The DUO 3 Signal Booster is a portable device that is widely used in the unmanned aerial vehicle (UAV) and Wi-Fi communication industries. It operates simultaneously in the 2.4G, 5.2G, and 5.8G frequency bands, making it highly versatile and capable of enhancing communication in various applications.
The device is compliant with IEEE 802.11a/b/g/n/ac standards, which are used for data transmission and communication in wireless networks. These standards provide different maximum wireless transmission speeds and frequency bands for different applications.
The DUO 3 Signal Booster supports spread spectrum, multi-carrier modulation, time-division duplexing, and digital video transmission technologies. It is equipped with automatic frequency switching, channel selection, and multi-channel support, which enables it to enhance signal strength and quality while minimizing interference.
The device is capable of extending the transmission distance and improving the remote control range. It is FCC and CE-compliant, ensuring that it meets the regulatory requirements for transmission power and signal quality.
The DUO 3 Signal Booster is an essential tool for various applications, including remote control of UAVs, transmission of Wi-Fi signals, and digital video transmission using OcuSync and Lightbridge technologies.
In summary, the DUO 3 Signal Booster is a versatile device that can enhance communication in various applications. Its compliance with various IEEE standards and support for spread spectrum, multi-carrier modulation, time-division duplexing, and digital video transmission technologies make it an essential tool for professionals in the UAV and Wi-Fi communication industries.
The DUO 3 Singal booster 20 Times Extended Distance for DJI Drone's Accessories: Mavic 2 Pro, Zoom/Mini/2/Air2/2S/3 RC-N1/RC PRO Classic/DJI RC 2, Platinum/Enterprise, Phantom 3/4 A/Advanced/Pro/V2.0/RTK, Inspire 1/2 Pro, Matrice 100/300/200/210/600 Pro/RTK, Smart controller, Cendence. Anafi,Autel EVO II Max 4T/FPV drones
Technical Specifications
- Model: DUO-2458DSB
- Tri-Band, works with 2.4G, 5.2G, and 5.8G (2400MHz~2483.5MHz, and 5100MHz~5850MHz)
- Working Frequency Band: 2400–2485 MHz, 5.150–5.850 MHz
- Working Voltage: 6-9V
- Antenna Gain: 2.4G>13 dBi±1 / 5G>15 dBi±1
- Antenna horizontal half-radiation angle: 65-84°
- Antenna vertical half-radiation angle: 63–75°
- 2.4G Receive Gain: 12dB±1
- Receive Gain of 5.2G and 5.8G: 15dB±1
- Transmit Gain: 15 dB±1
- Input power range: 10–25 dBm
- EVM: 3%@28 dBM 802.11 ac 6.93Gbps MIMO OFDM 64QAM BW 80 MHz
- Electric current: 435 mA at POUT 28 dBm 9V
- Noise coefficient: ≤ 2.5 dB
- Transmission delay: ≤ 1 μs
- Temperature: -20°C~80°C
- Battery voltage and capacity: 3.7V, 3000 mAh
Antenna Gain and Angle


External expansion coaxial cable
DUO 3 can also be used with coaxial cables. Through calculation, we have prepared coaxial cables of different lengths for you to achieve your purpose. The length of these cables is selected based on the specific performance and physical characteristics of the cable. In 5.8G mode, the length can be up to 35m.
Connectors: QMA Female / Male and can Lockable
- Cable Type : RG223/CG240/RG8
- Flexible coaxial cable, 50ohm RG223/CG240/RG8 type
- Applied standard: MIL-C-17




| RG223 | CG240 | RG8 | ||||
| Construction | Materials | 0.D (mm) | Materials | 0.D (mm) | Materials | 0.D (mm) |
| Inner Conductor | Silvered Copper Wire | 0.90 | Bare Copper | 1.42 | Copper Clad Aluminum | 2.74 |
| Dielectric | Polyethylene | 2.95 | Foam PE | 3.81 | Foam PE | 7.24 |
| Outer Conductor | Double Silvered Copper Braid | 3.95 | Aluminum foil + tinned copper wire braid | Nom. 4.52 | Self-adhesive Aluminum Foil + Tinned Copper Wire | 8.00 |
| Jacket | Black PVC | 5.30 | Black PE | 6.10 | Black PE | 10.16 |
Electrical Specifications
| RG223 | CG240 | RG8 | |
| Cable Impedance | 50 ohm | 50 ohm | 50 ohm |
| Capacitance | 101.05 pF/m | 79.4 pF/m | 78 pF/m |
| Velocity | 66% | 84% | 85% |
| Jacket Spark Test | 5000 Vrms | 5000 Vrms | 8000 Vrms |
| Peak voltage (KW) | 1.4 W | 5.6 W | 16 W |
| Operating Frequency | 12 GHz Max | 18 GHz Max | 21 GHz |
Mechanical & Environmental Specifications
| RG223 | CG240 | RG8 | |
| Weight | 60 g/m | 62 g/m | 80 g/m |
| Bend Radius | 25 mm | 30 mm | 51 mm |
| Temperature Range | -25~+70°C | -40~+80°C | -40~+80°C |
| RoHS Compliance | Compliant | Compliant | Compliant |
Attenuation (Typical Value @ 25C & Sea Level)
| RG223 | CG240 | RG8 | |
| Frequency(MHz) | Attenuation (dB/m) | Attenuation (dB/m) | Attenuation (dB/m) |
| 100 | 0.13 | ||
| 400 | 0.27 | 0.10 | |
| 450 | 0.173 | ||
| 900 | 0.248 | ||
| 1000 | 0.44 | 0.16 | |
| 2500 | 0.424 | ||
| 3000 | 0.82 | 0.28 | |
| 5000 | 1.10 | 0.38 | |
| 5800 | 0.668 | ||
| 6000 | 1.27 | 0.42 |


| Kaubamärk | ALIENTECH |
|---|---|
| MPN | DUO-2458DSB |