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Yamaha CR-620 User Manual

Yamaha CR-620
30 pages
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Yamaha CR-620 Specifications

General IconGeneral
Tuning RangeFM, MW
Input Sensitivity2.5mV (MM), 150mV (line)
Output150mV (line)
Speaker Load Impedance4Ω to 16Ω
Frequency Response10Hz to 50kHz
Signal to Noise Ratio75dB (MM), 90dB (line)
Channel Separation50dB (1kHz)
Power Output35W per channel into 8Ω (stereo)

Summary

PANEL OPERATION

SPECIFICATION

Amplifier Section Specifications

Lists technical performance data for the amplifier stage of the receiver.

Tuner Section Specifications

Details technical performance data for the FM/AM tuner stages.

BLOCK DIAGRAM

DISASSEMBLY PROCEDURES

DIAL CORD STRINGING

ADJUSTMENT

Adjusting Amplifier Circuit Board

Procedures for calibrating the amplifier circuit board, including idling current.

Adjusting Tuner Circuit Board

Instructions for calibrating the tuner circuit board.

Adjusting FM Section Tracking Error

Procedures for fine-tuning the FM section's tracking accuracy.

Adjusting AM Section Tracking Error

Procedures for fine-tuning the AM section's tracking accuracy.

CIRCUIT BOARDS

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