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Glossary of Hi-Fi Terms

Glossary of terms in order of appearance on our site. Hit CTRL + F to quickly search through.

Speakers
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Headphones
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Amplifier
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Ohm
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Hertz
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Amplification Type
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Crossover Type
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Enclosure Type
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Frequency Range (+/-3 dB)[Hz]
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Frequency Range (-6dB)[Hz]
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Crossover Frequency
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Tweeter
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Woofer
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Bass Reflex Tuning Frequency
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Speaker Form Factor
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What Hi-Fi? Rating
“What Hi-Fi?” is the world leading magazine about Hi-Fi equipment. They test, review and rate various stuff and in our comparison tables this field marks their rating of the given item.

Amazon Rating
Average Amazon consumer rating of the item.

Headphone Type
Form factor of headphones come in 5 basic types: circumaural (over-ear), supra-aural (on-ear), in-ear (earbuds), earphones and bone conduction headphones.

Circumaural
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Supra-aural
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Earcup Design
Earcup design is applicable on over-ear and on-ear headphones. It can be in the form of closed-back, open-back or semi-open earcups.

Closed-back Headphones
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Open-back Headphones
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Semi-open Headphones
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Noise Options
Noise options on our site designate that headphones either have noise cancelling or noise isolation feature, or none of it.

Noise Cancelling
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Noise Isolating
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Transducer Technology
Transducer technology is a method which headphones use to convert electrical signal into sound. It can be in the form of: moving-coil, electrostatic, electret, planar magnetic, balanced armature, thermoacoustic technology. There are some other available technologies but those are beyond scope of this article.

Moving-coil (Dynamic) Headphones
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Driver
Literally and physically each speaker in loudspeakers or headphones.

Input
List of input ports.

Frequency Response
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Impedance
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Maximum Input Power
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Sensitivity
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Distortion or Total Harmonic Distortion
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Adapter
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Plug
Check the input entry…