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Antique radio transmitter in a war room in the basement of the Reunification Palace in Ho Chi Minh City (Saigon), Vietnam
Close-up of vintage electronic components, including vacuum tubes, in an old radio or amplifier.
Ship telegraph in the engine room, close-up.
Vacuum tube close-up image with several tubes. They were crucial to the development of radio, television, radar, sound recording and reproduction, long-distance telephone networks, and analog and early digital computers.
Broken wattmeter at the Vulture mine power house in Wickenburg arizona
Old generator for a water turbine
Radio wave frequency indicator, United States Army Signal Corps. Circa 1940s-1950s. On red background.
Portable Gas Stove for Camping
A close up image of parts of a vintage film projector.  Light reflections on the polished metal surface create stunning patterns of colour and light.
Old steam pipe in a factory building
Viewfinder scale from an old polish cannon.
old energy station
Car Body Parts. Grey steel in vehicle sheathing. Place for wiring in the car. Bodywork inside.
Front view old style signal generator avionics machine
old motor engine
Old abandoned factory industrial interior with rusty metal machine parts and orange color painted wall
Process equipment established on small power station
Old cinema equipment. Cinema Projector.
Old fashioned engine telegraph for a ship
Antique style cash register. Old-time cash register in shop. Vintage mechanical cash register system Telegraph machine. Wooden material
154 kV gas insulated switchgears (i.e., high voltage devices that are serving as switches, and/or circuit breakers) inside a transformer substation.
Close up of a metal nut cracker on wooden surface
Empty old Power Supply Boxes
rotating fan impeller in the spray booth of a car paint shop close-up
power plant console panel
Industrial gas boiler room and equipment
Dirty with burned grease cooker hood filter fan motor, soft focus close up
old mainframe supercomputer
Free Images: "bestof:Cavity magnetron, World War II era, multi-cavity magnetron - National Electronics Museum - DSC00290.JPG en Exhibit in the National Electronics Museum 1745 West"
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