HARDWARE / PRODUCTAdded 23 Aug 2026

DG-1

Bartington Instruments
DG-1

A compact 24-bit digitiser that converts the output signals of most Bartington analogue magnetometers, providing a USB interface to a PC for live readout and logging of digital data.

Technical specifications

Resolution
24-bit
Input Channels
3
Output
USB type-C
OS Compatibility
Windows 10 x64 (version 1607 and later), Windows 11 x64
ADC Sampling Rate
1.024 MHz
ADC data transfer rate
32KHz max for all three channels
ADC anti-alias filter
4.8 kHz ±10% -3 dB point
Scaling Error at 23°C
< ±0.25%
Offset Error at 23°C
<1.5 mV
Bandwidth
Digital – 1 kHz, 3 kHz, 5 kHz -3 dB point, ±10% selectable
Phase delay between all digitized inputs
<1µS
Time base accuracy
±50ppm
Interface
USB 2.0 Hi-Speed, 12MBaud
Operating temperature
0°C to +60°C
Storage temperature
-10°C to +60°C
Dimensions
80 x 35 x 24 mm
Mass
150 g
Supply voltage
5 V ±12%
Output Voltage (to sensor)
±12 V

About

The DG-1 is a compact 24-bit digitiser designed to convert the analogue output signals from most Bartington magnetometers into digital data. It offers a convenient interface to a PC via USB, enabling real-time readout and logging of the digitised data from the sensor. The product is supported by a robust API, compatible with .NET Framework 4.8.1 (C#, VB.NET) and native C++ (ISO C++ 20). This API simplifies communication and integration by encapsulating the device’s protocol. It is compatible with Windows 10 x64 (version 1607 and later) and Windows 11 x64. To accelerate development and streamline integration into your software, example code for C++, C#, and VB.NET is provided. The DG-1 features 24-bit resolution, 3 input channels, and a USB type-C output. It also includes Windows desktop data-logging software and LabVIEW software (for development use only). This digitiser can connect to over 22 models of Bartington magnetometers.

Documentation

Need the full ICD, test reports or a specific revision? Ask the supplier directly.

Source: www.bartington.com ↗

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