Signal Processors

We test this stylish take on a classic EQ design.

Two channels of Pultec-style EQ in a 500‑series module would be enough for most manufacturers. But not for Wes...

The most classic of '80s reverberators has been reinvented — complete with retro controls — for the 500-series.

We put this versatile homage to the classic British bus compressor through its paces.

This little module combines quiet, clean electronics with a characterful bucket-brigade delay line.

We check out API’s 500-series version of the 2500 bus compressor.

We cast our eyes and ears over Mr Neve’s elegant contributions to the 500-series format.

These modules can be mixed and matched to create a versatile, high-quality, Neve-esque channel strip for an impressive price.

Trident’s celebrated EQ is now available as a 500-series module, and what better to house it in than the company’s very own chassis?

Explore the ups and downs of Phoenix’s transformer-laden tone control...

This stylish module brings the ‘blue stripe’ revision of the UREI 1176 to the 500 series.

These classy new French-made modules are inspired by vintage designs, but they also add a few unexpected and useful features.

The classic sound of the ADR Compex is back again — this time in API Lunchbox format!

Zähl Audio’s consoles have long been cherished by professionals, and this unit should bring their sound to a wider audience.

Audio files to accompany the article.

The Ottobit offers further proof that the 500-series needn’t be restricted to the niceties of analogue gear.

It’s billed as a ‘digital delay with an analogue heart’ but does this compact device offer anything you can’t already get in the box?

Have Funky Junk put their secret cache of original dbx ‘Gold Can’ VCAs to good use?

FMR have improved on their classic designs as they turned them into 500-series bargains!

Great River's new PWM 501 compressor is the only dynamics processor on the company's books, but it's very heavily featured....

The Level Or is a modern take on the Shure Level Loc, which was a small — and rather trashy — PA limiter designed in the '50s.