频率范围：2.4至2.5GHz；4.9至5.9GHz
瞬时带宽：20MHz
1TX 1RX
时钟精度：2.5 ppm
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频率范围：10MHz至6GHz2TX，2RX瞬时带宽：160 MHz时钟精度：2.5ppm
USRP-2921 2.4至2.5GHz/4.9至5.9GHz USRP软件无线电设备 (在产)
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20 MHz带宽，2.4 GHz~2.5 GHz和4.9 GHz~5.9 GHz USRP软件无线电设备
USRP-2921是一款具有高速模数转换器和数模转换器的可调谐RF收发器，能够通过1千兆以太网将基带I和Q信号传送到上位机。USRP-2921还可用于以下通信应用：2.45 GHz或5.8 GHz工业、科学和医疗(ISM)频段的低功率非授权设备；公共安全，用户网络接口(UNI)；和日本无线网络。
产品编号： 781907-01
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Specifications are valid at 25 °C unless otherwise noted.Conditions
Frequency range 2.4 GHz to 2.5 GHz and 4.9 GHz to 5.9 GHz Frequency step <1 kHz Gain range[1] 0 dB to 35 dB Gain step 0.5 dB Frequency accuracy 2.5 ppm Digital-to-analog converter (DAC) 2 channels, 400 MS/s, 16 bit DAC spurious-free dynamic range (sFDR) 80 dB Frequency range 2.4 GHz to 2.5 GHz and 4.9 GHz to 5.9 GHz Frequency step <1 kHz Gain range[4] 0 dB to 92.5 dB Gain step 2 dB Maximum input power (Pin) -15 dBm Noise figure 5 dB to 7 dB Frequency accuracy 2.5 ppm Analog-to-digital converter (ADC) 2 channels, 100 MS/s, 14 bit ADC sFDR 88 dB The USRP-2921 is a half-duplex device. The USRP-2921 cannot transmit and receive signals at the same time. Power requirement Accepts a 6 V, 3 A external DC power connector Maximum altitude 2,000 m (800 mbar) (at 25 °C ambient temperature) Pollution Degree 2 Indoor use only. Operating temperature 23 °C ± 5 °C Relative humidity range 10% to 90%, noncondensing (tested in accordance with IEC 60068-2-56)Transmitter
Maximum output power (Pout)2.4 GHz to 2.5 GHz50 mW to 100 mW (17 dBm to 20 dBm)4.9 GHz to 5.9 GHz50 mW to 100 mW (17 dBm to 20 dBm) Maximum instantaneous real-time bandwidth[2]16-bit sample width24 MHz8-bit sample width48 MHz Maximum I/Q sample rate[3]16-bit sample width25 MS/s8-bit sample width50 MS/s Receiver
Maximum instantaneous real-time bandwidth[5]16-bit sample width19 MHz8-bit sample width36 MHz Maximum I/Q sample rate[6]16-bit sample width25 MS/s8-bit sample width50 MS/s Half-Duplex Device
Power
NoteYou must use either the power supply provided in the shipping kit, or another UL listed ITE power supply marked LPS, with the USRP-2921.Total power, typical operationTypical12 W to 15 WMaximum18 W Physical Characteristics
Physical dimensions(L × W × H)15.875 cm × 4.826 cm × 21.209 cm (6.25 in. × 1.9 in. × 8.35 in.)Weight1.193 kg (2.63 lb) Environment
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