DOSE-X
Next-Generation Reference Class Electrometer
DOSE-X is a portable reference class electrometer exceeding IEC 60731 standards. Discover your perfect solution for conducting reference measurements according to DIN 6800, AAPM TG51, and IAEA TRS398.
Compatible with Machine/Modality/Application:
IMRT / VMAT,
Small Field Dosimetry,
TG106,
TG142,
TG148,
TG224,
TG51
Used for Workflow
Commissioning and Annual QA RT,
Commissioning and Annual QA PT,
Monthly QA RT,
Monthly QA PT

Easy and efficient overview on one screen
Workflow-optimized user interface
Full remote access through a web-browser
Fully documented API

Meaningful innovation for your absolute dose measurements
With advanced precision technology, user-friendly functionality, and an intuitive interface, DOSE-X delivers accurate measurements for all your absolute dosimetry requirements. Enjoy convenient automation, streamlined workflows, and increased flexibility to enhance your time-saving and efficient measurement protocols.
DOSE-X offers you:
- Stand-alone and remote operation (browser based) with full functionality
- Intuitive 10-inch HD touch screen
- API allowing you to control all basic and advanced functions of the DOSE-X
- Multi language support
- Flash compatible
- Supports your TG-51 QA protocols
Specifications and Features
Correction factors supported
Supports all correction factors listed below with the possibility of cross-calibration:
Factor | Correcting for |
kQ | Response at beam quality |
kTp | Air density (temperature and pressure) |
kS | Incomplete charge collection due to recombination |
kpol | Change in polarity |
kuser | User defined additional correction |
Library Functions
Extended detector library |
Check source library |
Machine library |
Technical Specifications
Use | Ref Class IEC 60731 |
Channels | 1 |
Display | 10” HD Touch |
Languages | de, en, es, fr, it, pt, ru, jp, cn, kr |
Connectivity | Ethernet LAN 1 Gbit/s, Wi-Fi (802.11ac/b/g/n), USB 3.0 Host |
Dimensions (mm × mm × mm) | 249.7 x 201.9 x 123.4 |
Weight | 4.6 kg |
Power supply | 100 - 240 V, 50/60 Hz |
Range (current) | 400 fA … 24 µA |
Range (charge) | From 24 pC to 65 nC per pulse at a repetition frequency of ≤ 400 Hz |
Resolution (current) | 0.1 fA |
Resolution (charge) | 0.1 fC |
Measurement modes | Manual, Automatic (beam triggered), Timed |
Repeatability | < ± 0.25 % (≤ ± 0.25 % IEC 60731) |
Long-term stability | ≤ ± 0.2 % (≤ ± 0.5 % over one year, IEC 60731) |
Response time | < 1.5 s |
Non-linearity | ≤ ± 0.25 % (≤ ± 0.5 %, IEC 67031) |
Zero drift | ≤ ± 0.25 % (≤ ± 0.5 %, IEC 60731) |
Bias voltage | ± 50 V … ± 500 V, ± 2 % |
Zeroing | 60 s (default) |
Configurations | TNC Triax, BNC Triax (Adapter) |

Intuitive 10-inch HD touch screen
- Easy and efficient overview on one screen
- Workflow-optimized next-generation user interface

Fully documented API
Operate your DOSE-X remotely with API through your preferred software environment.
Find more resources here
Brochures