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Castle Loudspeakers

Yorkshire speaker maker from 1973. Hand-built cabinets in real wood veneer, and a long habit of transmission line bass.

Founded
1973
Headquarters
Skipton, North Yorkshire, United Kingdom
Manufacturing
United Kingdom
How to buy
Sold through specialist hi-fi dealers
Known for
Real wood veneer cabinets, transmission line bass loading, true ribbon tweeters on the Avon and Walmer ranges

Currently, we have 17 Castle loudspeakers in our database. Below you can find the list of these speakers with their main specs and links to their review pages.

  • Castle Passive Bookshelf(9)
  • Castle Passive Floor-standing(7)
  • Castle Passive Center Channel(1)
Castle Passive Bookshelf Speakers
Model Frequency SensitivityImpedance Woofer
Castle Avon 1 Castle Avon 1 60-20k Hz 87 dB8Ω 1 x 5"
Castle Avon 2 Castle Avon 2 50-20k Hz 88 dB8Ω 1 x 6"
Castle Knight 1 Castle Knight 1 46-24k Hz 88 dB8Ω 1 x 5"
Castle Knight 2 Castle Knight 2 42-24k Hz 90 dB8Ω 1 x 6"
Castle Richmond IV Castle Richmond IV 58-22k Hz 87 dBΩ 1 x 6"
Castle Tintagel 1 Castle Tintagel 1 55-20k Hz 86 dB8Ω 1 x 5"
Castle Walmer 1 Castle Walmer 1 55-20k Hz 86 dB8Ω 1 x 5"
Castle Windsor Duke Castle Windsor Duke 52-22k Hz 90 dB8Ω 1 x 8"
Castle Windsor Earl Castle Windsor Earl 58-22k Hz 89 dB8Ω 1 x 6.5"
Castle Passive Floor-standing Speakers
Model Frequency SensitivityImpedance Woofer
Castle Avon 4 Castle Avon 4 45-20k Hz 89 dB8Ω 2 x 5"
Castle Avon 5 Castle Avon 5 35-20k Hz 89 dB8Ω 2 x 6"
Castle Knight 3 Castle Knight 3 38-24k Hz 88 dB8Ω 1 x 5"
Castle Knight 4 Castle Knight 4 36-24k Hz 90 dB8Ω 2 x 5"
Castle Knight 5 Castle Knight 5 30-24k Hz 91 dB8Ω 2 x 6"
Castle Tintagel 2 Castle Tintagel 2 44-20k Hz 89 dB8Ω 2 x 6.5"
Castle Walmer 2 Castle Walmer 2 38-20k Hz 89 dB8Ω 2 x 6.5"
Castle Passive Center Channel Speakers
Model Frequency SensitivityImpedance Woofer
Castle Avon C Castle Avon C 65-20k Hz 90 dB8Ω 2 x 6"

About Castle

Castle Acoustics was set up in Skipton, North Yorkshire, in 1973 and has always been a speaker-only company with a traditional look: real wood veneer and hand finishing. Several of its ranges, the Knight and Avon among them, used transmission line bass loading. The Tintagel and Walmer ranges of 2026 are built in the UK.

Notable models: Knight, Avon, Richmond, Tintagel, Walmer.

Official Castle website

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