500-Series

API 525 Originally released in the 70's, the API 525 is a "feedback" type compressor, such as the 1176 and 660, etc. An input (threshold) control a...

API 505 DI - Discrete DI - 500-Series Module The API 505 DI is a 500-series direct input module. The 505 DI is designed specifically for guitar, ba...

Heritage Audio GRANDCHILD 670 - NEW PRODUCT The Heritage Audio GRANDCHILD 670 is a faithful re-creation of the legendary Fairchild Vari-MU compress...

Hlabs EQ169 - 500-format 3-band EQ based on the Studer 169 The Hlabs EQ169 is a simple but very musical 3-band equalizer, featuring a semi-parametr...

Elysia NVELOPE-500 - Stereo Impulse Shaper 500-Series Module - B-Stock The Elysia NVELOPE-500 is a powerful audio processor capable of making subtl...

AEA TRP500 Preamp Module - Lunchbox 500 Series - B-Stock The AEA TRP500 is a 500 series preamp that delivers neutral, but rich and musical tonality...

Heritage Audio OST8 ADAT - 8 Slot 500 Series OST Enclosue with ADAT Out The Heritage Audio OST8 ADAT is an 8 slot 500 series chassis that features ...

H2 Audio Helios 002 - 2 channel 11 series rack w/PSU The H2 Audio 002 is a 2 channel rack for 11 series modules such as the Helios 2128, 0011 and 5...

Rupert Neve Designs 551 500 Series Inductor EQ - B-Stock (Ex Demo) The Rupert Neve Designs 551 is a 500 series 3 band EQ the features custom-wound ...

API 527A - Compressor / Limiter - 500-Series Module The API 527A is mono VCA based compressor limiter designed in the 500 series format. The 527A f...

Alice 501T - 500-Series Mic Pre with Transformers The Alice 501T is a high-performance transformer balanced microphone preamplifier. The 501 T is d...

Heritage Audio '73 JR II - 500 Series Mic Preamp Module The Heritage Audio '73 Jr II is a 500 series, 1073 style mic pre-amp that employs fully dis...

Wunder Audio Allotrope EQ The Wunder Audio Allotrope EQ is a classic inductor-based Baxandall equalizer with has the same EQ circuit as the Wunder ...

Warm Audio WA12-500 The Warm Audio WA12 500 is a mic pre and DI based on the classic 312 style preamp built in 500 series, lunchbox format. The War...

TK Audio TK-LIZER 500 The TK AudioTK-lizer 500 is a 500 series TK Lizer that features all the power of the TK Audio’s flagship TK-lizer does, inclu...

Radial Engineering X-AMP-500 The Radial X-AMP-LB is a 500 series module that lets you take a pre-recorded guitar track and send it back to amplifie...

The Radial Workhorse Powerstrip is a 19", three module power rack designed for 500-series modules. Single RU power rack houses three 500 series mo...

The Radial Powerhouse is a 10 module 500 series power-rack designed to accommodate both older and newer 500 series modules in a standard 19" rack ...

Phoenix Audio Gyrator EQ 500 The Phoenix Audio Gyrator-EQ-500 is one of the most unique and musical EQs, allowing an incredible variety of sounds u...

Kush Audio Omega - Mic Pre 500-Series Module The Kush Audio Omega is a single width 500-series mic pre module which captures silky smooth, widely e...