Frequency-Programmable Transceiver

The new Multi-Use Radio Service (Mini-MURS) NiM1B-154.570-5-12.5-MURS is a frequency-programmable narrow band transceiver that offers a low-power, reliable data link in a Lemos /Radiometrix transceiver standard pinout and footprint. It’s suitable for licensed and unlicensed VHF allocations, FCC part 90 and part 95.LEMOS NiM1BR-high-res-fv

The transceiver’s features include the following: conforms to EN 300 220-3 and EN 301 489-3 (10-mW version only); compliant with FCC part 95 (MURS); standard frequency 154.570 MHz or 154.600 MHz (reprogrammable); data rates up to 5 kbps for standard module; usable range over 1 km; feature-rich interface (true analog and/or digital baseband); and more.

Technical specifications:

  • Fully integrated sigma-delta PLL synthesizer based design
  • High stability TCXO reference
  • Data bit rate: 5 kbps max.
  • Transmit power: +13 dBm (20 mW)
  • Image rejection: greater than 70 dB
  • Receiver sensitivity: –120 dBm (for 12-dB SINAD)
  • RSSI output with greater than 50-dBm range
  • Supply: 3.3 V – 15 V at 30 mA transmit, 18 mA receive
  • Dimensions: 33 × 23 × 11 mm (fully screened)
  • Evaluation platforms: NBEK + BiM/SMX carrier

Source: Lemos International

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