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The Motorola MOTOTRBO R2 is an entry-level DMR handheld radio covering VHF and UHF with 64 channels, IP55 dust and water protection, and up to 26.5 hours of digital battery life.
Technical
| Band | VHF / UHF |
|---|---|
| Frequency (VHF) | 136-174 MHz |
| Frequency (UHF) | 400-480 MHz |
| High power (typical RF output) | VHF 5W / UHF 4W |
| Low power (typical RF output) | 1W |
| Channel spacing | 12.5 / 25.0 kHz |
| Channel capacity | 64 |
| Power supply | 7.5V (nominal) |
| Dimension (h x w x d), Slim IP55 2100 mAh Battery | 4.9 x 2.2 x 1.3 in. |
| Weight, Slim IP55 2100 mAh Battery | 9.2 oz |
| Battery life (analog/digital), Slim 2100 mAh Battery | 17 Hours / 22.5 Hours |
| Dimension (h x w x d), High Capacity IP55 2300 mAh Battery | 4.9 x 2.2 x 1.5 in. |
| Weight, High Capacity IP55 2300 mAh Battery | 10.1 oz. |
| Battery life (analog/digital), High Capacity 2300 mAh Battery | 19.5 Hours / 26.5 Hours |
| FM modulation | 12.5 kHz: 11K0F3E / 25 kHz: 16K0F3E |
| 4FSK digital modulation | 12.5 kHz Data: 7K60F1D and 7K60FXD; 12.5 kHz Voice: 7K60F1E and 7K60FXE; Combination: 7K60F1W |
| Digital protocol | ETSI TS 102 361-1, -2, -3, DMR Tier II |
| Conducted/radiated spurious emissions (TIA603E/ANSI C63.26, C63.4) | < -36 dBm for < 1 GHz, < -30 dBm for > 1 GHz |
| Adjacent channel power (TIA603E) | > 60 dB @ 12.5 kHz, > 70 dB @ 25 kHz |
| Frequency stability | ± 0.5 ppm |
| Modulation limiting (TIA603E) | ± 2.5 kHz @ 12.5 kHz, ± 5.0 kHz @ 25 kHz |
| Analog sensitivity (12dB SINAD) | 0.18 μV (typical) |
| Digital sensitivity (5% BER) | 0.16 μV (typical) |
| Conducted/radiated spurious emissions (TIA603E, receiver) | < -57 dBm for < 1 GHz, < -47 dBm for > 1 GHz |
| Intermodulation (TIA603E) | > 70 dB |
| Adjacent channel selectivity (TIA603A)-1T | > 60 dB @ 12.5 kHz, > 70 dB @ 25 kHz |
| Adjacent channel selectivity (TIA603E)-2T | > 55 dB @ 12.5 kHz, > 70 dB @ 25 kHz |
| Spurious rejection (TIA603E) | > 70 dB |
| Digital vocoder type | AMBE+2 |
| Audio response (TIA603E/ANSI C63.26) | +1, -3 dB |
| Audio output power (Rated/Max) | 1W / 3W |
| Audio distortion at rated audio | 3% (typical) |
| Maximum speech loudness (ISO 532B) | 101 phons |
| Hum and noise | -40 dB @ 12.5 kHz, -45 dB @ 25 kHz |
| Operating temperature | -30°C to 60°C (-22°F to 140°F) |
| Storage temperature | -40°C to 85°C (-40°F to 185°F) |
| Dust and water intrusion | IEC60529 IP55 |
Overview
The Motorola MOTOTRBO R2 is an entry-level DMR digital handheld radio covering VHF (136-174 MHz) and UHF (400-480 MHz), with 64 channels and typical RF output of 5W on VHF or 4W on UHF at high power, dropping to 1W on low power. It uses the ETSI TS 102 361 DMR Tier II protocol with an AMBE+2 vocoder, and rated audio output of 1W (3W maximum). Depending on the battery fitted, it delivers 17 hours analogue or 22.5 hours digital on the slim 2100 mAh pack, and 19.5 hours analogue or 26.5 hours digital on the high-capacity 2300 mAh pack. The radio carries an IP55 rating for dust and water intrusion and operates across -30C to +60C.
Questions
Yes, it carries an IP55 rating for dust and water intrusion (IEC60529).
With the high-capacity 2300 mAh battery, battery life reaches 19.5 hours analogue or 26.5 hours digital. The slim 2100 mAh battery gives 17/22.5 hours.
It uses ETSI TS 102 361-1, -2, -3, DMR Tier II, with an AMBE+2 digital vocoder.
It supports 64 channels.
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