Primary Colours Bundle – DIY Recording Equipment
Lola Complete DIY Kit
21 DIY Kit Sources for Pro Audio, Synth Modules & Instruments — Pro Audio Files
Fresh From the Bench: Hypex Nilai500DIY 500W Mono Power Amplifier Kit - A New DIY Benchmark | audioXpress
DIY “Type 69” discrete preamp + inductor EQ clone (500 series prototype) no.5 - tone for days! | Reverb Belgium
Retro Instruments 500Pre
FiveFish Audio - DIY Mic Preamp Kits, 500 Series Kits, VPR Certified
SK-1DI Mic Preamp + DI - DIY KIT
DIY Tube Mic Preamp API 500 Format - Soundskulptor MP566 - YouTube
SSL 9K 500 51x Preamp - DIYRE Wiki
DIYRE Colour
N-SONIC N73PRE 500 Series 1073 Style Microphone Preamp – Astound Sound
Gold Complete DIY Kit
Sound Skulptor: MP512 Microphone preamplifier for the '500' Lunchbox - Kit, Preamplifiers, MP512
CAPI VP312 HiZ-DI 500 Series Preamp — Trace Audio Store
5 DIY audio kits to improve your recording - Threecircles Recording Studio
Purple Audio Pants 500 Series Microphone Preamp - Vintage King
CP5 Colour Mic Preamp – DIY Recording Equipment
FiveFish Audio - 500 Series DIY Kits
SCA N72-500 Series Microphone Preamp Module | Seventh Circle Audio
Fredenstein HD MicPre 500 Series Microphone Preamp | Sweetwater
SK-1DI Mic Preamp Kit for 500 Series API Lunchbox, Rev.1.2 now available – FiveFish Audio Blog
Bronze Complete DIY Kit
Sound Skulptor: MP566 Tube microphone preamplifier for the '500' Lunchbox - Kit, Preamplifiers, MP566
Sound Skulptor: MP573 Microphone preamplifier for the '500' Lunchbox - Kit, Preamplifiers, MP573
FiveFish Audio - 500 Series DIY Kits
How to Build your Own Preamp - Sound Skulptor MP573 (NEVE 1073) DIY Build PART 1 - YouTube
