SL4K-E49 Link Audio Design

Features:Gain - 26-68 dB Gain Stepped recallable with Grayhill Switch48V - For Phantom Power MicrophonesPol - Switches the Polarity of the InputPad - Enables - 20dB Pad at the InputLow-Cut filter - 10-250 Hz (24dB/oct)High-Cut filter - 3.5-20 kHz (24dB/oct)Colour Module (DIYRE) - to add colorationOutput Fader - -∞ to +12dB after PreampLevel Meter - internal switchable After Fader or After PreampPeak Led - After PreampHigh quality pots (TT Electronics and Alps Alpine)Balanced THAT1646 OutputAS194H Super Matched TransistorsIts running on +16V/-16V/+48V in the 500 API/ VPR Rackor in the GDIY 51X RackMore Pictures and Build ThreadGroupDIY Help ThreadHere are some listening samplesSoundcloud SL Preamp ComparisonBuild DocsBuildguide - PDFNew LED Meter Board and advanced CalibrationLED Meter Buildguide - PDF

Line Audio Design 2MP

500/51X Series SLQ51X SSL styled 4000 EQ / Filter

SL4K-E01 Link Audio Design

SSL 9K & 4K (E Series) 500 / 51X NEW BOARDS Mic Pre Thread 2011, Page 8

Trident CB9054 B-Range Limiter - Schematics?

500 Series Preamp Clone Shootout

ssl in Greater Montréal - Kijiji Canada

500/51X Series SLQ51X SSL styled 4000 EQ / Filter, Page 4

500 series in Ontario - Kijiji Canada

Link Audio Design SLQ51X EQ demo

DIY Recording Equipment Colour Mic Pre with CTX Transformer Colour unit