Sigma Electro Systems supplies Accelerometer and G Sensors Tester. Sigma Electro Systems is an ISO 9001:2000 certified company. Sigma Electro Systems manufactures electrical, electromechanical & pneumatic systems. Accelerometer and G Sensors Tester verifies accelerometers, accelerometer cables, magnetic RPM sensor cables and CADU to DAU communication. Accelerometer and G Sensors Tester are precision engineered to provide accurate vibration signals to RADS-AT/AVA ensuring effective RT & B maintenance activities.