KMR Audio - Special Offer
Fredenstein F603B

Fredenstein F603B

407 £489.00
£407.50 ex VAT
KMR Audio - Special Offer
Fredenstein F603A 500-series EQ

Fredenstein F603A

407 £489.00
£407.50 ex VAT
KMR Audio - Special Offer
Fredenstein F602 Tube Compressor for 500-series

Fredenstein F602 Tube Compressor for 500-series

749 £899.00
£749.17 ex VAT
KMR Audio - Special Offer
Fredenstein F601A 500-series Mic Preamp

Fredenstein F601A

524 £629.00
£524.17 ex VAT
KMR Audio - Special Offer
Bento 8 Pro Pure Analog

Fredenstein Bento 8 Pro Pure Analog

382 £459.00
£382.50 ex VAT
KMR Audio - Special Offer
Fredenstein Bento 6DS Front

Fredenstein Bento 6DS

299 £359.00
£299.17 ex VAT
KMR Audio - Special Offer
Fredenstein Bento 10ds

Fredenstein Bento 10DS

520 £625.00
£520.83 ex VAT
KMR Audio - Special Offer
Fredenstein Artistic 500-Series Mic-Pre

Fredenstein Artisitc Mic-Pre

207 £249.00
£207.50 ex VAT
KMR Audio - Special Offer
Empirical Labs DocDerr  - Front

Empirical Labs EL-Rx DocDerr (Vertical)

729 £875.00
£729.17 ex VAT
KMR Audio - Special Offer
Empirical Labs DerrEsser  - Front

Empirical Labs DerrEsser V

374 £449.00
£374.17 ex VAT
KMR Audio - Special Offer
Electrodyne 501 - Front

Electrodyne 501 500-Series Mic Preamp

732 £879.00
£732.50 ex VAT
KMR Audio - Special Offer
Drawmer DS101

Drawmer DS101

365 £438.00
£365.00 ex VAT
KMR Audio - Special Offer
Dramastic Audio Obisdian 500 Dual Mono Expansion

Dramastic Audio Obsidian 500 Dual Mono Expansion

1895 £2,274.00
£1,895.00 ex VAT
KMR Audio - Special Offer
Dramastic Audio Obsidian 500 Compressor

Dramastic Audio Obsidian 500

2332 £2,799.00
£2,332.50 ex VAT
KMR Audio - Special Offer
DAV Electronics BG503 EQ - Front

DAV Electronics BG503

274 £329.00
£274.17 ex VAT
KMR Audio - Special Offer
KMR Exclusive
Crane Song Insigna 500-Series Valve EQ

Crane Song Insigna 500-Series Valve EQ

1207 £1,449.00
£1,207.50 ex VAT
KMR Audio - Special Offer
Chandler Limited EMI TG12345 MkIV EQ

Chandler TG12345 MKIV

957 £1,149.00
£957.50 ex VAT
KMR Audio - Special Offer
Chandler Little Devil Preamp - Front

Chandler Little Devil Preamp

807 £969.00 £999.00
£807.50 ex VAT
KMR Audio - Special Offer
Chandler Little Devil EQ - Front

Chandler Little Devil EQ

1120 £1,345.00
£1,120.83 ex VAT
KMR Audio - Special Offer
Chandler Germanium 500 Preamp MKII - Front

Chandler Germanium 500 Preamp MKII

832 £999.00
£832.50 ex VAT
KMR Audio - Special Offer
Buzz Audio Tonic EQ - Front

Buzz Audio Tonic - EQ

695 £834.00
£695.00 ex VAT
KMR Audio - Special Offer
Buzz Audio Essence - Front

Buzz Audio Essence - Compressor

775 £930.00
£775.00 ex VAT
KMR Audio - Special Offer
Buzz Audio Elixir Mic  500 Series Pre

Buzz Audio Elixir 500-Series Mic-Pre

650 £780.00
£650.00 ex VAT
KMR Audio - Special Offer
Burl B1 D MicPreamp and DI - Front

Burl Audio B1D

832 £999.00
£832.50 ex VAT

A small revolution happened a few years ago when API Audio decided to open up its very popular 500 series format to the industry.

The 500 Series is a modular audio system introduced in the late 1990s by API Audio. It consists of a rack-mounted chassis that can accommodate multiple 500-series modules, which are individual pieces of analogue audio processing equipment. Each module is designed to perform a specific function, such as mic preamplification, equalisation, compression, or reverb, and can be easily swapped in and out of the rack.

The 500 Series has become popular among audio engineers and producers due to its compact size, flexibility, and high-quality sound. It allows users to customise their signal chain by mixing and matching different modules from various manufacturers and is often used in recording studios, live sound reinforcement, and broadcast applications.

Whilst the 500 series in concept is actually taken directly from their console line, this has led to not quite a replacement but certainly an augmentation from pure rack processors to power supply-less modules. Because the power is already provided and the modules are small, they can be cheaper than their rackmount equivalents and sometimes more flexible for different work environments.

This has opened up serious recording devices to even more people and, once again, increased the sonic palette available. Pretty much every processor and style of sound is available for the 500 series.

Mic preamps, compressors and all types of EQ...then there are Filters, Headphone Amps, De-essers, and some AD/DA converters available in this format. 

Check out our  'Is the 500-Series For Me' blog article as it covers many of the FAQ's


Back to top.