microphone
speaker
receiver unit
filter
control panel
Marshall JVM410H-H 100W guitar amplifier head and associated accessories
2017
Alesis ADAT Blackface Digital Recorder
1992
speaker
valve
speaker
helmet
speaker
transformer
phase meter
Bruel & Kjaer Microphone Power Supply Type 2801
micrometer
microphone
micrometer
micrometer
microphone
speaker
control unit
speaker
amplifier
radiometer
analyser
micrometer
multimeter
sine generator
micrometer
audio test set
radio
fluxmeters
microphone
Tannoy driver for large format horn
speaker
microphone
filter
image
image
speaker
monitor
gauge
amplifier
sound analyzers
sound-level meters
image
Hewlett Packard 3400A RMS Voltmeter
