The AMTI MSA-6 instrument is a 6-channel strain gage amplifier designed for use with AMTI biomechanics force platforms, multi-component force/ torque transducers or other strain gage devices. It is a low cost, compact instrument capable of high resolution measurements. The microprocessor based MSA-6 features easy bridge balancing with a single push button auto zero, low-pass fixed filters, and jumper-selectable precision bridge excitation voltages and gains for each channel.