RFEM2.4G is an Expansion Module for RF Explorer. It can be plugged in your RF Explorer unit to extend the coverage to 2.4Ghz frequency band.

It gets attached internally to the RF Explorer main board and exhibits a second antenna connector to cover the new band.


  • Easy to plug in your RF Explorer unit, compatible with all models.

  • Extend band coverage to popular 2.4Ghz technologies such as Wi-Fi, Bluetooth and ZigBee

  • Extend internal FLASH and RAM memory for additional capabilities

  • Lifetime free firmware upgrades available, open to community requested features

  • Currently no firmware support for expansion models is available in WSUB1G PLUS model; this is in current development and is expected in 2018. Please do not assemble any expansion module in WSUB1G PLUS model. For more details please visit www.rf-explorer.com/expansion.


  • Frequency band coverage: 2400-2484 MHz

  • Standard SMA 50 ohms connector, a matching antenna is included

  • Amplitude resolution: 0.5dBm

  • Dynamic range: -105dBm to -15dBm

  • Absolute Max input power: +5dBm

  • Average noise level (typical): -105dBm

  • RF Generator amplitude: -30dBm to +1dBm

  • Frequency stability and accuracy (typical): +-10ppm

  • Amplitude stability and accuracy (typical): +-3dBm

  • Frequency resolution: 1Khz

  • Resolution bandwidth (RBW): automatic 58Khz to 812Khz

For more info please visit www.rf-explorer.com

For questions and support, please visit https://support.rf-explorer.com.

Technical details

Dimensions 140mm x95mm x105mm
Weight G.W 28g
Battery Exclude

Part List

RFEM2.4G module 1
SMA 50 ohms connector 1
Antenna 1


HSCODE 9030900090
USHSCODE 9030908940
UPC 841454103851




You can find helpful videos on this youtube channel to get started with your RF Explorer!
The official Facebook Page of RF Explorer. You can stay up to date with the guides posting on the RF Explorer Facebook page.
This blog talks about what is an RF Explorer Spectrum Analyzer, the RF Explorer Spectrum Analyzer Product Family, and a comparison of different models.
The official introduction of all RF Explorer models. A Comparison chart is also included.
Official articles and FAQ collection. Our RF specialist have prepared the answer for all questions you might have!
This is a brief demo, simple display of RF Explorer for Windows tool working at 6GHz with a variable span up to 600MHz



Write Your Own Review
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  1. Rating
    rfem2.4g module
    Very nice unit and it works well and the Windows app works well, had a driver problem but after loading the driver patch from your web site.
    Everything working proper now
    Thanks for this product.
  2. Rating


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