---
title: "Drone-Based Detectors | Gamma Ray Detection & Identification"
date: 2025-01-05T08:24:03Z
modified: 2026-02-26T04:00:59Z
permalink: "https://www.berkeleynucleonics.com/drone-based-detectors/"
type: page
status: publish
excerpt: ""
wpid: 19428
---

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     Quote
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     Datasheet
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     Price List
     ](/access-pricelist/)

#### Drone-Based Detectors | Gamma Ray Detection & Identification

Medusa offers a range of user-friendly survey tools designed to simplify measurement of spatial variation in soil composition. At the core are passive gamma-ray spectrometers that detect natural radioactivity in the top soil layer—requiring minimal setup and training for fast, effective field use.

- Passive detection of natural gamma radiation (K, U, Th, total counts)
- Simple, intuitive operation — ideal for beginners and experienced users
- Built for efficient mapping of soil properties, geology, agriculture, environmental monitoring, and mineral exploration

##### Sensor Overview:

- Multiple sensor sizes available, each optimized for specific survey types and applications (handheld/portable to vehicle-mounted/large-area configurations)
- Scalable solutions to match resolution needs, terrain, coverage area, and mobility requirements

Perfect for soil science, precision agriculture, geochemical mapping, contamination assessment, and radiometric surveying with reliable, low-effort data collection.

**_\*Drone or UAV not included. For users prioritizing compact and efficient deployment, the MS-350 sensor is optimized for integration with the DJI M350 RTK drone platform. With a flight endurance of up to 30 minutes, this pairing enables comprehensive data collection over extensive areas, ensuring uninterrupted performance for critical survey missions._**

 
 Specifications
 
 
 Technical Resources
 
 
 Downloadable Resources
 
 
 Media
 
 
 Price Lists
 
 [ ![](https://www.berkeleynucleonics.com/wp-content/uploads/drone-based.png) ](https://www.berkeleynucleonics.com/wp-content/uploads/drone-based.png)



| Gamma Ray Spectrometer | **MS-350** | **MS-700** | **MS-1000** | **MS-2000** | **MS-4000** |  |
| --- | --- | --- | --- | --- | --- | --- |
| Scintillation Size | 3 x 3″ (350 ml) Csl | 3 x 6″ (700 ml) CsI | 3 x 9″ (1000 ml) CsI | 3.5 x 12″ (2000 ml) CsI | 4 x 4 x 16″ (4000 ml) CsI |  |
| Mapping Speed | up to 15 km/h | up to 20 km/h | up to 30 km/h | up to 45 km/h | up to 90 km/h |  |
| Recoding frequency | Up to 5hz | Up to 5hz | Up to 5hz | Up to 5hz | Up to 5hz |  |
| Radionucleide Analysis | 40K, 238U, 232Th and 137Cs | 40K, 238U, 232Th and 137Cs | 40K, 238U, 232Th and 137Cs | 40K, 238U, 232Th and 137Cs | 40K, 238U, 232Th and 137Cs |  |
| Electrical | Input voltage | 5 – 35 V |  |  |  |  |
| Power Consumption | 3W (avg), 6W (max) |  |  |  |  |  |
| Battery | Up to 8 hours with optional battery |  |  |  |  |  |
| GPS | Type | uBlox ZED-P9P |  |  |  |  |
| Accuracy | 1.5 m CEP |  |  |  |  |  |
| RTK Accuracy | <1 cm |  |  |  |  |  |
| Signals | GLONASS, BeiDou, Galileo |  |  |  |  |  |
| Mechanical | Dimension | 100 (⌀) x 215(L) mm | 100 (⌀) x 295 (L) mm | 100 mm ⌀ x 375 mm | 120 (⌀) x 605 (L) mm | 174 (h) x 203 (w) 856 (l) mm |
| Weight | 2.7 kg | 4.7 kg | 6.7 kg | 12 kg | 29 kg |  |
| Operating Temperature | -20 to + 65 °C |  |  |  |  |  |
| IP Rating | IP 65 |  |  |  |  |  |
| Connectivity | Wi-fi | 2.4 and 5 Ghz |  |  |  |  |
| Ethernet | 100 Mbps |  |  |  |  |  |
| Port | RS-232 |  |  |  |  |  |
| Data | Format | JSON, NMEA, CSV |  |  |  |  |
| Streaming | RS-232, ethernet and Wi-Fi |  |  |  |  |  |
| Sensors | Spectrometer, GPS, PTH |  |  |  |  |  |
| Internal Storage | 16 GB |  |  |  |  |  |
| Included Software | Onboard-processing (by mDOS) Channels | Real-time analysis (by mDOS) Survey planner Real-time radionuclide inspection Sample measurements 2048 |  |  |  |  |
| Post-processing (by GammAn) | Full spectrum analysis (FSA) Window analysis (WA) |  |  |  |  |  |
| Support Online support Custom support | Extensive library of support guides Optional |  |  |  |  |  |
| **Request Pricing Information** | [**MS-350**](/get-quote/?interested_product=MS-350) | [**MS-700**](/get-quote/?interested_product=MS-700) | [**MS-1000**](/get-quote/?interested_product=MS-1000) | [**MS-2000**](/get-quote/?interested_product=MS-2000) | [**MS-4000**](/get-quote/?interested_product=MS-4000) |  |

 [ MS-350 Assembly Instructions](https://www.berkeleynucleonics.com/download/25923/?tmstv=1772078459)

 [ Drone-Based Detectors Datasheet](https://www.berkeleynucleonics.com/download/25928/?tmstv=1772078459)

Downloadable resources such as datasheets, firmware, software, drivers and products manuals. Alternatively, you can browse resources directly by visiting our [downloads page](/downloads).

- [Product Datasheets](/downloads#bnc-datasheets)
- [Product Firmware](/downloads#bnc-firmware)
- [Product Software and Drivers](/downloads#bnc-softwaredrivers)
- [Product Manuals](/downloads#bnc-manuals)

## Playlist

 
 ![Drone based mapping contaminants](https://img.youtube.com/vi/BRrJzxmlh7A/maxresdefault.jpg)

####  Drone based mapping contaminants
 

 0:47
 ![CONNECTIVITY OF SCINTILLATION SENSORS WEBINAR | Practical Guidelines](https://img.youtube.com/vi/vhBddL74pjo/maxresdefault.jpg)

####  CONNECTIVITY OF SCINTILLATION SENSORS WEBINAR | Practical Guidelines
 

 55:16
 ![Understanding SPRD: A Step Beyond Conventional Radiation Detection](https://img.youtube.com/vi/hxvz02MkkFw/maxresdefault.jpg)

####  Understanding SPRD: A Step Beyond Conventional Radiation Detection
 

 45:48
 ![Medusa Gamma radiation sensor](https://img.youtube.com/vi/ON74W1uem0w/maxresdefault.jpg)

####  Medusa Gamma radiation sensor
 

 0:41
 ![Webinar: Future of Soil Bulk Density Measurement Systems | RhoC 5](https://img.youtube.com/vi/3G3QNc1GtiY/maxresdefault.jpg)

####  Webinar: Future of Soil Bulk Density Measurement Systems | RhoC 5
 

 30:23
 ![Medusa Radiometrics - Soil mapping and soil sampling](https://img.youtube.com/vi/62oloXYkPBI/maxresdefault.jpg)

####  Medusa Radiometrics – Soil mapping and soil sampling
 

 1:37

 [ Berkeley Nucleonics Price List 2026](https://www.berkeleynucleonics.com/download/19881/?tmstv=1772078459)

 [ ![](https://www.berkeleynucleonics.com/wp-content/uploads/drone-based.png) ](https://www.berkeleynucleonics.com/wp-content/uploads/drone-based.png)



| Gamma Ray Spectrometer | **MS-350** | **MS-700** | **MS-1000** | **MS-2000** | **MS-4000** |  |
| --- | --- | --- | --- | --- | --- | --- |
| Scintillation Size | 3 x 3″ (350 ml) Csl | 3 x 6″ (700 ml) CsI | 3 x 9″ (1000 ml) CsI | 3.5 x 12″ (2000 ml) CsI | 4 x 4 x 16″ (4000 ml) CsI |  |
| Mapping Speed | up to 15 km/h | up to 20 km/h | up to 30 km/h | up to 45 km/h | up to 90 km/h |  |
| Recoding frequency | Up to 5hz | Up to 5hz | Up to 5hz | Up to 5hz | Up to 5hz |  |
| Radionucleide Analysis | 40K, 238U, 232Th and 137Cs | 40K, 238U, 232Th and 137Cs | 40K, 238U, 232Th and 137Cs | 40K, 238U, 232Th and 137Cs | 40K, 238U, 232Th and 137Cs |  |
| Electrical | Input voltage | 5 – 35 V |  |  |  |  |
| Power Consumption | 3W (avg), 6W (max) |  |  |  |  |  |
| Battery | Up to 8 hours with optional battery |  |  |  |  |  |
| GPS | Type | uBlox ZED-P9P |  |  |  |  |
| Accuracy | 1.5 m CEP |  |  |  |  |  |
| RTK Accuracy | <1 cm |  |  |  |  |  |
| Signals | GLONASS, BeiDou, Galileo |  |  |  |  |  |
| Mechanical | Dimension | 100 (⌀) x 215(L) mm | 100 (⌀) x 295 (L) mm | 100 mm ⌀ x 375 mm | 120 (⌀) x 605 (L) mm | 174 (h) x 203 (w) 856 (l) mm |
| Weight | 2.7 kg | 4.7 kg | 6.7 kg | 12 kg | 29 kg |  |
| Operating Temperature | -20 to + 65 °C |  |  |  |  |  |
| IP Rating | IP 65 |  |  |  |  |  |
| Connectivity | Wi-fi | 2.4 and 5 Ghz |  |  |  |  |
| Ethernet | 100 Mbps |  |  |  |  |  |
| Port | RS-232 |  |  |  |  |  |
| Data | Format | JSON, NMEA, CSV |  |  |  |  |
| Streaming | RS-232, ethernet and Wi-Fi |  |  |  |  |  |
| Sensors | Spectrometer, GPS, PTH |  |  |  |  |  |
| Internal Storage | 16 GB |  |  |  |  |  |
| Included Software | Onboard-processing (by mDOS) Channels | Real-time analysis (by mDOS) Survey planner Real-time radionuclide inspection Sample measurements 2048 |  |  |  |  |
| Post-processing (by GammAn) | Full spectrum analysis (FSA) Window analysis (WA) |  |  |  |  |  |
| Support Online support Custom support | Extensive library of support guides Optional |  |  |  |  |  |
| **Request Pricing Information** | [**MS-350**](/get-quote/?interested_product=MS-350) | [**MS-700**](/get-quote/?interested_product=MS-700) | [**MS-1000**](/get-quote/?interested_product=MS-1000) | [**MS-2000**](/get-quote/?interested_product=MS-2000) | [**MS-4000**](/get-quote/?interested_product=MS-4000) |  |

 [ MS-350 Assembly Instructions](https://www.berkeleynucleonics.com/download/25923/?tmstv=1778700938)
 [ Drone-Based Detectors Datasheet](https://www.berkeleynucleonics.com/download/25928/?tmstv=1778700938)

Downloadable resources such as datasheets, firmware, software, drivers and products manuals. Alternatively, you can browse resources directly by visiting our [downloads page](/downloads).

- [Product Datasheets](/downloads#bnc-datasheets)
- [Product Firmware](/downloads#bnc-firmware)
- [Product Software and Drivers](/downloads#bnc-softwaredrivers)
- [Product Manuals](/downloads#bnc-manuals)

## Playlist

 
 ![Drone based mapping contaminants](https://img.youtube.com/vi/BRrJzxmlh7A/maxresdefault.jpg)

####  Drone based mapping contaminants
 

 0:47
 ![CONNECTIVITY OF SCINTILLATION SENSORS WEBINAR | Practical Guidelines](https://img.youtube.com/vi/vhBddL74pjo/maxresdefault.jpg)

####  CONNECTIVITY OF SCINTILLATION SENSORS WEBINAR | Practical Guidelines
 

 55:16
 ![Understanding SPRD: A Step Beyond Conventional Radiation Detection](https://img.youtube.com/vi/hxvz02MkkFw/maxresdefault.jpg)

####  Understanding SPRD: A Step Beyond Conventional Radiation Detection
 

 45:48
 ![Medusa Gamma radiation sensor](https://img.youtube.com/vi/ON74W1uem0w/maxresdefault.jpg)

####  Medusa Gamma radiation sensor
 

 0:41
 ![Webinar: Future of Soil Bulk Density Measurement Systems | RhoC 5](https://img.youtube.com/vi/3G3QNc1GtiY/maxresdefault.jpg)

####  Webinar: Future of Soil Bulk Density Measurement Systems | RhoC 5
 

 30:23
 ![Medusa Radiometrics - Soil mapping and soil sampling](https://img.youtube.com/vi/62oloXYkPBI/maxresdefault.jpg)

####  Medusa Radiometrics – Soil mapping and soil sampling
 

 1:37

 [ Berkeley Nucleonics Price List 2026](https://www.berkeleynucleonics.com/download/19881/?tmstv=1778700938)