How dusty is your workshop or shed?

There are well published and disturbing facts and figures about the detrimental effects of fine dust created in woodworking, as well as the dangers of un-treated solder fumes. Whilst already aware of these things and taking precautions, the review of safety procedures...

GDPR Statement

Reference Fidelity Components Privacy Notice Reference Fidelity Components (RFC) provides acoustic engineering and bespoke manufacturing and refurbishment services for discerning individuals.  The personal data RFC collects enables them to deliver the services that...

Design and Performance of Ported Loudspeaker Enclosures

You’ll see many variations for loudspeaker cabinets, including vented (and ported), transmission lines, aperiodic , horn loaded and sealed boxes.  This article attempts to describe some of the benefits of ported loudspeaker enclosures, dispelling some myths and...

Restoration of JBL 4311 Loudspeakers

Here, we have a brief overview of the complete restoration and upgrading of a legendary pair of JBL4311 loudspeakers.  These, reportedly, have sold more pairs world-wide than any other loudspeaker, and whilst these are an original pair fro the early 1970s (they first...