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SEMICONDUCTOR UNITS In simplified form, to demonstrate practical applications of semiconductor properties. Each unit is mounted on a transparent plastic base 95x95x25mm (L x W x H) with electrical connections with 4mm sockets.  GP-918.1 MINI-MOTOR UNIT With sub-miniature d.c. Motor mounted on base as described, with plastic pulley for attachment of cotton thread in mass-lifting experiments. Maximum safe input 2V at 200 mA.  GP-920.1 DIODE UNIT With silicon diode mounted on base as described.  GP-923.1 ZENER DIODE UNIT With zener diode mounted on base as described.  GP-924.1 P.N. JUNCTION UNIT With P.N. Junction diode mounted on base as described. Page : 1 | 2 | 3 |