Feature:1. Frequency Range: Fully open source software radio development platform with a wide frequency range of 1MHz‑6GHz, supporting for Windows, for Linux, for OS X, for Android, and other systems.2. Multiple Functions: With working frequency band, filtering, mixing signal amplification, modulation and demodulation type, data format, encryption mode, comm protocol and other functions.3. Main Purpose: Designed to support modern and next generation radio technology testing and development, it can be used as a USB peripheral or programmed for independent operation.4. High Efficiency: This software defined radio platform development board uses a half duplex transceiver, with up to 20 million samples per second, with high operating efficiency, and compatibility with most software.5. Easy Installation: With exquisite craftsmanship, this development board has standard interfaces and mounting holes, making it easy to install and program, meeting more development needs.Specification:Item Type: Development BoardMaterial: PCBBasic Parameters: Design Frequency: 1MHz-6000MHzData Bandwidth: 20MHzSampling Accuracy ADC DAC: 8bitSampling Rate ADC DAC: 20MbpsData And Power Supply Interface: USB2.0Open Source Level: Fully Open Source (software, hardware)RF Indicator: Maximum Transmission Power: 10dBm (less than the minimum stray transmission power according to radio regulation)Maximum Receiving Power: -5dBm (Note: Exceeding this value will burn the board)64QAM Emission EVM: 1.5%Multiple Sampling Bandwidth: 20MHzMain Hardware: RFFC5072: Mixer provides local oscillator signals from 80MHz to 4200MHzMAX2837: 2.3GHz to 2.7GHz wireless broadband RF transceiverMAX5864: ADC DAC, 22MHz sampling accuracy 8bitLPC4320/4330: For ARM Cortex M4 processor, 204MHzSi5351B: I2C programmable arbitrary CMOS clock generator with 40MHz and sampling clock provided by 800MHz divisionMGA 81563: 0.1-6GHz 3v 14dBm amplifierSKY13317: 20MHz-6.0GHz RF Single Pole 3 Throw (SP3T) SwitchSKY13350: 0.01-6.0GHz RF Single Pole Double Throw (SPDT) SwitchTake the receiving process as an example, after the signal enters from the antenna, the process is as follows:The RF switch determines whether to amplify through a 14dB amplifierThe signal is high pass or low pass filtered by an image suppression filterSignal processing udrffc5072 chip is mixed to 2.6GHz fixed ifThe latest firmware supports the if variable optionIf the range is 2.150ghz-2.750ghzSignal input MAX2837 chip mixing to baseband, output differential aliqsignalThe MAX2837 chip can limit the signal bandwidthThe max5864 chip digitizes the baseband signal and sends it to cpld and microcontroller for all repairThe LPC4320/4330 processor sends the sampled data to the computer via usbPut the RFFC5072 and MAX2837 in the shielding cover to protect them from interference from the outside world and other chips on the board, and try to avoid some chips from electrostatic breakdownFeatures: Operating frequency from 1MHz to 6GHzHalf duplex transceiverUp to 20 million samples per second8 bit orthogonal sample (8 bit i and 8 bit q)Software configurable RX and TX gain as well as baseband filtersSoftware controlled antenna port power (50 mA at 3.3V)SMA female antenna connectorSMA clock female input and output for synchronizationConvenient programming buttonInternal row of pins for expansionHigh Speed USB 2.0USB Power SupplyOpen Source Hardware.Package List:1 x Mainboard