Shimmer
Consensys EMG Development Kits
Shimmer3R kit for recording two channels of surface EMG, or ECG, alongside 9 DoF motion and altitude data.

Overview
The Shimmer3R Consensys EMG Development Kit monitors two channels of non-invasive surface EMG, giving a representation of muscle activity at the measurement site. The same unit can also be configured to record ECG, although EMG and ECG cannot be measured at the same time from a single unit. Integrated altimeter and 9 DoF inertial sensing add context about the wearer's movement, and data can be streamed live over Bluetooth to ConsensysPRO or logged to the SD card.
Built for
- Fatigue analysis
- Neuro rehabilitation and tremor analysis
- Sports technique, performance and medicine
- Orthopaedics and biomechanics
Key features
Two-channel EMG
Measures two channels of surface EMG with a common reference electrode.
ECG mode
Can be reconfigured as a five-wire, four-lead ECG measuring bipolar limb leads and one of V1 to V6.
Motion context
Integrated altimeter and 9 DoF accelerometer, gyroscope and magnetometer, each with selectable range.
Configurable front end
Amplifier gain, data rate and right-leg drive for common-mode rejection are set in software.
On-chip checks
Lead-off detection, respiration demodulation and a test signal support validation.
Complete kit
Ships with straps, biophysical leads, electrodes and, for multi-unit kits, a charging base.
Specifications
- EMG channels
- 2, with common reference electrode
- ECG (alternative mode)
- 5-wire, 4-channel
- Gain
- 1, 2, 3, 4, 6, 8 or 12 (software)
- Data rate
- 125 to 8000 SPS (software)
- Input dynamic range
- Approx. 800 mV differential (gain 6)
- Bandwidth
- 8.4 kHz
- Ground
- Wilson type driven ground
- Input protection
- ESD, RF/EMI filter, current limiting, defib (survive)
- Electrode connections
- 1 mm touchproof DIN42-802 jacks
- Processor
- STM32U5A5 Arm Cortex-M33, 160 MHz
- Wireless
- Classic Bluetooth and BLE (Vela IF820)
- Storage
- MicroSD slot, 8 GB card supplied
- Battery
- 400 mAh rechargeable Li-ion
- Accelerometer range
- ±2 to ±16 g
- Dimensions
- 65 x 32 x 12 mm
- Weight
- 31 g
Models and options
- EMG Dev Kit x1: 1x Shimmer3R EMG, USB-C cable, 1x wrist strap, 5x 9 in biophysical leads, 50x electrodes
- EMG Dev Kit x2 to x6: Shimmer3R EMG units with Consensys Base6, wrist straps, 5x leads per unit, 20x alcohol swabs, 100x electrodes
- EMG Dev Kit x7 to x15: Shimmer3R EMG units with Consensys Base15, wrist straps, 5x leads per unit, 40x alcohol swabs, 150x electrodes
- ConsensysPRO licence sold separately
Specifications as published by Shimmer. Configurations vary by model; we will confirm the exact build with your quote.
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