Backpack Transmitter ( HMJ300B)
| Model Number: HMJ300B | |
| Country of Origin: China, guangdong | |
| Brand Name: HMJ | |
| Minimum Order:2 sets | |
| Price/Payment: USD 5000/piece | |
| Production Capacity: 5000 sets/year sets | |
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Backpack Transmitter
Product Specifications/Features
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Backpack Transmitter is the first choice for Emergency Communications Vehicle, command vehicles & emergency communication systems, with characteristics: Small in size & long in transmission range.
Application Ranges:Police, Fire Control, Traffic Police, Civil Defense, Urban Management & law Enforcement, Environmental Monitoring, Flood Control, Electrical Repairs, Marine Law Enforcement, Customs & Border Protection, Port Monitoring, Forest Fire Control, Military Surveillance, Television & other related fields. Transmitter can work in complex environment, mobile transmitting high-resolution image.
Application Modes:
1. Backpack transmitter---Truck---Commanding Center
2. Small in size & light in weight
3. High-definition image & video transmission on airborne & unmanned helicopters
Equipment Features: 1. Stably transmits A/V signals while moving in high-speed & interfered by multi-path
2. System can transmit in complex weather condition
3. High-quality digital video encoding & decoding videos & DVD picture
4. Excellent anti-jamming performance in complex electromagnetic environment
5. Powerful NLOS transmitting capability6. Strict Encryption
7. Frequency applicable in wide ranges
Technical Parameters:
1. Working frequency: 300MHz~5.8G, (adjustable)
2. Power output: 1~5W (Continuously adjustable)
3. Modulation mode: COFDM 2K, QPSK/TDS-OFDM
4. Channel bandwidth: 1.25/2/4/6/8MHz (adjustable)
5. Code stream: 0.8Mbps~10Mbps.
6. Video compression standard: MPEG-2, MPEG-4 & H.264
7. Video input: PAL/NTSC
8. One video & Two voice provided
9. End to end delay: 40ms
10. BER: <=10-6
11. A/V data format: MPEG-2, MPEG-4@ ML 4:2:0
12. Transmission distances: 1~3km
13. Frame rate: 25fps, resolution: >=720*576
14. Transmitting antenna: omnidirectional whip antenna
15. Receiving sensitivity: -106dBm
16. DB9 Serial Interface for the FM & power adjustment,
17. Two-way voice (optional)
18. RS232, RS485 data interface provided
19. FEC: Viterbi (1/2, 2/3, 3/4)
20. Guard interval: 1/32, 1/16, 1/8, 1/4
21. Encryption: AES/ABS (128bit)
22. Users-oriented encryption (optional)
23. One SDI digital interface (optional)
24. Power supply: DC9V~16V/1.2A
25. Net Weight: 2.0kg
26. Size: 230mm*150mm*64mm (L*W*H)
27. Working conditions: temperature: -30oC~70oC, Relative Humidity: 90%
28. Storage conditions: temperature: -40oC~80oC, Relative Humidity: 90%
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