The Malachite receiver is built based on the radio principles defined by SDR software, and based on this relatively universal hardware platform, different communication functions are achieved by loading different software. 1. Frequency range: 10kHz~250MHz, 400MHz~2GHz 2. Spectrum width: 160kHz, 80kHz, 40kHz 3. Modulation types: AM, SSB, DSB, CW, NFM, WFM (stereo RDS support) Hold) 4. Sensitivity: 0.3uV up to 1GHz 5. Dynamic range: 82dB 6. Antenna interface: single antenna port design, standard SMA female gold-plated connector, 50 ohm and high impedance input mode automatic Switching, built-in RF preamplifier and 0-30dB programmable RF attenuation implement 8. Software DSP functions: variable filter width, adaptive noise reduction (NR), threshold noise reduction Noise, noise canceller (NB), automatic gain control (AGC), automatic notch filter (ANF), stereo FM with support for RD S, analog stereo, equalizer; 9. Hardware features: STM32H743 ARM CPU at 480MHz, MSi001 multi band and multi-mode tuner, 3.5-inch 480x320 LCD display, capacitive touch screen, two Mechanical encoder; 10. USB connection to personal computer can transfer CAT, IQ, and audio; 11. CNC aluminum shell design, anodized, high-end and upscale atmosphere; 12. Body size: 162 × seventy-four × 29mm (length × wide × High (excluding protrusions) 13. Body weight: 350g 14. 1*70CM rod antenna, 1*EVA hard shell machine protection bag, 1*TYPE-C data cable, and 1*thickened plush cloth bag.