Rupert Neve Designs 543

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Rupert Neve Designs 543

Rupert Neve Designs

543

4.4 Expert Rating

Product Info

Article Number: 274302
Model: 543
Price: $1,098.90

* Prices may vary. Check retailer for current pricing and availability.

The 543 is a serious compressor, no doubt about it. It’s got that classic Rupert Neve glue, but with a surprising amount of flexibility thanks to those stepless controls. This is a great choice for engineers and producers looking for surgical compression and that vintage vibe on drums, vocals, or anything needing a polished, powerful sound.

Product Description

  • Rupert Neve Designs Portico 543
  • Compressor (500 Series)
  • Preamplification: stepless from 6 dB to +20 dB
  • Threshold range: stepless from 36 dB to + 22 dB
  • Ratio range: stepless from 1.1: 1 to limit (40: 1)
  • Attack range: stepless from 20 mS to 75 ms
  • Release range: infinitely variable from 100 ms to 2.5 seconds
  • FF / FB: Feed-Forward or Feed-Back VCA control
  • Maximum output level: balanced and floating transformer output
  • Max. Output from 20 Hz to 40 kHz is +23 dBu
  • Total Harmonic Distortion and Noise: @ 1 kHz
  • +20 dBu output level
  • No load
  • Main Output
  • compressor bypassed: better than 0.0006%
  • Main Output
  • compressor activated: better than 0.02%
  • Noise: measured at the main output
  • Unweighted
  • 22 Hz-22 kHz
  • Terminated 40 Ohms
  • Frequency range: Main output
  • Unity Gain @ 18 Hz
  • +/- 3 dB. @ 150 kHz 3 dB
  • Crosstalk measured channel to channel: 90 dB @ 15 kHz
  • Monitor INPUT LEVEL and GAIN REDUCTION
  • Construction: API Series 500 rack format
PROS
  • • Exceptional transient control with the stepless attack/release
  • • Transformer-based output delivers Rupert Neve's signature warmth
  • • Remarkably low distortion, even with compression engaged
  • • Flexible FF/FB mode offers diverse tonal shaping options
CONS
  • • Price point places it firmly in the premium-priced category
  • • Limited to a single channel, demanding multiple units for stereo
  • • Steep learning curve mastering the vast parameter ranges

Product Video

Key Features

Module Type Compressor
Channels 1
Controls Stepless Attack, Release, Ratio, Threshold, Gain
Compatible Format 500 Series
Weight 2.3 lbs

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Frequently Asked Questions

The API 2500 is more aggressive and characterful, while the 543 offers more transparency and subtle shaping capabilities. It's a different tool for different jobs; the 543 is for precision, the 2500 for attitude.
Absolutely. It adds a subtle harmonic richness and a pleasing saturation when pushed, contributing to the signature Rupert Neve sound and providing a more analog feel.
Yes, it requires more attention and practice, but careful note-taking and a good understanding of the parameters will allow for repeatable results. It’s rewarding once mastered.

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