LimeSDR: Flexible, Next-generation, Open Source Software Defined Radio

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LimeSDR: Flexible, Next-generation, Open Source Software Defined Radio

 

Features & Specifications

  • RF Transceiver: Lime Microsystems LMS7002M MIMO FPRF (Datasheet)
  • FPGA: Altera Cyclone IV EP4CE40F23 – also compatible with EP4CE30F23
  • Memory: 256 MBytes DDR2 SDRAM
  • USB 3.0 controller: Cypress USB 3.0 CYUSB3014-BZXC
  • Oscillator: Rakon RPT7050A @30.72MHz (Datasheet)
  • Continuous frequency range: 100 kHz – 3.8 GHz
  • Bandwidth: 61.44 MHz
  • RF connection: 10 U.FL connectors (6 RX, 4 TX)
  • Power Output (CW): up to 10 dBm
  • Multiplexing: 2×2 MIMO
  • Power: micro USB connector or optional external power supply
  • Status indicators: programmable LEDs
  • Dimensions: 100 mm x 60 mm

Comparisons

  HackRF One Ettus B200 Ettus B210 BladeRF x40 RTL-SDR LimeSDR
Frequency Range 1MHz-6GHz 70MHz-6GHz 70MHz-6GHz 300MHz-3.8GHz 22MHz-2.2GHz 100kHz-3.8GHz
RF Bandwidth 20MHz 61.44MHz 61.44MHz 40MHz 3.2MHz 61.44MHz
Sample Depth 8 bits 12 bits 12 bits 12 bits 8 bits 12 bits
Sample Rate 20MSPS 61.44MSPS 61.44MSPS 40MSPS 3.2MSPS 61.44MSPS (Limited by USB 3.0 data rate)
Transmitter Channels 1 1 2 1 0 2
Receivers 1 1 2 1 1 2
Duplex Half Full Full Full N/A Full
Interface USB 2.0 USB 3.0 USB 3.0 USB 3.0 USB 2.0 USB 3.0
Programmable Logic Gates 64 macrocell CPLD 75k 100k 40k (115k avail) N/A 40k
Chipset MAX5864, MAX2837, RFFC5072 AD9364 AD9361 LMS6002M RTL2832U LMS7002M
Open Source Full Schematic, Firmware Schematic, Firmware Schematic, Firmware No Full
Oscillator Precision +/-20ppm +/-2ppm +/-2ppm +/-1ppm ? +/-1ppm initial, +/-4ppm stable
Transmit Power -10dBm+ (15dBm @ 2.4GHz) 10dBm+ 10dBm+ 6dBm N/A 0 to 10dBm (depending on frequency)
Price $299 $686 $1,119 $420 ($650) ~$10 $299 ($289 pre-order)

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