MGT SST-44 — Portable Digital Stethoscope
MGT SST-44 is a portable two-channel digital stethoscope developed for demanding listen-through-walls applications. Designed for field use, it combines high sensitivity with clean, intelligible audio and practical controls for quick setup and confident results.
The platform supports analogue and digital sensors, with powerful digital processing to equalise the signal and help reduce ambient noise. Optional configurations are available for 5G streaming (via EBU connection) and a Bluetooth time/date generator, depending on deployment requirements.
- Two balanced channels for advanced performance and localisation.
- High sensitivity with crystal-clear audio output.
- DSP processing to equalise signal and help remove ambient noise.
- 5-band equaliser with ±12 dB per band.
- Stereo headphone output with adjustable gain (0–40 dB).
- Optional 5G streaming (EBU) and Bluetooth time/date generator.
- Robust lightweight central frame in aluminium.
Highlights
- Waterfall-style markings to support fast interpretation during operation.
- Real-time listening with recording and streaming capabilities (per configuration).
- Designed for professional deployments requiring dependable audio and rugged construction.
FAQ Quick answers
How many channels does the MGT SST-44 support?
The SST-44 supports two balanced input channels for dual-sensor operation.
Does the SST-44 support streaming?
Optional configurations are available for 5G streaming (via EBU connection), subject to configuration.
What file system is used over USB?
USB file handling supports FAT16 or FAT32 for broad compatibility.
Technical overview
Specifications
| Input | 2 balanced channels |
|---|---|
| Bandwidth | 50 Hz – 8 kHz |
| Sample frequency | 16 kHz |
| Microphone gain | 59.5 dB |
| Microphone AGC | Yes |
| Line out gain | 0 – 40 dB |
| Headphone gain | 0 – 40 dB |
| Equalizer bands | 5 |
| Gain each band | ± 12 dB |
| Audio output | Stereo headphones |
| Stereo separation | 70 dB |
| USB file system | FAT16 or FAT32 |
| Compression | None |
Product gallery
Procurement, compliance & support
Supply is restricted to qualified government, defence and law-enforcement customers or accredited partners. End-use and export controls apply; local regulations must be observed. Confidential datasheets, integration guidance and training are available on request.