Pioneer SA-7100 KUW User Manual

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Pioneer SA-7100 KUW Specifications

General

Input Sensitivity	2.5mV (MM), 150mV (line)
Output	150mV (line)
Speaker Load Impedance	4Ω to 16Ω
Signal to Noise Ratio	90dB (line)
Semiconductors	transistors

Summary

1. Specifications

Semiconductor Components

Power Amplifier Specifications

Technical performance metrics for the power amplifier section, including output power and frequency response.

Preamplifier Specifications

Technical performance metrics for the preamplifier section, including input sensitivity and impedance.

5. Circuit Description

Equalizer Amplifier Circuit

Explanation of the three-stage direct-coupled equalizer amplifier circuit design.

Control Amplifier Circuit

Description of the control amplifier's two-stage circuit with tone controls and defeat switch.

Power Amplifier Circuit

Protection Circuitry

8. Alignment and Adjustment

Protection Circuit Check

Idle Current Adjustment

Mid-Point Potential Adjustment

10.2 Equalizer Amp Unit Schematic

10.3 Control Amp Unit Schematic

10.5 Power Supply Unit Schematic

10.7 Protection Unit Schematic

10.8 Power Amp Unit Schematic