Topaz-X

Compact digital MCA for energy-dispersive X-ray fluorescence (EDXRF)

Compact, stand-alone digital multichannel analyser for energy-dispersive X-ray fluorescence analysis, with a fast 14-bit flash ADC and a DSP in an FPGA. It is powered via USB or a power adapter, and the circuit board is available separately to OEM customers. The bAxil software is available as a package.

Weight: Less than 100 g (including box)2
Spectrum channels: Up to 16,384, 32-bit depth per channel3

Download product sheet (PDF)All values with references – for tender documents

Specifications checked against the manufacturer’s documents on 2026-10-17

Manufacturer’s product page (opens in a new tab)

Overview

Nuclear power & nuclear technology Research & laboratories Environmental monitoring & radiation protection Industry & quality control

Key features

Digital trapezoidal shaper with BLR and PUR
Two programmable input/output ports
Circuit board available separately for OEMs
bAxil available as a package

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

Compatible detectors	High-resolution, electrically cooled silicon detectors such as silicon drift detectors (SDD) or Si-PIN diodes2

Electronics & signal

ADC	14-bit flash ADC, 50 MHz; 100 MHz DSP in an FPGA1
Gain	×1–×2561
Digital filter rise time	0.1–20 µs in 0.2 µs steps; flat top 0.1–8.0 µs in 0.1 µs steps (trapezoidal shaper)2
Spectrum channels	Up to 16,384, 32-bit depth per channel3

Connectivity & interface

Communication	USB 2.0 (3 m cable included)2
Connection	Lemo or BNC connectors (specified when ordering)2

Power & battery

Supply voltage	Via USB or external AC/DC adapter (supplied)2

Mechanical

Dimensions	Box 86 × 70 × 18 mm (L × W × H); PCB 68 × 46 mm2
Weight	Less than 100 g (including box)2

General

Functions	Digital MCA for energy-dispersive X-ray fluorescence analysis (EDXRF)1

The data comes from the manufacturer’s published documents. Manufacturers may change specifications; the current configuration and performance are confirmed in the quotation.

Documents

PDFTopaz-X technical specificationsDatasheet · BrightSpec

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
Topaz-X
Publisher: BrightSpecProduct page Product page; Product page – Main features Checked 2026-10-16
2
Topaz-X technical specifications (V1.1)
Publisher: BrightSpecDatasheet p. 2, Technical Specifications; p. 2, Technical Specifications – Digital Settings (printed as µs; the PDF text layer has a symbol-font character in plac; p. 1, description Checked 2026-10-16
3
BrightSpec MCA Summary Table (V10, Nov 2024)
Publisher: BrightSpecProduct catalogue MCA Summary Table V10 – Max. no of channels/channel depth, column Topaz-X Checked 2026-10-16

BrightSpec

bAxil

Software for X-ray spectrum analysis and quantitative elemental analysis (EDXRF)

Primary function: Analysis of energy-dispersive X-ray spectra with quantitative elemental analysis, independent of excitation and detection technology
Functions: Gaussian and Voigt peak shapes with tail and step components; quantification by linear regression against standards or the fundamental parameter method (standard-based or standard-less)
File formats: Own XML files (*.axml); imports other formats, e.g. *.spe

5 referenced values