RUPERT NEVE DESIGNS 5025 Dual Shelford Mic Pre — Preamp / DI
RUPERT NEVE DESIGNS 5025 Dual Shelford Mic Pre — Preamp / DI
Rupert Neve Designs 5025 Dual Shelford Mic Pre is a two-channel, 1RU microphone preamplifier that places two Shelford mic preamp channels in one rack chassis with an internal power supply.
Specifications
Format
| Product type | Two-channel microphone preamplifier |
|---|---|
| Rack format | 1RU 19-inch rackmount with internal power supply |
| Channels | 2 |
Preamplifier
| Gain | Up to 72 dB low-noise Class-A gain |
|---|---|
| Input transformer | Custom step-up transformer supplies the first 15 dB of gain |
| Input impedance | 2.2 kOhm |
| Maximum input level | +24.9 dBu at 1 kHz |
Outputs and Tone
| Outputs | Main output and -6 dB output on each channel |
|---|---|
| Main output max | +26.7 dBu at 1 kHz |
| Minus 6db output max | +20.7 dBu at 1 kHz |
| Silk texture | Silk Red and Silk Blue modes with Texture control for output-stage harmonic content |
Performance and Controls
| Frequency response | 20 Hz to 20 kHz +/-0.25 dB; product text also states flat from below 10 Hz to above 60 kHz |
|---|---|
| Ein | -127 dBu at main output and -133 dBu at -6 dB output, +66 dB gain |
| Phantom power | 48 V phantom power |
| Polarity | Polarity reverse |
| High pass filter | Sweepable high-pass filter |
Fit and constraints
Intended use
Constraints
To use it
Questions
Which connections, drivers, operating systems, and sample rates are supported by this exact revision?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
What cables, mounts, power supplies, or licenses are included?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
Is the current retailer listing new stock, demo stock, open box, or special order?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
Description
Rupert Neve Designs 5025 Dual Shelford Mic Pre is a two-channel, 1RU microphone preamplifier that places two Shelford mic preamp channels in one rack chassis with an internal power supply. The manufacturer specifies a transformer-gain Class-A mic input stage, 72 dB available gain, 2.2 kOhm input impedance, +24.9 dBu maximum input level at 1 kHz, +/-0.25 dB response from 20 Hz to 20 kHz and EIN figures down to -127 dBu at the main output with +66 dB gain. Each channel includes phantom power, polarity, sweepable high-pass filtering, Silk Red/Blue harmonic modes with Texture control, and dual output transformer taps: main output up to +26.7 dBu and -6 dB output up to +20.7 dBu. Dimensions are 19 x 9.25 x 1.75 in and weight is 9 lb. No GTIN was found in accessible manufacturer or retailer data.