LDR Preamplifier
| Brand | Aum Acoustics |
| Function | Amplifier, Pre |
| Country | United States |
| Model ID | Volume Control |
| Form Factor | Standard Width |
| Signal Path | Hybrid Analog / Digital Hardware |
| Dimensions | 30.5 × 5.7 × 20.3 cm (W × H × D) |
| Passive Volume Control | Tortuga Audio Master Controller |
| Output Impedance | 10kΩ |
| MSRP (2017) | $2995 |
| Channels | 2 Channel |
| Connections |
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| Controls |
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| Displays |
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| Links | Product Page |