500 Series Equalizers & Filters

A-Range 500 The legendary A-Range® equalizer holds a unique place in audio history, with a stunningly musical sound that resulted from its all-discrete transistor circuitry and the use of inductors in the upper and lower mid bands. The A-Range®...

The 73EQL delivers impressive tonal shaping options into a diminutive size, making it the ultimate accompaniment to a BAE 1073MPL 500 series preamplifier or as a stand-alone EQ to complement just any other input source. With a 3-band EQ section and...

_PROMETHEUS is fully analog passive EQ with +24dBu of headroom. It features pultec-style warm sound with a lot of innovative improvements. Its modern approach to design allows instant recall of your classic vibe through very flexible plugin available in...

_HYPERION is fully analog parametric EQ with +24dBu of headroom. It features a lot of innovative improvements that no other processor on the market provides. Its innovative design utilizes 15 VCAs per channel to provide essentially noiseless parameter...

xfilter qube A yummy and magically linked stereo equalizer in the box. With our xfilter 500 included, there is no excuse for bad ingredients like lost frequencies, flat sounds, and flavorless audio soups. Now you have all the great transparency and the...

Phoenix Audio's Gyrator EQ  is one of today's most unique and musical EQs, allowing an incredible variety of sounds useful for everything from clean high-headroom mix buss tone shaping to deep frequency carving to smooth Class-A circuit saturation...

TK Audio TK-lizer 500-Series Dual Mono EQ The TK-lizer 500 features all the power of the TK Audio’s flagship TK-lizer, including the M/S functionality that has made it such a staple in studios all over the world. The three bands have a cut/boost...

Delivering the world’s most natural feedback reduction and adding focus to your primary sources, the 545 is a truly unique tool for improving your live sound. Based around the circuitry in the acclaimed Portico 5045 – which has benefited...

The xfilter 500 is a true linked stereo EQ in the 500 series format. It gives you the expensive sound of an all class-A equalizer in a surprisingly affordable package, with a precise stereo image based on computer-selected, stepped potentiometers and low...

The nvelope 500 is a powerful audio processor capable of making subtle or drastic changes to a sound by providing control over its attack and sustain characteristics. This is extremely useful for reshaping all sorts of individual tones, and is a...

The karacter 500 is a box full of vibrant colors. It covers a complete spectrum including mastering-grade saturation, tube-inspired distortion and glorious destruction. Gone are the days when only racks full of outboard gear could achieve these elusive...

The Chandler Limited TG12345 MKIV equalizer is a handmade, fully discrete, mono, single space module, designed for the 500 Series format. The TG12345 MKIV EQ for 500 Series, inherits from Chandler Limited’s TG Microphone Cassette and flagship...