State of the art gamma-ray sensors

Here’s an overview of Medusa’s gamma-ray sensing solutions.
All sensors are available as OEM version to integrate in your own systems.

Gamma-Ray Sensor MS 4000

Medusa’s  MS-4000 airborne gamma-ray spectrometer is a lightweight and robust gamma-ray detector system suited for small-platform airborne mapping.

  • USE
  • Domain:
    Mining
  • Typical use:
    Airborne mapping
  • Typical mapping speed:
    80 km/h
  • Device:
    Lightweight and rugged
  • SPECS
  • Crystal type:
    CsI scintillator

  • Crystal Size:
    4x4x16 inch

  • Weight:
    29.4kg

  • Output:
    Raw MCA spectra

Gamma-Ray Sensor MS 2000

Medusa’s MS-2000 “AGRI detector” is a low-power, lightweight and robust gamma-ray detector system intended for in-situ mapping of cropfields and roads at elevated speed.

  • USE
  • Domain:
    Agriculture, Roads
  • Typical use:
    Tractor/Carborne, Quad borne
  • Typical mapping speed:
    20 km/h
  • Device:
    Lightweight and rugged
  • SPECS
  • Crystal type:
    CsI scintillator

  • Crystal Size:
    90x310mm

  • Weight:
    12.5 kg

  • Output:
    Raw MCA spectra

Gamma-Ray Sensor MS 1000

Medusa’s MS-1000 “Drone Detector” is a low-power, lightweight and robust gamma-ray detector system intended for use on UAV’s.

  • USE
  • Domain:
    Mining, Agriculture, Security
  • Typical use:
    Drone survey
  • Typical mapping speed:
    10-15 km/h
  • Device:
    Ultra lightweight and rugged
  • SPECS
  • Crystal type:
    CsI scintillator

  • Crystal Size:
    90x160mm
  • Weight:
    6.3 kg

  • Output:
    Raw, energy stabilized spectra,
    nuclide concentrations

Gamma-Ray Sensor MS 350

Medusa’s MS-350 “Ultralight Detector” is a low-power, lightweight and robust gamma-ray detector system especially suited for small-scale surveys by unmanned aerial vehicle (UAV).

These systems are fully self-contained as they integrate data acquisition, processing and storage into a single embedded system.

  • USE
  • Domain:
    Agriculture, Mining, Security, Education
  • Typical use:
    Drone survey, handheld
  • Typical mapping speed:
    2 km/h
  • Device:
    Ultra lightweight and rugged
  • SPECS
  • Crystal type:
    CsI scintillator

  • Crystal Size:
    3×3 inch

  • Weight:
    2.8 kg

  • Output:
    Raw, energy stabilized spectra, nuclide concentrations

MS-RhoC 3.0 Soil density meter

Medusa’s MS-RhoC 3.0 measures soil bulk density in the field. The sensor can measure up to 1m deep and only needs a hole of 3cm diameter for such a measurement. The housing is rugged, easy portable and can be operated by any fieldworker.

  • USE
  • Domain:
    Agriculture, Soil mapping
  • Typical use:
    Point sampling
  • Typical mapping speed:
    n/a
  • Device:
    Easy portable and rugged
  • SPECS
  • Crystal type:
    CsI scintillator

  • Crystal Size:
    30x 30 mm
  • Weight:
    3 kg

  • Output:
    Soil bulk density (Kg/L)

gamma Soil Moisture Sensor (gSMS)

The Medusa gamma Soil Moisture Sensor is a gamma-ray spectrometer especially designed for stationary recording soil moisture content.

The system is particularly designed for agricultural purposes. It is able to log the moisture content on an hourly basis and generates input for decision making on adding water to the field.

  • USE
  • Domain:
    Agriculture, Soil monitoring
  • Typical use:
    Stationary
  • Typical mapping speed:
    n/a
  • Device:
    Rugged, connected to a cloud service.
  • SPECS
  • Crystal type:
    CsI scintillator

  • Crystal Size:
    100 ml

  • Weight:
    n/a

  • Output:
    Nuclide concentrations, stored and processed in cloud
Medusa Radiometrics 2020 State of the Art Radiometric Systems