Specifications
- Place of Origin:
- Guangdong, China (Mainland)
- Brand Name:
- Safe Guard
- Model Number:
- SG-TDD20
- Other Name:
- wireless tdd-cofdm ethernet transceiver
- Type:
- TDD-COFDM Audio & Video TX & RX, transceiver, module
- Modulation:
- TDD-COFDM
- Port:
- RS232, RS422, RS485, RJ45 port
- Working Mode:
- full duplex module
- Transmission:
- real time broadcasting, transceiver radio, audio video...
- Screen:
- LCD screen
- encryption:
- AES128 Encrypted
- User:
- uav; police; army; guard; coal mine worker; fireman; aviation
- Warranty:
- 1 Year(Replacement parts will be charged after one year)
- Packaging Details:
- Wireless Networking Full-Duplex TDD-COFDM Audio & Video TX & RX
carton packing
- Delivery Detail:
- Shipped in 3 days after payment
Wireless Networking Full-Duplex TDD-COFDM Audio & Video TR. & RX (SG-TDD20)
Wireless Netwoeking Full-Duplex TDD-COFDM Audio & Video TR & RX (SG-TDD20) is TDD-COFDM broadband wireless mobile communication in emergency or private network. ManpaSG-TDD20 is better independent telecom operators.
Portable full duplex transceiver SG-TDD20 is popular for its well confidentiality, and excellent security, better mobile performance. Wireless transmitter receiver SG-TDD20 realizes a fully transparent data encryption transmission in emergency security network.
Radio channel code of TDD-COFDM video Transmitter and Receiver(SG-TDD20) is TDD-COFDM modulation. Therefore digital transmitter and receiver SG-TDD20 achieves dual-way mopbile transmission at the same exact frequency.
Long range wireless video transmitter and receiver SG-TDD20 realizes real-time network IP transparent transmission and remote control and the dual-way audio and video surveillance network.
Warranty
Twelve months free warranty for equipment
Three months for components
Replacement parts will be charged after one year
NLOS COFDM transmitter receiver SG-TDD20 is used in government, police station, hospital, military camp, frontier defense and coast defense.
SG-TDD20 Spotlights(1) TDD-COFDM technology;
(2) Full duplex working mode;
(3) User can modify the all parameters;
(4) LCD sceen shows the working signal strength indication;
(5) Built in with Ethernet & RS-485/RS232/RS422 data ports;
(6) Baud rate can up to 921600bps;
(7) AES128 encryption and customizable key password;
(8) Real time transfer;
(9) Available frequency:330-530MHz;
High Quality
1. Advancement: TDD-COFDM channel modulation technology, with ultra-wideband, full transparent transmission.
2. Security: private network, private communication transport protocol, the only synchronization code, AES encryption.
3. Flexibility: transparent transmission of IP data channel, supports multi-user access.
4. Scalability: all-digital network, is compatible with all IP data transmission equipment.
5.Customized key password;
1. Provide 6.5Mbps max video&data stream,adaptive dynamic allocation technique;
2. Support protocol PTP &PMD network technology;
3. Support non-line of sight(NLOS) high speed mobile transmission;
4. Standard RJ45 ethernet interface to transmit/receive video&data signals at the same time;
5. Support high standard military grade application system performance;
7. Power supply with UPS function
Images & Performance
Technical Performance
Ø Multiple channel modulation bandwidth and a variety of modulation mode function;
Ø Flexible TDD slot allocation model to meet the single-frequency multi-user access, save the spectrum, the same power to reduce power consumption;
Ø Spectrum sensing, perception slot, upstream bandwidth sensing function;
Ø Strong diffraction ability and anti-multipath capability, excellent diffraction and penetration;
Ø High-sensitivity receiver, can still ensure BER <10E-5, frame error rate <1% when the reception level is -110dBm;
Ø Powerful error correction capability;
Ø Low PAPR, high power amplifier efficiency, low power consumption;
Ø Can support to transmit video audio and etc signals synchronous,high speed and real time.
Ø Can work well at the velocity of 600km/h;
Ø Digital signal processing, a strong system of confidentiality, stability and reliability;
Ø Wireless broadband technology ASE128/256bits;
System Performance
(1)Use TDD time division multiplexing technology with COFDM modulation system solution;
(2)The device comes with LCD panel display parameters,adjustable parameters;
(3)On the LCD screen shows the working signal strength indication;
(4)Can be 1 or 2 ethernet ports and RS485/RS232/RS422 data port;
(5)With AES128 encryption and customized key code.
(6)Super low delay,within 50-80ms;
(7)Transmit rate up to 6.5Mbps;Video and data occupy the same channel;
(8) Available frequency:330-530MHz, have to choose 100MHz space among of the range;
Transmission mode:Full duplex
Transfer protocol: standard TCP / IP, transparent transmission,serial asynchronous
Data type: 10 / 100Bate-T Ethernet, industrial RS-232, RS-422, RS-485 standard
Audio channel: customized analog audio intercom interface (non-Open)
Transfer rate: 6.5Mbps in total;The video&data occupy the same channel
Transmission delay: 50~ 80ms
Networking format: PTP and PTMP
BER: ≤10-6
Transmission distance: 1-3km NLOS on ground / 40km LOS distance on sea area;
1-80km LOS distance/50km NLOS (on helicopter)
Receiving sensitivity: -103dBm
Physical Interface
Ethernet interfaces: RJ45
RS-232/422/485 interface: Six pin terminals
Power input interface: Six pin terminals
RF interface: SMA female
| Parameters | |
| Outputfrequency | 330-530MHz(optional),stepin1MHz(customizable) |
| OutputPower | 5-20W(adjustable) |
| WorkingBandwidth | 4MHz/8MHz |
| Encryption | 128bitAES(Optional256bitAES) |
| CorrectionMechanism | 32bitofCRC,ARQ |
| Modulation | TDD_COFDM,timedivisionduplexmode |
| ParameterControl | adjustableparametersthroughtheLCDpanel |
| OperatingVoltage | DC12V |
| Ethernet | 10/100baseT,Auto-MDI/X,IEEE802.3 TCP,UDP,TCP/IP,TFTP,ARP,ICMP,HCP,HTTP,SNMP,FTP,DNS |
| WorkingTemperature | -40℃~85℃ |
| Built-inBattery | 12000mA(canbewithornot) |
| WorkingTime | 6hours |
| Dimension | 21cm*13.3cm*5.4cm |
Packing: in carton (suitable for international freight)
Delivery:3 day after your payment
SG-TDD20 Application
Do not hesitate to contact us! We offer 24-h technical consultacy, 1year free warranty and 3month for parts( replacement parts will be charged after a year).