The Fairchild 660 / 670 Tube Compressor/Limiter - Vintage King
FireChild Compressor: 4 Plugins In 1 - Studio Guru
Black Tornado Studio - Fairchild 670 Limiter. If you examine any monophonic or stereo record or tape available today, from any major labels throughout the world, it undoubtedly uses a FAIRCHILD limiter
Vintage Rewind: Fairchild 660 and 670
Fairchild 660 & 670
StamChild SA-670 - Stereo Analog Tube Compressor | Stam Audio