Trigno Quattro Sensor

Advanced, 4-channel EMG + IMU sensor
for adaptable muscle tracking

The Trigno™ Quattro Sensor combines four of the smallest EMG sensing heads on the market with an IMU to track human movement in both research labs and mobile environments.

Watch Video

4 channels of EMG + IMU

Available for Research+ and Mobile systems

Wi-Fi and Bluetooth Capability

Transmission range of up to 40 meters

Sleek miniature heads ideal for use in:

HMIs, Prosthetics, Exoskeletal Systems, Pediatrics, Speech Therapy

Isolate and measure several muscles in areas of high traffic.

Quote Request

Specifications

User’s Guide

Sensor Channels
4x EMG, up to 6x IMU

Reference Type
Dual on-board stabilizing reference

Inter-Electrode Spacing
10 mm

Size (Body)
27 x 46 x 13 mm

Size (Head)
25 x 12 x 7 mm

Mass
25 g

Cable Lengths
7 in.
8 in.
9 in.
10 in.

Operating Range
40 m in RF mode
Host Dependent/unlimited datalogger

Wireless Protocol
-2.400-2.483 GHz ISM Band, Proprietary RF Protocol
-BLE V4.2

EMG Bandwidths
10-850 Hz
20-450 Hz

EMG Sampling Rate (Max)
2222 sa/sec

Accelerometer Sampling Rate (Max)
741 sa/sec

Gyroscope Sampling Rate (Max)
741 sa/sec

Orientation Sampling Rate (Max)
74 sa/sec

Sensor Resolution
16 bits

EMG Baseline Noise (typical)
750 nV

EMG Input Range
11 mV / 22 mV rti

CMRR
<-80 dB

Battery Life
Up to 4 hours

Recharge Time (typical)
2.5 hours

Inter-Sensor Latency
< 1 sampling period

EMG Analog Output Delay
48 ms Fixed

ACC/Gyro Analog Output Delay
96 ms Fixed

On-Board EMG Filter
-Butterworth bandpass (40/80 dB/dec)
-RMS Envelope Calculation (100 ms window)

Real-Time IMU Orientation Filter
Quaternions or RPY (selectable)

Material
Medical Grade Polycarbonate

Seal and Protection
UV-sealed to prevent moisture from entering the sensor & to enhance patient safety

Patents
Protected by one or more of the following Patents 6480731, 6238338, 6440067, 9351559, 8971983, EP1070479