Plinius Audio SA-103 manual Specifications

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SPECIFICATIONS

125-WATTS RMS PER CHANNEL INTO 8 OHMS. BOTH CHANNELS DRIVEN FROM 20Hz TO 20kHz.

BRIDGED/BALANCED MONO OUTPUT: 460 Watts RMS 20Hz to 20kHz into 8 ohms.

FREQUENCY RESPONSE: 20Hz to 20kHz ±0.2dB. -3dB at 5Hz and -3dB at 70kHz.

DISTORTION: Typically <0.05% THD at rated power. 0.1% THD and IM worst case prior to clipping.

SATURATION: 140 Watts per channel or greater into 8Ω. 220 Watts per channel or greater into 4Ω.

CURRENT OUTPUT: 50A short duration peak per channel. Fuse protected.

RISE TIME: Typically 5µs.

PHASE RESPONSE: +0° at 20Hz and -14° at 20kHz.

HUM & NOISE: 100dB below rated output 20Hz to 20kHz A-weighted.

INPUT SENSITIVITY: 0.8V RMS for rated output at 1kHz.

INPUT IMPEDANCE: 47kΩ.

HEIGHT: 220mm (8 3/4")

WIDTH: 500mm (19 3/4")

DEPTH: 455mm (18")

WEIGHT: 38kg (83lbs)

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Contents Page Serial Number Final Test Certified By Design Philosophy Contents Precautions Amplifier Features Front Panel Mute SwitchClass a Switch Page Amplifier Features Rear Panel Input Terminals Amplifier Configuration Selector ACSOutput Terminals Stereo BALANCED/UNBALANCED SignalsGround Lift Switch Mains SwitchMains Power Cord IEC Connector Output Terminals BRIDGED/MONOInstallation and Operation Placement and VentilationMains Voltage Connection Rear Panel Showing Location of INPUT/OUTPUT Terminals INPUT/OUTPUT ConnectionRCA Stereo RCA Bridged MonoXLR Stereo BI-WIRING XLR Balanced MonoTermination Quality Phasing or Polarity Connecting the Mains SupplyError Detection Fuse ProtectionEcologic Control MAINS/LINE Fuse LED Brightness ControlLoudspeaker Selection WHY Class a is Better Specifications Pages 7,20 IndexContact Details

SA-103 specifications

Plinius Audio SA-103 is an exceptional power amplifier designed for audiophiles seeking high-quality sound reproduction combined with robust performance. Renowned for its distinctive warm tone and ability to drive a wide range of speakers, the SA-103 stands out in the realm of high-fidelity audio equipment.

One of the primary features of the SA-103 is its impressive power output. Delivering 100 watts per channel into an 8-ohm load, and doubling that output into 4 ohms, this amplifier can effortlessly drive many speaker types, making it versatile enough for both dynamic home theater setups and demanding stereo listening environments. The amplifier’s dual mono design ensures that each channel operates independently, reducing crosstalk and providing a cleaner soundstage with greater separation between the left and right channels.

The SA-103 utilizes Plinius' unique “Class A biased” architecture, which enhances sound quality by delivering a warm, natural tone. This design minimizes distortion and provides high linearity throughout the amplifier's operating range. The added flexibility of a switchable gain setting allows users to adjust the output to suit their specific system requirements and room acoustics, ensuring optimal performance in various environments.

Another standout characteristic of the SA-103 is its robust construction. Built with high-grade components, including a heavy-duty transformer and custom-designed capacitors, the amplifier boasts durability and longevity. The premium build quality is not just for looks; it also contributes to reducing resonance and vibration, further enhancing audio clarity.

The input stage of the SA-103 features sophisticated circuitry that provides an incredibly low noise floor. This is particularly beneficial for critical listening sessions where high sensitivity is essential. Additionally, the amplifier is equipped with high-quality binding posts and XLR inputs, allowing for secure connections and compatibility with various audio sources.

Heat management is addressed efficiently in the SA-103, utilizing large heatsinks and a cooling architecture that ensures the unit operates smoothly even during extended use. Overall, Plinius Audio SA-103 represents not only an investment in high-performance audio gear but a commitment to delivering a pristine listening experience, characterized by depth, balance, and expressive detail. For anyone serious about audio quality, the SA-103 remains a compelling choice in the power amplifier landscape.