and SMS Function
4. No need duplexer
5. 2.0-inch color IPS full-view LCD large screen display, soft keyboard operation
6. Digital processed voice, clear and loud
Specification:
1. Output power:20W/10W
2. Up to 100 zones with 32 channels per zone
3. Input voltage:AC110~240V; Output voltage:DC12V±15%
4. Size:280*240*56mm
5. Weight:3.2kg
Retevis RT54 DMR Radio technological specification
Frequency range | UHF:400-470MHz |
Channel Capacity | 16CH |
Channel Spacing | 12.5KHz |
Operating Temperature | -25℃~+60℃ |
Operating Voltage | DC 7.4V |
Antenna Impedance | 50Ω |
Microphone Impedance | 2.2KΩ |
Battery | Li-ion DC7.4V 1600mAh |
Dimension | 135×53×33mm ( no including antenna) |
Weight | 316g |
Transmission
Output power | High:5W Low:1W |
FM modulation | 25/16K¢F3E 12.5K/8K¢F3E |
4FSK digital modulation | 12.5KHz for data:7K60FXD 12.5KHz for data and voice :7K60FXE |
Vocoder type | AMBE++or SELP |
Digital Protocol | ETSI-TS102 361-1,-2, |
Harmonic | ≥70dB |
Signal-to-noise Radio(wide/narrow) | 25K≤-45 dB 12.5≤-40 dB |
Rated audio Distortion | ≥5% |
Frequency Stability | ±2.5ppm |
Max Frequency Stability | 12.5K≤-40dB |
Reception
Sensitivity (12dB SINAD) | Analog 25K≤-121dB 12.5K≤-119dB |
Digital 0.3μV/BER5% | |
Signal-to-noise Radio | 25K≥45 dB 12.5K≥40dB |
Adjacent channel selectivity | 25K≥65 dB 12.5K≥60dB |
Intermediation (Wide/ narrow) | 25K≥60 dB 12.5K≥55dB |
Spurious Response Rejection | ≥65 dB |
Audio power | 1W |
Audio distortion | <5% |
Frequency Stability | ±2.5ppm |
Battery life under 5-5-90duty | 14.8 hours(with 1600mAh Li-ion battery) |
20.9 hours(with 1600mAh Li-ion battery) |
MA02 High Gain Glass Steel Omni-Directional Antenna:
Frequency | 144/430MHz |
VSWR | <1.5 |
Impedance | 50Ω |
Gain | 4.5/7.2Bi |
Polarization | Vertical |
Maximum power input | 200W |
Horizontal beam width | 360° |
Vertical beam width | 30°/ 19° |
Connector | SL16-K |
Radome material | fiberglass |
Material of hardware-supplied | aluminum alloy |
Hold pole diameter | Φ30-Φ62 mm |
Suitable for models | Retevis RT97/RT9550/RT92 |
Weight | 1150g |
Pure Cupper Low Loss Coaxial Extend Cable:
Features:
- It is extendable that boosts the signal of your repeater significantly
- Super Gainer Low Loss Coaxial Cable
- Suitable for Retevis RT97 repeater
- Material: pure copper
- Impedance: 50Ω
- Return loss: VHF≥20dB UHF≥15dB
- Connector plug: SL16
- Cable diameter: 5mm / 0.2inch
- Cable Length: 15 meter
- Weight: 660g