1.Features
This radio provides user-friendly interface and keypad for easy operation. It uses large LCD color display that is easy to read even under strong light. The seven programmable buttons on the radio facilitate fast implementation of required functions, thus improving communication efficiency.
1). Large Color Display
The large color display presents critical information clearly, which is readable even in direct sunlight.
2). Superior Digital Voice
Noise suppression technology provides more superior audio
3). Dual-slot Pseudo Trunk
The free slot can be allocated to enhance frequency efficiency and timely response under emergency.
4). Dual Modes
The MD78X can operate in analog or digital mode, ensuring a smooth analog-to-digital migration.
2. Specifications
| eneral | |
| Frequency Range | UHF: 403-470Mhz, VHF : 136-174Mhz |
| Channel Capacity | 1024 |
| Zone Capacity | 64 |
| Current Drain (Standby) | ＜0.6A |
| Current Drain (Receive) | ＜2.0A |
| Current Drain (Transmit) | 1W<2A; 25W<8A; 45W<12A; 50W<12A |
| Dimensions (H×W×D) mm | 174 × 60 × 200mm |
| Weight | 1700g |
| Display | LCD:220×176 Pixel，262000colour 2.0 inch，4rows |
| Receiver | |
| Rated Audio Power Output (Internal) | 3W @20ohm load |
| Rated Audio Power Output (External) | 7.5W @8ohm load |
| Max. Audio Power Output (Internal) | 8W @20ohm load |
| Max. Audio Power Output (External) | 20W @8ohm load |
| Transmitter | |
| RF Power Output | Low Power:UHF1/UHF2/UHF3:5-25W Low Power:UHF5:10-25W Low Power:VHF1/VHF3:5-25W High Power:UHF1/UHF2/UHF3:5-45W High Power:UHF5:10-35W(806-900MHz), 10-30W(900-941MHz) High Power:VHF1:5-50W |
| Digital Vocoder Type | AMBE+2â„¢ or SELP |
| Environmental | |
| Operating Temperature | -30℃～+60℃ |
| Storage Temperature | -40℃～+85℃ |
| ESD | IEC 61000-4-2（level 4） ±8kV（Contact） ±15kV（Air） |
| Dust & Water Protection | IP54 standard |
| Humidity | MIL-STD-810 C/D/E/F/G |
| Vibration,Drop&Shock | MIL-STD-810 C/D/E/F/G |
| GPS Specifications | |
| Horizontal Position Accuracy | <5m (50% probable) ,<10m (95% probable) |
| Cold Start (Time to First Fix) | <1 minute |
| Hot Start (Time to First Fix) | <10 seconds |
| Note | Accuracy specs are for long-term tracking (5 satellites visible at nominal -130dBm) |
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