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oscilloscopes
microstation
radar equipment
heathkit
radio set
radiocommunication
oscilloscope
radiocommunications
control desk
hackerspace
lpfm
multimeters
radio relay
transceivers
radiophone
tektronix
transmitter
radio device
shortwave
radiometers
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GIF 动图
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radar equipment
radio set
microstation
oscilloscopes
control desk
radiocommunications
heathkit
radiocommunication
oscilloscope
radio relay
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radiotelegraph
oscilloscope
oscilloscopes
filming equipment
heathkit
workbench
photo equipment with full-size
instrumentation
radiocommunication
radio set
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computer room
control desk
the server room
radiotelevisione
radiodiffusion
ultrasparc
rackmount
tektronix
laboratory
microfilms
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radiotelephone
vintage telephone
tube radio
shortwave
heathkit
graphophone
telephone set
control desk
telephone handset
radiocommunication
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hackerspace
sewing room
computer room
workroom
laboratory
tidiness
lpfm
workbench
administation
storeroom
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control desk
switchboards
switchboard
radio relay
switchboard operator
radiotelevisione
control panel
director desk
lpfm
telegraphy
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oscilloscopes
radio relay
control desk
radiocommunication
radiocommunications
switchboards
noise and vibration engineer
multimeters
switchboard
hackerspace
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oscilloscopes
focusrite
preamps
oscilloscope
digidesign
audio equipment
compressors
stereo system
heathkit
ampex
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switchboards
the boiler room
engine room
switchboard
radionics
switchgear
eniac
computer room
telegraphy
signalbox
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director desk
sfpc
workbench
control desk
computer room
studio photo
rental studio
laboratory
the shop
stereo system
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radio cassette
audiocassettes
ampex
betacam
audiotapes
audiotape
switchboards
switchboard
control desk
audiocassette
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radar equipment
control desk
oscilloscopes
radiocommunication
radiocommunications
oscilloscope
teleprinters
simulators
technology museum
computer system
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ampex
microfilms
microfilm
audiocassettes
magnetic tape
microfilming
audiotapes
laserdisc
the record machine
studer
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oscilloscopes
hackerspace
oscilloscope
microstation
workbench
the server room
rewiring
laboratory
electrophysiologist
chromatograph
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switchgear
oscilloscopes
radar equipment
ampex
rectifiers
photoelectric
module
electronic waste
power supply
rheostat
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microfilms
ampex
audiocassettes
microfilm
betacam
chromatograph
hplc
laserdisc
videocassettes
laserwriter
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heathkit
tube radio
radio set
switchboards
transistorized
multimeters
radio device
radiotelephone
electronic waste
radiotelegraph
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oscilloscopes
betacam
control panel
control desk
ampex
oscilloscope
radar equipment
controls
arpanet
stereo system
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audiocassettes
ampex
radio cassette
audiotapes
audiocassette
audiotape
stereo system
videocassettes
heathkit
cassettes
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mixing board
mixing desk
switchboards
audio mixer
soundboard
console mixing
switchboard
synthi
preamps
soundboards