Fairchild Limiting Amplifiers files
[660_670_Data.pdf] (64kB) Technical Bulletin
[670_CompPlacement.pdf] (422kB) 670 Limiter Component Layout (Rear View)
[670_Manual.pdf] (1041kB) Model 670 Stereo Limiter Instruction Manual
[670_RBT.pdf] (1041kB) Prüfbericht RBT Nürnberg für Fairchild Begrenzerverstärker Typ 670
[670_Schematic.pdf] (432kB) 670 Schematic
[670_schematics_redrawn.png] (221kB) 670 Schematic redrawn
[670_schem.pdf] (531kB) Another 670 schematic redrawn
[670_schemo_hires.zip] (6257kB) Huge hires 670 schematic
[Fairchild.jpg] (70kB) Fairchild 670 front view
[Fairchild_663.jpg] (134kB) Fairchild 663 optical solid state limiter
[Fairchild_662.jpeg] (88kB) Fairchild 662 solid state preamp
Expect more to come