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 OneEttus B200Ettus B210BladeRF x40RTL-SDRLimeSDR
Frequency Range1MHz-6GHz70MHz-6GHz70MHz-6GHz300MHz-3.8GHz22MHz-2.2GHz100kHz-3.8GHz
RF Bandwidth20MHz61.44MHz61.44MHz40MHz3.2MHz61.44MHz
Sample Depth8 bits12 bits12 bits12 bits8 bits12 bits
Sample Rate20MSPS61.44MSPS61.44MSPS40MSPS3.2MSPS61.44MSPS (Limited by USB 3.0 data rate)
Transmitter Channels112102
Receivers112112
DuplexHalfFullFullFullN/AFull
InterfaceUSB 2.0USB 3.0USB 3.0USB 3.0USB 2.0USB 3.0
Programmable Logic Gates64 macrocell CPLD75k100k40k (115k avail)N/A40k
ChipsetMAX5864, MAX2837, RFFC5072AD9364AD9361LMS6002MRTL2832ULMS7002M
Open SourceFullSchematic, FirmwareSchematic, FirmwareSchematic, FirmwareNoFull
Oscillator Precision+/-20ppm+/-2ppm+/-2ppm+/-1ppm?+/-1ppm initial, +/-4ppm stable
Transmit Power-10dBm+ (15dBm @ 2.4GHz)10dBm+10dBm+6dBmN/A0 to 10dBm (depending on frequency)
Price$299$686$1,119$420 ($650)~$10$299 ($289 pre-order)

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