Design and manufacture of Air Variable Capacitors for professional electronics. Today TRONSER offers the widest range of High-Q Trimmer Capacitors in the world. This experience combined with fully equipped research, development and testing facilities up to 26 GHz, CAD for the mechanical design of components and production machinery, in-house parts production on CNC-machines, plating, tool shop, injection molding machines have made us the prefered partner of all major electronics companies around the world when it comes to Trimmer Capacitors. In the last years they have extended their product range to custom Turned and Milled Components and completely assembled systems.