Wifi chuyên dụng Aruba AP-303 Unified AP là dòng wifi cao cấp phân khúc enterprise thuộc tập đoàn HPE của Hoa Kỳ. Aruba AP-303 sở hữu chuẩn AC Wave2 thế hệ mới nhất, antena MU-MIMO 2×2:2S kết hợp công nghệ ClientMatch siêu cân bằng tải hệ thống khi số lượng thiết bị truy cập lớn. Với nhiều ưu điểm vượt trội như hoạt động 24/7, quản trị giao diện thông minh, mở rộng hệ thống linh hoạt không cần qua controller Aruba AP303 Unified AP xứng đáng là sự lựa chọn số 1 cho mô hình phủ sóng wifi công suất lớn như doanh nghiệp, trường học, khách sạn lớn.
Specification AP – 303
| WI-FI Radio Specifications |
• AP type: Indoor, dual radio, 5GHz 802.11ac 2×2 MIMO and 2.4GHz 802.11n 2×2 MIMO
• 5GHz: -Two spatial stream Single User (SU) MIMO for up to 867 Mbps wireless data rate to individual 2SS VHT80
client devices -Two spatial stream Multi User (MU) MIMO for up to 867 Mbps wireless data rate to two 1SS MU-MIMO
capable client devices simultaneously • 2.4GHz: Two spatial stream Single User (SU) MIMO for up to 300 Mbps wireless data rate to individual 2SS HT40 client devices • Support for up to 255 associated client devices per radio, and up to 16 BSSIDs per radio • Supported frequency bands (country-specific restrictions apply): – 2.400 to 2.4835GHz – 5.150 to 5.250GHz
– 5.250 to 5.350GHz
– 5.470 to 5.725GHz
– 5.725 to 5.850GHz
• Available channels: Dependent on configured regulatory domain
• Dynamic frequency selection (DFS) optimizes the use of available RF spectrum • Supported radio technologies: – 802.11b: Direct-sequence spread-spectrum (DSSS) – 802.11a/g/n/ac: Orthogonal frequency-division multiplexing (OFDM)
• Supported modulation types:
– 802.11b: BPSK, QPSK, CCK – 802.11a/g/n/ac: BPSK, QPSK, 16-QAM, 64-QAM, 256-QAM
• Transmit power: Configurable in increments of 0.5 dBm
• Maximum (conducted) transmit power (limited by local regulatory requirements): – 2.4GHz band: +21dBm (18dBm per chain) – 5GHz band: +21dBm (18dBm per chain)
– NOTE: conducted transmit power levels exclude antenna gain. For total (EIRP) transmit power, add antenna gain
• Advanced Cellular Coexistence (ACC) minimizes interference from cellular networks
• Maximum ratio combining (MRC) for improved receiver performance • Cyclic delay/shift diversity (CDD/CSD) for improved downlink RF performance • Short guard interval for 20MHz, 40MHz and 80MHz channels • Space-time block coding (STBC) for increased range and improved reception • Low-density parity check (LDPC) for high-efficiency error correction and increased throughput • Transmit beam-forming (TxBF) for increased signal reliability and range • Supported data rates (Mbps): – 802.11b: 1, 2, 5.5, 11 – 802.11a/g: 6, 9, 12, 18, 24, 36, 48, 54
– 802.11n: 6.5 to 300 (MCS0 to MCS15)
– 802.11ac: 6.5 to 867 (MCS0 to MCS9, NSS = 1 to 2 for VHT20/40/80
• 802.11n high-throughput (HT) support: HT 20/40
• 802.11ac very high throughput (VHT) support: VHT 20/40/80 • 802.11n/ac packet aggregation: A-MPDU, A-MSDU |
| WI-FI Antennas | • Two vertically polarized dual-band downtilt omnidirectional antennas for 2×2 MIMO with peak antenna gain of: –3.3dBi in 2.4GHz and 5.8dBi in 5GHz for AP-303 –3.4dBi in 2.4GHz and 7.8dBi in 5GHz for AP-303P • The antennas are optimized for horizontal ceiling mounted orientation of the AP. The downtilt angle for maximum gain is roughly 30 degrees. • Combining the patterns of both antennas per radio, the peak gain of the average (effective) pattern is: –2.1dBi in 2.4GHz and 5.7dBi in 5GHz for AP-303 –2.1dBi in 2.4GHz and 5.9dBi in 5GHz for AP-303P |
| Other Interfaces | • E0: One 10/100/1000BASE-T Ethernet network interface (RJ-45) –Auto-sensing link speed and MDI/MDX –802.3az Energy Efficient Ethernet (EEE) –PoE-PD: 48Vdc (nominal) 802.3af/at/bt PoE • DC power interface • E1 (AP-303P models only): One 10/100/1000BASE-T Ethernet network interface (RJ-45) –Auto-sensing link speed and MDI/MDX –802.3az Energy Efficient Ethernet (EEE) –PoE-PSE (output): 48Vdc (nominal) 802.3af/at PoE • Bluetooth Low Energy (BLE) radio • Zigbee 802.15.4 radio (AP-303P models only) • Visual indicators (tri-color LEDs): for System and Radio status • Reset button: factory reset (during device power-up), LED mode control (normal/off) • Serial console interface (proprietary, μUSB physical jack) • Kensington security slot |
| Power Sources and Consumption | • The AP supports direct DC power and Power over Ethernet (PoE) • When both power sources are available, DC power takes priority over PoE • Power sources are sold separately AP-303 models: • Direct DC source: 12Vdc nominal, +/- 5% • DC power interface accepts 2.1/5.5-mm center-positive circular plug with 9.5-mm length • Power over Ethernet (PoE): 48Vdc (nominal) 802.3af compliant source • Maximum (worst-case) power consumption: 10.1W (PoE) or 8.8W (DC) • Maximum (worst-case) power consumption in idle mode: 4.2W (PoE) or 4.0W (DC) AP-303P models: • Direct DC source: 48Vdc nominal, +/- 5% • DC power interface accepts 1.35/3.5-mm center-positive circular plug with 9.5-mm length • Power over Ethernet (PoE-PD) on E0: 48Vdc (nominal) 802.3af/at/bt compliant source • PoE-PSE function on E1 disabled when powered by 802.3af PoE, limited to class 3 when powered by 802.3at PoE, unrestricted when powered by 802.3bt PoE or DC • Maximum (worst-case) power consumption: 11.3 (PoE) or 11.5 (DC) • Maximum (worst-case) power consumption in idle mode: 6.8 (PoE) or 7.0 (DC) • Power consumption numbers exclude power to support PoE-PSE function on E1 |
| Mounting | • The AP ships with a (black) mount clips to attach to a 9/16- inch or 15/16-inch flat T-bar drop-tile ceiling • Several optional mount kits are available to attach the AP to a variety of surfaces; see the Ordering Information section below for details |
| Mechanical |
• Dimensions and weight (unit, excluding mount accessories):
–150mm (W) x 150mm (D) x 35mm (H) or 5.9” (W) x 5.9” (D) x 1.4” (H) –AP-303 models: 260g or 9.2oz –AP-303P models: 280g or 9.9oz • Dimensions and weight (shipping): –190mm (W) x 180mm (D) x 60mm (H) or 7.4” (W) x 7.0” (D) x 2.4” (H) –AP-303 models: 410g or 14.5oz –AP-303P models: 430g or 15.2oz |
| Environmental |
• Operating:
–Temperature: 0° C to +40° C (+32° F to +104° F) –Humidity: 5% to 93% non-condensing • Storage and transportation: –Temperature: -40° C to +70° C (-40° F to +158° F) |
| Reliability (at +25C operating temperature) | • AP-303 models MTBF: 795khrs (91yrs) • AP-303P models MTBF: 518khrs (59yrs) |
| Regulatory | • FCC/Industry of Canada • CE Marked • R&TTE Directive 1995/5/EC • Low Voltage Directive 72/23/EEC • EN 300 328 • EN 301 489 • EN 301 893 • UL/IEC/EN 60950 • EN 60601-1-1 and EN 60601-1-2 |
