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vintage triode, 3d rendering
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JPG 300 DPI
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Author:
dreamstime
License:
buy for Personal Use & Commercial
File Type:
JPG
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amplifier
anode
antique
applied
bulb
cathode
diode
discharge
effect
electric
electricity
electron
electronic
emission
emitting
equipment
filled
gas
glass
glowing
grid
high
illustration
incandescent
ionized
light
old
photoelectric
phototube
physics
radio
rendering
retro
science
steampunk
technology
thermionic
triode
tube
valve
vintage
voltage