stereo decibel meters with backlit - part of sound equipment
Terminal blocks in electrical cabinet. Industrial electrical equipment and wiring. Terminal blocks for electrical connection, electrical panel at a assembly with number tag equipment. Cable connector
Gas meter video stock footage
Tuning an old vintage analog wooden radio dial. Radio frequency receiver
Auto service, repair, maintenance concept. Auto electrician working on car engine.
Wind Turbine's Control Panel
Selector Knob, Random
Close up shot of an old lens being zoomed in and zoomed while changing the aperture...
Screen of drip alarm
NEW
loading progress upload or download circle Waiting loop Animation video with alpha channel.
