Philips 22AH572-44 User Manual

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Philips 22AH572-44 Specifications

General

Input Sensitivity (MM)	2.5 mV
Dimensions	482 x 150 x 334mm
Weight	9kg
Frequency Response	20Hz - 20kHz
Speaker Load Impedance	8 Ohms
Input Sensitivity	150 mV (line)
Input Impedance	47 kOhms
Power Supply	220V

Summary

Introduction

Installation

Location

Choosing a suitable placement for the pre-amplifier, considering environmental factors.

Additional Equipment

Advice on selecting compatible audio components for the system.

Power Amplifier or MFB Speaker System Connection

Connecting to stereo power amplifiers or MFB loudspeakers via output terminals.

Record Player Connection

Instructions for connecting turntables and adjusting phono input sensitivity.

Tuner Connection

Connecting an AM/FM stereo tuner to the dedicated tuner input.

Tape Deck Connection

Connecting tape decks for recording, playback, and dubbing.

Aux Inputs Connection

Connecting additional audio sources like cassette decks or TVs.

Typical System Connection

Controls

Master Power

Location and function of the main power switch on the rear panel.

Power

Front panel touch switch for turning the pre-amplifier on and off.

Headphone

Connecting headphones for private listening via the front panel jack.

Output 1,2

Touch switches to select audio outputs or use both simultaneously.

Tone Defeat

Bypasses bass and treble controls for a flat frequency response.

Bass and Treble

Controls for adjusting low (bass) and high (treble) frequency response.

Low Filter

Eliminates low-frequency noise like rumble or hum.

High Filter

Reduces noise from records, tape, and FM hiss.

Mute

Temporarily reduces volume by 20 dB without turning the volume knob.

Loudness

Boosts bass and treble at low volumes for enhanced listening.

Mode Selector

Selects between stereo, reverse stereo, and mono listening modes.

Tape Selector

Controls functions for tape recording, playback, and dubbing.

Monitor

Used with Tape Selector for tape monitoring and playback modes.

Tape B Jacks

Front panel jacks for connecting a tape deck, disabling rear terminals.

Volume

Adjusts the overall sound level for both channels simultaneously.

Balance

Balances the volume level between the left and right channels.

Select

Chooses the program source from various inputs like Phono, Tuner, Aux.

Operation

Record Player

Step-by-step guide for playing records and adjusting levels.

Tuner

Instructions for operating and adjusting settings for tuner input.

Auxiliary Source

How to connect and operate external audio sources via Aux inputs.

Tape Recording

How to record audio signals onto tape decks.

Monitoring a Recording

How to monitor recordings in progress using three-head tape decks.

Tape Playback

Instructions for listening to recorded material from tape decks.

Duplicating a Tape

Steps for copying tapes from one deck to another.