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Rupert Neve Designs Shelford Diode Bridge Compressor

BH #RU5254 • MFR #5254
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Rupert Neve Designs Shelford Diode Bridge Compressor
Key Features
  • Stereo or Dual-Mono Compressor
  • Adds Character to Guitars, Vocals & More
  • Improved Performance over Vintage Units
  • 6 Timing Controls
Get a classic vintage sound with better headroom and markedly improved control thanks to the Rupert Neve Designs Shelford Diode Bridge Compressor. This stereo compressor takes the classic diode-bridge compressor of Neve's early days and updates elements of the power supply and signal path for the modern world. As such, it's supremely useful on vocals, drum busses, guitars, and sometimes, even the mix buss.
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Rupert Neve Designs 5254 Overview

Get a classic vintage sound with better headroom and markedly improved control thanks to the Rupert Neve Designs Shelford Diode Bridge Compressor. This stereo compressor takes the classic diode-bridge compressor of Neve's early days and updates elements of the power supply and signal path for the modern world. As such, it's supremely useful on vocals, drum busses, guitars, and sometimes, even the mix buss.

This is not a transparent compressor for subtle detailed work. Instead, unit offers a weighty, dense, and harmonically rich tone for adding saturation as well as dynamic control. Though the unit provides the characteristic grit and feel of the vintage classic, Neve took great care to improve the performance of this characterful compressor compared to previous models. The noise floor is lower, the time constants are more flexible, and the sidechain detection has been tweaked for a better dynamic response. You can really push a vocal, guitar, or bass to the front of the mix while adding just the right amount of saturation, and nothing more.

A unified TIMING control offers six selectable settings over the customary three found on vintage units. A blend knob allows for parallel compression without any additional patching. You'll also find controls over threshold, ratio, and the sidechain path, all useful for shaping the response to your needs.

On the rear of the unit, you'll find a balanced XLR I/O path as well as a 1/4" TRS send/return path for the sidechain. Use the external sidechain if you wish to feed the compressor with independently tweaked material. A wordwide power supply is built into the compressor with a power cord included.

Classic Diode Bridge Tone
Capture the punchy, larger-than-life tone used on countless hit records for the last 50 years.
Advanced Timing Controls
Custom-shape your compression envelope with the unified timing control, which enables a much wider range of responses than vintage units or clones.
Custom Transformers and Class-A Line Amplifiers
Vintage warmth meets the improved headroom and precision of Rupert Neve's updated transformer-coupled line stages.
31-Position Detented Controls
Accurately recall and match your settings with precision and speed.
Built-In Parallel Compression
Internal blend control enables you to subtly dial in more dramatic compression settings for color as desired.
Full-Wave Sidechain Detection
Enhanced from the vintage unit's half-wave design, the updated sidechain detector provides substantially more accuracy.
Stereo Linking
Run your compressors in either dual-mono or stereo configurations.
Internal Universal Power Supply
EIC connection for worldwide AC power from 90-240V embedded in the 1 RU rack-mountable chassis.
UPC: 763854076781

Rupert Neve Designs 5254 Specs

Impedance
Input Impedance: 10 Kilohms
Output Impedance: 40 Ohms
Maximum Level
Maximum Input Level (+4 dBu Selected): +26.7 dBu Typical
Maximum Output Level: +26.7 dBu Typical
Noise
Noise (22 Hz to 22 kHz BW): -104 dBu Typical
THD & Noise
0.0008% Typical @ 1 kHz, Maximum Level (22 Hz to 22 kHz BW)
Frequency Response
10 Hz to 120 kHz ±0.25 dB Typical
Compressor
Noise @ 0 dB Make-Up Gain (22 Hz to 22 kHz BW): -84.5 dBu Typical
Noise @ +20 dB Make-Up Gain (22 Hz to 22 kHz BW): -64.5 dBu Typical
FAST: Attack 250 μS to 2 mS / Release 100 to 200 ms Typical
MF (MEDIUM FAST): Attack 1 to 5 ms / Release 100 to 200 ms Typical
MED (MEDIUM): Attack 3 to 18 ms / Release 350 to 700 ms Typical
MS (MEDIUM SLOW) Attack 5 to 40 ms / Release 600 ms to 1 Second Typical
SLOW: Attack 10 to 80 ms / Release 800 ms to 1.5 Seconds Typical
AUTO: Attack 5 to 40 ms / Release T1 400 to 900 ms, T2 1 to 2 Seconds Typical

Note: TIMING Measurements Represent the Full Range Achievable between 1.5:1 and 8:1 Ratio and FAST Mode
Dimensions
19 x 8.3 x 1.7" / 48.3 x x 20.9 x 4.2 cm
Weight
Not Specified by Manufacturer
Packaging Info
Package Weight
10.615 lb
Box Dimensions (LxWxH)
24.8 x 13.3 x 4.1"

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