carbon resistors

green electronics yellow hand machine resistors electronic circuit board soldered layer carbon background resistors resistor carbon-resistor soldering soldered circuit electronics hardware industry board printed-circuit-board electronic-industry resistance technology motherboard conductive electronic-devices industrial-electronic technician technical-service analog-electronic ohm ohmmeter electricity repair electrical component engineering mainboard cable closeup electric equipment chip capacitor voltage testing workshop automation diodes fix electric-lab converters machine-part macro