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National Instruments 781720-01 Software Defined Radio Device

The 781720-01 from National Instruments is the descriptive part number for the USRP-2955 Software Defined Radio Device. Equipped with four receiver channels, the device is designed to acquire and analyze signals over the air through the combined use of hardware and software. This high-performance device operates within a frequency range of 10 MHz to 6 GHz, allowing for rapid prototyping of wireless receiver systems. The 781720-01 boasts a Kintex-7 FPGA and is capable of various applications including wideband recording, radar prototyping, spectrum monitoring, and more.

With 1,024 MB of onboard DRAM provide the 781720-01 with plenty of memory to work with. The embedded ADC of the device boasts 14 bits of resolution, and it can easily distinguish between signal and noise with a Spurious-Free Dynamic Range of 88 dB. In addition, the 10 MHz reference clock of the 781720-01 provides the device with improved frequency precision and synchronization capabilities, making it an excellent choice for a wide range of test and measurement setups.

The frequency of the radio device is incredibly accurate- measuring at 2.5 ppm. Additionally, precise adjustments are a breeze for the 781720-01 with a frequency step less than 1 kHz. The maximum input power is +10 dBm.

Physically, the 781720-01 measures 26.67 cm × 4.06 cm × 21.84 cm (10.5 in. × 1.6 in. × 8.6 in.). Designed to operate in a range of environmental conditions, the device operates best within temperatures ranging from 0 °C to 55 °C with and a noncondensing relative humidity range of 10% to 90%. The radio device weighs 1.588 kg (3.50 lb).