Dolby 740 Spectral Processor #3

The Dolby 740 Spectral Processor is a unique two-channel dynamic processor designed to reveal detail, ambience and presence without flattening the natural dynamics of the source. Based on the filtering behaviour of Dolby SR noise reduction, it works a little like a “detail enhancer”, lifting low-level information while leaving louder signals largely untouched.

Instead of conventional compression or EQ, the 740 processes low-level signals in a sidechain, where up to 20 dB of boost can be applied across low, mid and high frequency bands. This lets you bring out room tone, harmonics, air, punch and subtle musical detail without simply making everything louder or more compressed.

Each channel offers adjustable threshold, three-band boost, variable crossover points, source noise reduction, selectable filters and output level control. A stereo link function keeps the image stable when working with stereo material, while the independent EQ controls still allow careful tonal shaping per channel.

A fascinating and very musical studio tool for mastering, broadcast, post-production, live sound and creative mix work, the Dolby 740 is ideal when you want more clarity, presence and excitement while keeping the original dynamics intact.

Key Features

* Two-channel dynamic spectral processor
* Based on Dolby SR filtering principles
* Enhances low-level detail without compressing transients
* Up to 20 dB boost in low, mid and high bands
* Adjustable low/mid and mid/high crossover points
* Threshold control with LED activity metering
* Sliding-band source noise reduction up to 12 dB
* Selectable high-pass and low-pass filters
* Stereo link for stable stereo processing
* Balanced XLR inputs and outputs
* Switchable +4 dBu / -6 dBu operating level
* 1U rackmount format

Serial no: #162

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