Tetcos develops Analog Communication Trainer Kit. Tetcos also develops various software and hardware products in the communication and networking domain for academics, technical training and research segments. The Analog Communication Trainer Kit is an indispensable tool for the student as well as for the multi-craft training needs of instrumentation, electronics and communications industries. This Trainer Kit has analog signal sampling and reconstruction. This Trainer Kit has pulse amplitude, position and width modulation /demodulation. This Trainer Kit has single side base band with 90 degree phase shift.