Neve 88R LBEQ 500 Series EQ Module
Neve 88RLB Mono Mic Preamp Module
Purple Audio Action 500 Series FET Compressor
Purple Audio Cans II
Purple Audio Moiyn
Purple Audio ODD Inductor Based EQ
Purple Audio Sweet Ten 500 Series Rack
Q2 Audio Compex F765 500
Q2 Audio Compex F765-SP 500 Stereo Pair
Quagliardi Pro Audio 576 - 500 Series FET Compressor
Radial Engineering EXTC 500 Series Guitar Interface
Radial Engineering Workhorse - SixPack 500 Series Desktop Rack
Radial Engineering Workhorse Powerhouse 10-Slot Power Rack
Rupert Neve Designs 511 Portico 500-Series Mic Preamp with Texture Control
Rupert Neve Designs 517 Portico 500 Series Mic Pre / DI / Comp