The CL-1661 trainer was designed to help students learn power electronics. It comes in a two section sturdy cabinet. Each of these sections comprises standard components mounted on Moduponents® -- clear plastic plates - - enabling the student to quickly design operating circuits. Deals with various matters related to power electronics. The CL-1661 trainer mixes basic knowledge with experiments in order to provide the student with a sure path for learning. By eliminating routine handling, it helps develop good judgement, initiative, and synthetisation capabilities. The CL-1661 contains eleven (11) Moduponents®, on which are mounted the components. Schematics and specifications are silk-printed on the back of the clear plastic panel and can be interchanged in a two-section sturdy cabinet.