Bertin Technologies
Bertin
AlphaE
Ultra-small radon meter for concentration, personal exposure and dose
- Detector type
- Diffusion chamber with silicon diode
- Measurement range
- 20 Bq/m³–10 MBq/m³
- Weight
- 165 g
16 referenced values
Bild: Bertin
BAB A7 Aerosol Beacon
Radioactive aerosol air monitor
Monitor for continuous measurement of artificial alpha and beta aerosols at workstations, during maintenance and dismantling.
Download product sheet (PDF)All values with references – for tender documents
Specifications checked against the manufacturer’s documents on 2026-10-16
Overview
Key features
- Stationary and mobile versions.
- Compensation for gamma background and radon progeny.
- An external gamma probe is optional.
Specifications
The number after each value refers to the source listed below. Values are as published by the manufacturer; the exact configuration is always confirmed in our quotation.
Detector
| Detector type | Dual silicon diode, 2 × 360 mm²1 |
|---|---|
| Radiation | Alpha and beta; gamma with optional external probe1 |
Measuring range
| Measurement range | α: 10⁻³ to 5·10⁴ Bq/m³; β: 10⁻² to 5·10⁴ Bq/m³1 |
|---|
General
| Alarm | Audible and visible; 2 adjustable thresholds per radiation type1 |
|---|---|
| Compensation | Gamma background and radon1 |
| Versions | Stationary or mobile1 |
| Detection limit | SDα 0.3 Bq/m³ and SDβ 2 Bq/m³ (radon progeny 37 Bq/m³ on the filter, 1 h measurement)1 |
| Sampling flow | 3.8–6 m³/h1 |
The data comes from the manufacturer’s published documents. Manufacturers may change specifications; the current configuration and performance are confirmed in the quotation.
Sources
The number after each value refers to the source listed below. Values are as published by the manufacturer; the exact configuration is always confirmed in our quotation.
- 1
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Oscar ÅgerstamFounder & CEO