EQ & Filtering

EQ351 Single 31 band EQART's 351 Single Channel 31 band 1/3 octave graphic equalizer features: constant Q circuitry with a 3% center frequency accuracy, 20mm center detent sliders, selectable boost/cut range of 6dB or 12dB, active balanced and unbalanced...

EQ341Dual 15 band EQART's 341 Dual Channel 15 band 2/3 octave graphic equalizer features: constant Q circuitry with a 3% center frequency accuracy, 20mm center detent sliders, selectable boost/cut range of 6dB or 12dB, active balanced and unbalanced...

The B15 is a unique gyratory circuit with a transformer balanced input and output.Sonically, it provides a sonic texture between the punchier sound of 312 and colored sound of 1073, while providing necessary musical equalization to your record path.Pair...

The 32EQ Harrison Consoles and Great River Electronics are proud to announce a new product collaboration – the 32EQ.The 32EQ is a new 500-series version of the EQ and filters from the renowned Harrison 32 Series consoles. The 32EQ incorporates the...

The EQ-1NV (one channel equalizer) greatly modernizes the classic British “1081/1083”-type design. This “desktop” (and rackable) digitally controlled analog parametric EQ offers similar topology to vintage 1081/1083 models, but...

CHANDLER LIMITED furiously enters the 500 race with its new line of 500 Series Modules for your favorite lunch box! Using all discrete circuits that combine Chandler’s best designs with the hottest designs from the past, transformer balanced...

A two-band program EQ with stepped controls. Designed to work in standard “500″ racks. The LILPEQr emulates the colorful 3D richness and useful responses of our favorite vintage tube (aka valve) program EQs (namely, the Lang PEQ-1 and...

The first run is limited to 250 units.... Warm Audio has carefully re-created the most renown tube Equalizer in studio history at an unheard of price.  Not only does the look and feel of the EQP-WA match the classic Pultec units, but the sonic...

The 73EQ JR is a fully featured Line Input module for the 500 Series. It not only shares the 3-band Equalizer with his big brother, the 1073, but also shares the same transformer coupled line preamp and Class A transformer balanced output stage. These...

The 551 Inductor EQ is the only equalizer for the 500 Series actually designed by Rupert Neve. Featuring 3 bands of EQ inspired by Mr. Neve’s most prized vintage designs, along with custom-wound inductors, transformers and class-A gain blocks, the...

Output Transformer Kit for FCS-960 Equalizer. Includes output transformers for 2-Channels.

Input Transformer Kit for FCS-960 Equalizer. Includes transformers for 2-Channels.