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STE3 Electronic Stethoscope

Made in UK
STE3 Electronic Stethoscope
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The STE3 electronic stethoscope is designed to help locate the source of excess bearing and machine noise easily at low cost. It is an ideal easy to use listening device for mechanical generated noise in all types of applications.

The 3.5mm jack socket tape output can also be fed into an audio tape recorder to store the data for either further analysis or as a reference for future comparison.

An ideal easy-to-use listening device for mechanically generated noise in all types of applications.

Maintenance Tool
The new STE3 is ideal for checking abnormal operational machinery noise levels when setting up routine maintenance plans.

Recording Data
The jack socket output is designed to be fed into an Audio Tape Recorder to store data for further analysis.

Contact Probes
Two lengths of contact probe are supplied, 70mm for normal use and 300mm to give access to more difficult locations.

A quality Ear Defender type headset is included, designed to minimise background sounds in high noise environments.


  • Piezo Transducer
  • Ear defender headset
  • Two probes - 70mm & 300mm
  • Digital volume control - 32 steps
  • 30 hrs continuous use (typical)
  • Jack socket output for recording


Frequency Range30Hz - 15KHz
Ambient Temp0 - 45°C
Output VolumeDigitally adjustable
Battery4 x AAA Alkaline cells
Battery lifeApprox. 30 Hours
Dimensions300 x 40 x 40mm
Probes1 x 300mm
1 x 70mm

Complete Kit

Includes STE3 gauge, headset, 70mm probe, 300mm probe and batteries in a custom carrying case.


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Item Description Price
Electronic Stethoscope
Replacement 300 mm Probe
Replacement 70 mm Probe
Replacement Carrying Case
In stock
1 Week Lead Time (Estimated)
2-3 Week Lead Time (Estimated)
Lead Time Varies, Please contact us for availability.