500 Series Equalizers & Filters

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...

The EQ5P is a DISCRETE Parametric Equalizer with some very unique features.  Notice that the panel has no Q control.  The filter Q control is in relation to the Boost and Cut control, and uses a...

E-Series EQ Module for API 500 format racks The E-Series EQ Module for 500 Series racks reproduces the legendary sonic signature of an early 80's classic, the Solid State Logic SL 4000 E console...

A two-band program EQ. 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...

A ten-band inductor-based graphic EQ. Designed to work in standard “500″ racks. An illuminated pushbutton for relay true bypass (green) allows for easy comparison with unprocessed source material. A...

A modern update of the classic “swinging inputs” console EQ, with four easy to use bands. Each band uses a high quality inductor and carefully selected caps to give two switchable frequencies. The...