Highlights
Large Color Display
The large color display presents critical information clearly, which is readable even in direct sunlight.
Superior Digital Voice
Noise suppression technology provides more superior audio
Dual-slot Pseudo Trunk
The free slot can be allocated to enhance frequency efficiency and timely response under emergency.
Dual Modes
The MD78X can operate in analog or digital mode, ensuring a smooth analog-to-digital migration.
Specifications
| General | |
| Frequency Range | UHF2: 450-520MHz; UHF1: 400-470MHz; UHF3: 350-400MHz; VHF: 136-174MHz |
| Channel Capacity | 1024 |
| Zone Capacity | 64 |
| Current Drain(Standby) | ＜0.6A |
| Current Drain(Receive) | 5W<5A; 25W<8A; 45W/50W<12A |
| Current Drain(Transmit) | ＜2.0A |
| Dimensions(H×W×D) mm | 174 × 60 × 200 |
| Weight | 1700g |
| Display | LCD:220×176 Pixel，262000colour 2.0 inch，4rows |
| Receiver | |
| Sensitivity(Analog) | 0.3μV(12dB SINAD) 0.22μV(Typical)(12dB SINAD) 0.4μV(20dB SINAD) |
| Sensitivity(Digital) | 0.3μV/BER5% |
| 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+2™ 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) |
| General | |
|---|---|
| Frequency Range | UHF2: 450-520MHz; UHF1: 400-470MHz; UHF3: 350-400MHz; VHF: 136-174MHz |
| Channel Capacity | 1024 |
| Zone Capacity | 64 |
| Current Drain(Standby) | ＜0.6A |
| Current Drain(Receive) | 5W<5A; 25W<8A; 45W/50W<12A |
| Current Drain(Transmit) | ＜2.0A |
| Dimensions(H×W×D) mm | 174 × 60 × 200 |
| Weight | 1700g |
| Display | LCD:220×176 Pixel，262000colour 2.0 inch，4rows |
| Receiver | |
|---|---|
| Sensitivity(Analog) | 0.3μV(12dB SINAD) 0.22μV(Typical)(12dB SINAD) 0.4μV(20dB SINAD) |
| Sensitivity(Digital) | 0.3μV/BER5% |
| 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+2™ 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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