Annonces 540 Tube Mic Preamp
Alerte nouvelle annonceForums dbx 540 Tube Mic Preamp
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Fiche technique
- Fabricant : dbx
- Modèle : 540 Tube Mic Preamp
- Série : 500
- Catégorie : Préamplis à lampes
- Fiche créée le : 23/01/2016
single-slot 500-series tube microphone preamp with Optical Compressor
- 12AX7 electron tube
- Class A transformless high voltage signal path
- Adjustable optical compressor
- Switchable phantom power
- Switchable phase invert
- Switchable -20dB pad
- Dual-function VU meter: master volume / gain reduction
- Input gain control
- Output volume control
Specifications
| Mic/Line Input Connectors | TRS balanced |
| Impedance | 3k Ohms |
| Mic Input Gain | 10dB to 60dB |
| Phase Reversal | Switchable |
| Phantom Power | +48V, switchable |
| Instrument Input Connector | 1/4" jack unbalanced (or XLR from back panel) |
| Instrument Input Gain | 0dB to 45dB |
| Output Connectors | XLR & 1/4" jack (back panel) |
| Line in Frequency Response | 10Hz to 40kHz within 1dB |
| Mic in Frequency Response | 10Hz to 40kHz within 2.5dB |
| Compressor Ratio | 1:1 - 10:1 |
| Compressor Attack | 1ms - 100ms |
| Compressor Release | 0.1s - 3s |
| Shelving filter | 80Hz |
| Slope | 16dB |
| VU meter | -20dBu - +3dBu |
| THD | 0.05% (unweighted) |
| Signal to Noise | >101dB |
| Power Supply | 500 Series Power Supply Required |
Distribué par Freevox
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Autres dénominations : 540 tubemicpreamp, 540tubemicpreamp, 540tube mic preamp