This manual provides operating instructions for the vacuum tube preamplifier and compressor
The dbx 576 combines a high-quality microphone and instrument preamplifier with world-renowned compression in a single chassis. The unit features a hybrid design utilizing a high-voltage Class A vacuum tube amplification stage coupled with an ultra-low noise solid-state driver stage, along with precision resistors for stability.
| Preamplifier Stage Type | high-voltage class A vacuum tube amplification stage |
|---|---|
| Vacuum Tube Type | 12AU7 |
| Resistor Precision | Precision 1% resistors |
| Burn-in Period | 24-hour burn-in period |
| Warranty Period | two years |
The unit uses premium-grade 12AU7 vacuum tubes that are hand tested and graded specifically for gain, noise, and microphonics.
dbx warrants its products against defects in materials or workmanship for a period of two years from the date of original purchase.
The appliance should not be used near water, such as bathtubs, sinks, laundry tubs, wet basements, or swimming pools.