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Copal
COPAL Electronics brings extensive thick film technology, lead connection technology, contact technology, sealing technology, wiper technology, and others to its lineup of cermet trimmer potentionemters. Keeping pace with advances in information equipment, IC, LSI, microcomputer control and other advances, increased functions, and miniaturization of equipment, COPAL cermet trimmer potentiometers come in an increasing number of variation from through hole pin types, to surface mount and chip types, responding to the need of a wide range of equipment. Cermet trimmer potentiometers have the following characteristics in general : (1)Wide resistance range (2)Excellent environmental characteristics (3)Essentially infinite resolution.

At the same time, the use of glass in thick film resistor devices means the wiper noise can occur easily. However, COPAL products minimize this noise using multi-contact wiper technology. COPAL cermet trimmer potentiometers cover a wide range of manufacturing conditions and use environments, with sealed construction for higher reliability.

In the quarter century since COPAL Electronics released the 1113 series of wirewound trimmer potentiometers in 1967, its products have been chosen by many customers for their high reliability in industrial applications. The Company´s precision manufacturing, precision wire wounding, contact, sealing, and other technologies accumulated through time have been highly evaluated in the market place. These wirewound trimmers potentiometers have the following characteristics: (1)Low temperature coefficient of resistance, (2)Low wiper contact resistance, (3)Extremely low noise, (4)High long term stability and reliability.

Therefore, wirewound trimmers offer advantages especially when used as a rheostat for current adjustment. COPAL´s wirewound trimmer potentiometers are widely used, supporting the reliability of industrial electronic equipment.

The DIP switch ( Dual in-line Package Switches) is a line of products we manufacture. Since we marketed our first Dip Rotary Code Switch S-1000 in 1978, we have expanding the range of DIP switch series. Mounted on the printing circuit board incorporated in information processing equipment, data communication equipment and control equipment, etc., DIP switches are mainly used as a means of setting such programs as circuits as well as circuit switching. Based on our special expertise in contact technology and sealing technology, we are manufacturing reliable switches that can satisfy the needs for digitalizing, upgrading and down-sizing of equipment.

For futher information and product details,
please visit: www.copal.co.jp

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Elcomp AS • Gråterudveien 20 • 3036 Drammen • Phone: +47 31 400 800 • Fax.: +47 31 400 801

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