Compressors & Limiters

Compressors and limiters are essential dynamics processors used throughout recording, mixing and mastering. From early valve and variable-mu designs to FET, VCA and optical circuits, hardware compressors have shaped the control, punch and tonal character of recorded sound across decades of studio production.

This archive covers both vintage studio compressors and modern hardware designs, including faithful recreations and contemporary interpretations of classic circuits. From original units produced in the 1960s and 1970s to current production models and replicas, these dynamics processors remain central to professional studio workflows.

Made In U.S.A.

Released in 1965 /

Gates FM Top-Level Limiter

Compression Type: Frequency-Sensitive Sidechain

The Gates FM Top Level Limiter is a 1960s solid-state dual-channel audio processor designed for FM broadcasters. It prevents overmodulation with instant attack and release, offering ±1 dB response from 30–15,000 Hz, 28 dB gain, and outputs up to +18 dBm at 600 ohms. It’s durable, compact, and efficient, enhancing FM audio quality while reducing distortion and noise.

Made In U.S.A.

Released in 1967 /

Altec 1591A Compressor Amplifier

Compression Type: Optical

The Altec 1591A is designed for seamless mixing of high- and low-level inputs, compression, or linear amplification, while maintaining dynamic range integrity in environments such as recording and broadcast studios, theatres, stadiums, schools, churches, hotels, arenas, convention centres, military complexes, and public address systems.

Made In U.S.A.

Released in 1967 /

Urei 1176 Limiting Amplifier

Compression Type: FET

There are not a lot of limiters designed in the 1960s that are still in production today, but the legendary Urei 1176 is one such beast. While the name Urei has long since vanished from the pro audio world, this limiter can still be purchased brand new from Universal Audio.

Made In U.S.A.

Released in 1968 /

Shure Level-Loc Audio Level Controller

Compression Type: FET

The Shure Level-Loc is a transistorised level controller that automatically reduces loud signals to maintain smooth and consistent output. Originally designed for speech clarity in public address systems, it later became prized in studios for its bold, aggressive compression.

Made In U.S.A.

Released in 1969 /

Teletronix LA-3A Leveling Amplifier

Compression Type: Optical

If you took the gentle optical compression of the Teletronix LA‑2A and fused it with the solid‑state punch and clarity of the Urie 1176, you would have the Teletronix LA-3A. It has become a secret weapon compressor for many engineers, with a unique character capable of moving sounds right to the front of your mix.

Made In U.S.A.

Released in 1971 /

Allison Research Gain Brain 700 Limiter

Compression Type: FET

The Allison Research Gain Brain 700 was a 1971 modular studio limiter with peak and quasi-RMS operation, dual-threshold control, fast gain reduction metering and compatibility with Allison Research console and rack mounting systems.

Made In U.S.A.

Released in 1972 /

Eventide Omnipressor Compressor

Compression Type: VCA

Unleash the sonic magic of the past with the Eventide Omnipressor, a legendary audio processor born in 1972. This timeless piece of gear has been a staple in the music industry for over five decades, and it’s not hard to see why.

Made In U.S.A.

Released in 1975 /

dbx 160 Compressor/Limiter

Compression Type: VCA

The dbx 160 and 161 are single-channel compressor/limiters combining sophisticated technology and user-oriented features in a compact package. Unique circuit designs, such as true rms level-detection and feed-forward gain reduction, place the 160 and 161 in a completely different class from conventional compressor/limiters.

Explore the full dbx 160 Series Series

Made In U.S.A.

Released in 1975 /

Altec 1612A Limiting Amplifier

Compression Type: FET

In audio systems, input signal levels can vary significantly. The Altec 1612A is excellent for managing dynamic range, ensuring the overall sound level is more consistent. It operates as a limiter or a line amplifier, equipped with two inputs, a compression/VU meter, a dual range attack/release switch, and a limit/line balance control that prevents limiting from altering the preset output level.

Made In U.S.A.

Released in 1975 /

Valley People Dyna-Mite Compressor Limiter

Compression Type: VCA

The Valley People Dyna-Mite compressor was released in 1975. It became well-known for its distinctive sound, which was a combination of compression, limiting, and distortion, and it was highly regarded by engineers and producers for its versatility in both studio and live settings.

Made In U.S.A.

Released in 1976 /

dbx 162 Stereo Compressor/Limiter

Compression Type: VCA

The dbx 162 compressor/limiter is one of the most iconic studio compressor/limiters to have ever graced a studio. The dbx 162 compressor/limiter is a stereo device using true rms level detection circuitry tor signal sensing and sophisticated voltage-controlled amplifiers as the gain control elements.

Explore the full dbx 160 Series Series

Made In U.S.A.

Released in 1976 /

Urei LA-5 Audio Leveler

Compression Type: Optical

Urei introduced the Urei LA-5 Audio Leveler with the specific needs of sound reinforcement professionals in mind.