The Universal Equalizer
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 tolerance film capacitors.
This EQ is serious about flexibility. It... View more
The PRE-573 is a one width module that has the sound and the features that made the PRE-73 so successful and a few additional ones.
The circuit still uses the preamp and output section from the classic 1073-module, adapted to work in the api rack format. It has a total gain range from -15 to +80 dB. The 10 – 70 dB range is handled by a turn... View more
Kush Audio unveiled their new Electra, or ‘Electrified Transient Equalizer’, a multi-topology 500 series EQ.
The Electra is a 4-band, multi-topology EQ that was designed to reshape the overlapping transients and harmonics of a sound.
The heart of the Electra is two sweepable, overlapping Proportional-Q bands. Rounding out the bottom is a fixed... View more
The Impulse Shaper
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 wonderful tool in any mixing situation as well.
The nvelope 500 operates... View more
The API 500-6B Lunchbox is a six position rack designed to accept all API standard 5.25" X 1.5" modules. This allows an engineer the flexibility to bring along specialized EQ effects to any situation: 550A, 550B or 560. The Lunchbox is self-powered, with a rear panel selected AC voltage switch, and a removable power cord. The... View more
The API 527 compressor is a single channel module based on API's 225L discrete channel compressor. The 527 features comprehensive controls including variable attack, release, ratio, and outut gain controls. The unit also includes API's patented 'Thrust' circuit, first offered on the 2500 Stereo Bus Compressor. A 10 segment LED... View more
The Ladder brings a new dynamic dimension to the 500 Series. It smooths out the harshest of tracks and adds warmth and body to any sound. The Ladder excites dull or lifeless tracks, and has the power to shape sound in a way that is excitingly unique.
The Ladder is a Dynamic Transistor Ladder Filter that is based on Bob Moog's original ladder... View more
Legendary EQ for 500 Series
Launched in 1970, the original Neve 1073 module is perhaps the world’s most famous and desirable microphone preamp and EQ for recording vocals and instruments of all types. The first choice of countless leading producers and artists, the 1073 delivers the unique Neve sound featured on many of the most famous recordings... View more
True tape emulator with variable Silk/Texture control - for 500 Series
The Portico 542’s “True Tape” emulation circuit provides the nostalgic rounding and compression usually only achieved by the use of tape, and can offset the harshness often found in digital recordings. Unlike digital emulations, the “True Tape” drive circuit works by feeding... View more
The PEX Five Hundred is a one channel transformer coupled Passive Pultec Equalizer. It’s an all discrete design based upon the great 990 amplifier.
The Equalizer is our take on the magical classic Pultec design. It’s got 15db boost of the creamiest high end you’ve ever heard and the most punchy low end heard in the 21th Century.
The Sound can... View more