Description
New weather-resistant & high-performance JBL Marine amplifiers deliver impressive power from a compact chassis designed to withstand outdoor environments. Available with 4-channel and 5-channel outputs.
JBL Marine amplifiers incorporate our latest amplifier topology that includes selectable all-, high-, or low-pass crossovers with variable electronic frequency adjustment for precision system tuning.
Engineered for harsh marine conditions, with power and performance to meet the needs of any outdoor audio system, JBL Marine amplifiers are the perfect match for all of your JBL marine products.
Features
Compact size
High- and low-level inputs
Selectable output and variable
Adjustment crossovers
Product value
Cosmetic appeal
Conformal-coated PCB
Variable crossovers
Big dynamic power
| BLA CODE | 117390 | 117392 |
|---|
| Description | MA704 | MA4505 |
| Total RMS power | 400W | 750W |
| Total peak power | 1000W | 1800W |
| RMS power @ 4 ohms | 70W x 4 | 45W x 4 320W x 1 |
| RMS power @ 2 ohms | 100W x 4 | 65W x 4 500W x 1 |
| RMS bridged power @ 4 ohms | 200W x 2 | 130W x 2 |
| Frequency response | 10Hz-40kHz | 10Hz-40kHz (full range) 10Hz-320Hz (sub) |
| Maximum signal input | 20V | 20V |
| Maximum sensitivity | 200mV | 200mV |
| Line in signal-to-noise ratio (reference to 1 watt) | ≥85dB | Full:≥85dB Sub:≥80dB |
| THD+N at rated power (@2k Hz-20k Hz) | ≤1% | ≤1% |