The Retro Instruments 176 Limiting Amplifier has the largest feature set in any variable-mu design. Its design is based on a Bill Putnam classic, the UA 176. The Retro 176 faithfully reproduces the... View more

The Retro Instruments STA-LEVEL is a replica of the legendary 1956 Gates STA-LEVEL. The STA-LEVEL dominated the sound of hit radio in the 1960's. Now these super musical sounding compressors have... View more

The Revolver is a Dual-Channel Tube Compressor based on the sound of the British Invasion Retro Revolver - A Revolution in a Rack. When you first put your ears to the Retro Revolver, you'll hear some... View more

The RETRO Instruments 2A3 is designed as an ultra High-Fidelity Program Equalizer whose sonic benefits go beyond the equalization process. Vintage Tube Amplifiers and Custom-Designed Transformers set... View more

The Retro Instruments Doublewide is a single-channel tube compression amplifier for API 500 Series. Single-channel tube compression amplifier for 500 Series. The Retro Doublewide is a true... View more