amplitude

amps

analyzing

button

buttons

chips

current

device

dial

digital

display

electrical

electricity

electronic

electronics

element

equipment

experiment

fashioned

features

frequency

gauge

generator

glass

hertz

indicator

industry

kilohertz

knobs

laboratory

magnifying

mhz

obsolete

old

oscilloscope

panel

phase

power

radio

retro

scale

science

signals

sound

styled

technology

the

twist

ussr

voltmeter

volts

watt

wave

waves