Released in 1999

SPL Tube Vitalizer

The SPL Tube Vitalizer is a completely different type of EQ, with which almost virtuoso interventions in the sound image become possible. When mixing, mastering and restoring, the Tube Vitalizer goes beyond traditional equalisation.

Released in 2000

SPL Stereo Vitalizer Mk2-T

The patented Vitalizer circuitry makes the SPL Stereo Vitalizer Mk2-T an unsurpassed sound designer. Whether live or in the studio, audio productions sound more alive, have more details, more transparency, a higher perceived loudness and, if required, an overwhelming bass foundation.

Released in 2007

SPL PassEQ Passive Mastering Equaliser

In the SPL PASSEQ they have revived the concept of the passive equaliser that was used in the 50’s and 60’s. The charming sound of this vintage technology combined with the modern 120V technology results in a very special equaliser.

Released in 2009

SPL Frontliner Channel Strip

The SPL Frontliner has everything to record voices and instruments in perfect quality: Positioned even above the already legendary Channel One, the Frontliner combines preamp, de-esser, EQ and compressor, tube saturation, which can be used individually or in combination.

Released in 2014

SPL Crescendo Duo Dual-Channel Microphone Preamplifier

The SPL Crescendo Duo Dual-Channel Microphone Preamplifier with 120V technology provides exceptional headroom and low noise floor.

Released in 2015

SPL IRON Mastering Compressor

As a mastering compressor, the SPL IRON is inspired by the legendary vintage tube compressors à la Fairchild, Collins or Gates and has been developed in a way to give modern productions more energy and power with the advantages of the 120V technology.

Released in 2016

SPL DeS Dual Band De-Esser

The SPL DeS Dual Band De-Esser is the well-known SPL De-Esser in the Dual-Band version as a single-slot module for 500 Series.

Released in 2016

SPL PQ Mastering Equaliser

The SPL PQ is a unique equaliser, for several reasons. It has two times five fully parametric filter bands, each of which can be switched between constant Q and proportional Q! And there’s sheer unlimited headroom and a very special kind of EQ sound – thanks to 120V technology.

Released in 2016

SPL TDx Transient Designer

The SPL TDx Transient Designer brings level-independent dynamics processing to the world of 500 Series.

Released in 2017

SPL HPm Headphone Monitoring Amplifier

The SPL HPm Headphone Monitoring Amplifier is a 500 Series double-slot module headphone monitoring amplifier with Phonitor Matrix for two headphones.

Released in 2018

SPL DMC Mastering Console

The SPL DMC is the heart of the mastering studio. The converters, the players, the DAW, the recorders and the speakers are connected to it. The audio quality of the console is therefore crucial. Like all devices of the mastering series, the DMC works on the unparalleled 120V technology.

Released in 2018

SPL Hermes Mastering Router

SPL Hermes revolutionises mastering. Now it is possible to have an audio signal processed by up to eight 2-channel processors in any order that can be stored. At the push of a button, you can compare up to four complex processing chains.