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Describes the low-level amplifier's role in the introductory section.
Explains the tone amplifier circuit, its coupling, and controls.
Details the X-10 amplifier, its gain, and output connections.
Describes the headphone amplifier, its gain, and frequency response.
Mentions the high and low filter circuit as part of the overall design.
Describes the output amplifier as a component of the model.
Details the tone amplifier's components and frequency response adjustment.
Describes the headphone amplifier circuit and its performance.
Explains the output amplifier and its connection to the center channel.
Step-by-step guide to convert the unit to 240-volt operation.
Procedure for connecting test equipment and setting initial switch positions.
Checks power consumption, stopping if it exceeds 5 watts.
Performs functional checks of all controls and jacks.
Measures hum and noise levels for Phono and Tuner inputs.
Measures maximum output voltage for AUX 1 input.
Checks and adjusts channel balance for accurate audio output.
Tests frequency response for Tape Head and Phono inputs.
Tests tone control performance at 1 KHz, 100 Hz, and 10 KHz.
Tests loudness control response at 100 Hz.
Measures harmonic distortion for the unit.
Troubleshooting steps for excessive line power consumption.
Troubleshooting steps for no line power consumption.
Troubleshooting steps for high hum and noise issues.
Troubleshooting steps for distortion or clipping problems.
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