Signal Processors

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.

Moog are best known for their synths, but could all their analogue expertise also make for a delicious delay?

Mic Preamp, EQ & Routing Modules

Malcolm Toft’s latest brainchild enables you to turn your 500-series racks and modules into a fully modular analogue console.

If I could use one word to sum up the sound of this EQ, it would be ‘clarity’, which is a strange thing for an EQ designed to colour a signal. Read on ....

We reviewed the JDK R22 compressor back in SOS June 2010, when the brand had just been launched by parent company API. You can...

The secret of Radial's excellent reputation is simple: design excellent products, and build them well.

Aphex's Exciter has been around in one guise or another for years, and when first launched, back in 1975...

Bereich03 are small manufacturers of audio outboard gear, based in Munich, Germany. When I say small, in fact they currently...

Safe Sound have already impressed us with their Dynamic Toolbox, and now they’ve brought M/S compression to the Lunchbox format.