



Rotel RB-1590 Stereo Power Amplifier
Rotel RB-1590 Stereo Power Amplifier is a high-performance Class AB power amplifier engineered to deliver exceptional authority, refinement, and control for premium two-channel audio systems. Built around a robust power supply with custom-made toroidal transformers and high-quality British-made capacitors, it provides the current reserves needed to drive demanding loudspeakers with ease. Its true monoblock circuit design enhances channel separation and stereo imaging, while balanced XLR and RCA inputs ensure seamless integration with high-end preamplifiers, making the RB-1590 an outstanding choice for discerning hi-fi enthusiasts.
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Specifications
Rotel RB-1590 Stereo Power Amplifier
| Specification | Value |
|---|---|
| Brand |
Rotel |
| Model |
RB-1590 |
| Product |
Stereo Power Amplifier |
| Amplifier class |
Class AB |
| Power output 8 ohms |
350 watts/channel |
| Power output 4 ohms |
648 watts/channel |
| Balanced xlr inputs |
Yes |
| Rca inputs |
Yes |
| Toroidal transformers |
Dual custom toroidal transformers |
| Capacitors |
Eight British made BHC slit foil capacitors |
| Circuit design |
True monoblock design |
| Speaker binding posts |
Two pairs 5-way |
| 12v trigger |
Yes |
| Protection |
Thermal overcurrent over-voltage dual staged power on relay |
| Detachable iec power cord |
Yes |
| Chassis |
5U with included rack ears |
| Thd 20hz 20khz 8 ohms |
<0.03% |
| Imd 60hz 7khz 4to1 |
<0.03% |
| Frequency response |
10 Hz-100 kHz |
| Damping factor 1khz 8 ohms |
300 |
| Minimum speaker impedance |
4 Ohms minimum (8 Ohms rated) |
| Signal to noise ratio a weighted |
120 dB |
| Crosstalk separation |
>50 dB |
| Input impedance sensitivity unbalanced |
12k Ohms / 2.2 V |
| Input impedance sensitivity balanced |
100k Ohms / 3.5 V |
| Gain unbalanced |
27.5 dB ±0.5 dB |
| Gain balanced |
23.5 dB ±0.5 dB |
| Power requirements usa |
120 V 60 Hz |
| Power requirements ec |
230 V 50 Hz |
| Power consumption |
800 watts |
| Standby power |
<0.5 watts |
| Btu 4 ohms 1 8 power |
2100 BTU/h |
| Dimensions mm |
431 x 237 x 456 mm |
| Dimensions in |
17 x 9 3/8 x 18 in |
| Front panel height |
5U / 221 mm / 8 3/4 in |
| Weight |
38.1 kg / 84 lbs |
Product Details
