Parasound HCA-1205A owner manual Parasound HCA-855A Specifications Continuous Power Output

Page 11

Parasound HCA-855A Specifications

Continuous Power Output

85 watts RMS x 5, 20 Hz-20 kHz, 8 Ω 125 watts RMS x 5, 20 Hz-20 kHz, 4 Ω

Current Capacity

30 amps peak per channel

Slew Rate

> 130 V/microsecond

Power Bandwidth

5 Hz-100 kHz, +0/-3 dB at 1 watt

Total Harmonic Distortion

< 0.03 % at full power; < 0.01 % typical levels

IM Distortion

< 0.03 %

TIM

Unmeasureable

Dynamic Headroom > 1.5 dB

Interchannel Crosstalk

>80 dB at 1 kHz

>60 dB at 20 kHz

Input Impedance

33 kΩ

Input Sensitivity

1 V for 28.28 V 1.2 V for full output

S/N Ratio

> 115 dB, full power, IHF A-weighted

Damping Factor

> 800 at 20 Hz

Dimensions

17" wide x 5 1/4" high x 16" deep (6" high with feet)

Power Requirements

110 Vac-120 Vac 750 Watts

Net Weight

41 lb

-11-

Image 11
Contents N U a L Figure #1 HCA-1205A Front and Rear Panel Drawings Table of Contents Important Safety InstructionsImportant Safety Instructions Power Switch Figure #2 HCA-855A Front and Rear Panel Drawings Unpacking Your Amplifier Polarity Home Theater Configurations and Input ConnectionsMinimum Impedance Precautions Current Overload LEDs Automatic Turn OnAC Line LED Standby/Normal Operation LEDsIf All Else Fails Main Power FuseLevel Controls Power Requirements Parasound HCA-1205A Specifications Continuous Power OutputPower Bandwidth DimensionsParasound HCA-855A Specifications Continuous Power Output Parasound Products, Inc

HCA-1205A specifications

The Parasound HCA-1205A is a highly regarded audio power amplifier known for its exceptional performance and versatile applications. Designed to deliver high-quality, reliable power to a range of audio systems, the HCA-1205A is particularly favored by audiophiles and home theater enthusiasts.

One of the standout features of the HCA-1205A is its five-channel configuration, allowing it to effectively drive multiple speakers while maintaining a compact footprint. Each channel is rated at 120 watts into 8 ohms and can deliver up to 200 watts into 4 ohms, providing ample power for a wide range of speaker types and impedances. The amplifier's robust power output ensures dynamic sound reproduction across all audio frequencies, translating to a compelling listening experience.

The HCA-1205A employs advanced circuit design, including a high-current, Class AB topology. This design strikes a balance between efficiency and sound quality, delivering clean, distortion-free amplification even during demanding playback scenarios. The amplifier incorporates large power supplies and heavy-duty output transistors, which contribute to its ability to drive low impedance loads without compromising performance.

Another notable feature of the HCA-1205A is its thermal management system. Equipped with large heat sinks and an advanced cooling design, the amplifier remains cool even during extended use, ensuring reliability and longevity. The inclusion of short-circuit and thermal protection circuits further enhances safety, preventing damage under adverse conditions.

Connectivity is made convenient with various input options, including RCA connections and balanced XLR inputs. The amplifier's rear panel features a range of output binding posts, allowing for flexible speaker connections and easy integration into existing audio setups. Additionally, the HCA-1205A supports bridged operation for increased power output in specific configurations.

Parasound is known for its commitment to quality, and the HCA-1205A is no exception. Its build quality is robust, featuring a sturdy chassis that minimizes vibration and interference. The amplifier's aesthetic design, with a sleek finish and informative front panel, fits seamlessly into any modern audio or home theater environment.

In summary, the Parasound HCA-1205A is a powerful and versatile audio amplifier that stands out due to its exceptional sound quality, advanced technological features, and reliable performance. Whether for a robust home theater setup or a high-fidelity audio system, the HCA-1205A is an excellent choice for those seeking to elevate their listening experience. Its combination of power, efficiency, and flexibility solidifies its status as a preferred amplifier among audio enthusiasts.