




Crescendo Audio Symphony S1 Monoblock Amplifier 1500W RMS
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- POWER — 1500W RMS at 1 ohm in a full-range design
- VERSATILITY — Runs midbass and midrange with output up to 5kHz
- CROSSOVER — Built-in 18dB/slope crossover network for precise tuning
- EFFICIENCY — Efficient design only requires 4 gauge power and ground cables
- COOLING — Custom-tooled Symphony heatsink with a silent ball-bearing fan
This Listing Includes: (1) Crescendo Audio Symphony S1 Monoblock Amplifier
The Symphony S1 is a full-range monoblock amplifier suitable for subwoofer duty as well as midbass and midrange thanks to its output frequency up to 5kHz. Heavy copper traces on the Korean-built boards and Tiffany-style RCA input jacks keep the signal clean from input to output. This model does not come with a bass knob. A 150A fuse on the power input is suggested. Authorized Crescendo Audio dealer at JS Ultimate Sounds. Free shipping on orders $99+.
Features
- Full-range Class D monoblock design
- Built-in 18dB/slope crossover network
- Output up to 5kHz for midbass/midrange use
- Custom-tooled Symphony heatsink
- Heavy copper traces on Korean-built boards
- Tiffany-style RCA input jacks
- Silent ball-bearing cooling fan
Specifications
| RMS Power @ 1 ohm | 1500W |
| RMS Power @ 2 ohm | 1000W |
| RMS Power @ 4 ohm | 550W |
| Rated Voltage | 13.8V |
| Recommended Power Wire | 4 gauge |
| Suggested Fuse | 150A |
| Dimensions | 7"L x 7.6"W x 2.5"H |


