1. Introducció
The EDUP AB022 is a high-power dual-band WiFi booster designed to extend the range and improve the signal quality of your existing wireless LAN devices. It operates on both 2.4GHz and 5.8GHz frequencies, providing up to 4W (36dBm) of output power to significantly enhance your WiFi coverage. This device is ideal for outdoor applications and works with certified IEEE 802.11a/n Wireless LAN devices.

Figure 1: EDUP AB022 Dual Band WiFi Booster with included antennas.
2. Què hi ha a la caixa
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- 1 x EDUP AB022 Dual Band WiFi Booster Unit
- 2 x antenes
- 2 x Short RF Cables (SMA-K to RP-SMA-K, for connecting booster to router/AP)
- 2 x Longer RF Cables (SMA-K to RP-SMA-K, for connecting booster to external antennas, if applicable)
- Cable d’alimentació 1 x USB

Figure 2: Package contents of the EDUP AB022.
3. Instruccions de configuració
The EDUP AB022 is designed for simple plug-and-play operation, requiring no software installation. Follow these steps to set up your WiFi booster:
- Font d'alimentació: The booster does not come with a power supply. You will need to provide one of the following:
- A 12V/1A power adapter.
- A 5V portable charger (power bank).
- A compatible battery.
- Connect to Router/Access Point (AP):
- Identify the antenna ports on your WiFi router or access point.
- Connect the short RF cables from the "TO AP1" ports on the booster unit to the corresponding antenna ports on your router/AP. Ensure a secure connection.
- Connecteu les antenes:
- Attach the provided antennas directly to the "TO ANT1" ports on the booster unit.
- Alternatively, if using external antennas, connect the longer RF cables from the "TO ANT1" ports on the booster unit to your external antennas.
- Encès: Once all connections are secure, power on the booster unit.
Important Note on Power Input:
Ensure the input trigger power from your router/AP to the booster is within the specified range: Minimum 3dBm, Maximum 20dBm. Using excessive power may damage the equipment or cause it to malfunction.

Figure 3: Wiring Diagram for EDUP AB022 Booster.
The diagram illustrates the connection for both 2.4GHz and 5.8GHz channels. Each channel has a "TO AP" port for connecting to your Access Point/Router and a "TO ANT" port for connecting to the antenna.
4. Funcionament
Once properly installed and powered on, the EDUP AB022 will automatically begin boosting your WiFi signal. It works by amplifying both the transmit and receive signals of your wireless devices, extending their range and improving connection stability.
Indicadors LED:
- Emissor (TX): A green LED indicates that the booster is actively transmitting a signal.
- Receptor (RX): A red LED indicates that the booster is actively receiving a signal.
These indicators help confirm that the booster is functioning correctly in both directions.
5. Especificacions
Especificacions generals del producte:
| Atribut | Valor |
|---|---|
| Nom de marca | EDUP |
| Nom del model | EP-AB022 |
| Aplicació | A l'aire lliure |
| Tipus | Sense fil |
| Normes i protocols | Wi-Fi 802.11n, 802.11a/n, 802.11b |
| Tarifa de transmissió sense fils | 1800M |
| Freqüència | Doble banda (2.4 GHz + 5.8 GHz) |
| Classe de banda de freqüència | Single-Band (refers to internal classification, supports dual-band operation) |
| Tipus d'antena | Internal (external antennas are connected via ports) |
| Malla de suport | No s'admet |
| Amb funció de mòdem | No |
| Usos recomanats | Casa |
| Certificació | CE, FCC, RoHS |
| Material de closca | Alumini |
| Mida de la closca | 65 x 61 x 12 mm |
| Pes net | 0.12 Kg |
| Presa de corrent | 2.5*0.7mm DC (default) |
| Vol. Operatiutage | 5-16V |
| Temperatura de funcionament | -30 ℃ a + 70 ℃ |
| Temperatura d'emmagatzematge | -40 ℃ a + 150 ℃ |
| Humitat de funcionament | Fins al 95% d'humitat relativa |
| Longitud del paquet | 20 cm |
| Amplada del paquet | 19 cm |
| Alçada del paquet | 7 cm |
| Pes del paquet | 0.294 kg |
5.8GHz Channel Parameters:
| Paràmetre | Valor |
|---|---|
| Interval de freqüència | 5725-5850 MHz |
| Receiving Gain | 16 dB ± 1 |
| Transmission Gain | 18 dB ± 1 |
| Max Output Power (P1dB) | 36 dBm (4 W) |
| Input Trigger Power | Min: 3dBm, Max: 20dBm |
| EVM | 3%@28dBm 802.11a 54Mbps OFDM 64QAM BW 20MHz |
| Figura de soroll | <3.0dB |
| Subministrament actual | 485mA@Pout 28dBm 12V |
| TX/RX Switch Time Delay | <1 us |
| Connector RF | Input: SMA-K; Output: RP-SMA-K |
2.4GHz Channel Parameters:
| Paràmetre | Valor |
|---|---|
| Interval de freqüència | 2400-2500 MHz |
| Receiving Gain | 16 dB ± 1 |
| Transmission Gain | 18 dB ± 1 |
| Max Output Power (P1dB) | 36 dBm (4 W) |
| Input Trigger Power | Min: 3dBm, Max: 20dBm |
| EVM | 3%@28dBm 802.11a 54Mbps OFDM 64QAM BW 20MHz |
| Figura de soroll | <3.0dB |
| Subministrament actual | 485mA@Pout 28dBm 12V |
| TX/RX Switch Time Delay | <1 us |
| Connector RF | Input: SMA-K; Output: RP-SMA-K |
6. Manteniment
- Neteja: Use a soft, dry cloth to clean the booster unit. Do not use liquid cleaners or aerosol sprays.
- Medi ambient: Ensure the booster is operated within the specified temperature and humidity ranges to prevent damage.
- Connexions: Periodically check all cable connections to ensure they are secure and free from damage.
7. Solució De Problemes
- No Power/LEDs Off:
- Verifiqueu que la font d'alimentació estigui connectada correctament i que proporcioni el volum especificattagi (5-16V).
- Assegureu-vos que la font d'alimentació sigui funcional.
- Poor Signal Improvement:
- Check all RF cable connections between the booster, router/AP, and antennas. Loose connections can degrade performance.
- Ensure the input trigger power from your router/AP is within the 3dBm to 20dBm range. Input power outside this range can cause malfunction or damage.
- Confirm that your router/AP is transmitting a strong enough signal for the booster to amplify effectively.
- Adjust antenna positioning for optimal signal reception and transmission.
- Booster Malfunction/Damage:
- If the booster exhibits unusual behavior or stops working, immediately check the input power. Excessive input power (above 20dBm) can burn out the equipment.
- If damage is suspected, discontinue use and contact support.
8. Consells d'usuari
- Col·locació òptima: For best results, place the booster in a central location between your router/AP and the area where you need improved WiFi coverage. Avoid obstructions like thick walls or metal objects.
- Orientació de l'antena: Experiment with the orientation of the antennas to find the best signal strength.
- Flexibilitat de la font d'alimentació: Utilize a power bank for temporary outdoor setups or in locations without easy access to a wall outlet, leveraging the 5V operating voltage compatibilitat.
9. Garantia i Suport
The EDUP AB022 WiFi Booster comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. Please retain your proof of purchase for warranty claims.
For technical support or warranty inquiries, please contact your retailer or the EDUP Official Store directly.





