Classe audio p 403 owners manual

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P-403 ISSUE 1 MAY 99 -2- CLASSÉ DESIGN PHILOSOPHY 1. REPEATED LISTENING DESIGN SESSIONS: Fine tuning of sound by exchanging and mixing of parts (transistors, capacitors, wiring, PCB boards etc.), and adjusting many specific operating voltages within proper engineering ranges, producing an overall sonic recipe giving the most natural harmonic realism of music typical of instruments in a live performance. 2. CIRCUIT DESIGN: The P-403 is based on Classés whole history of designing and building High End amplifiers.The P-403 is an Ultra- High performance amplifier of incredible sonic realism capable of transmitting to the listener the emotional essence of the music. The P-403 has a massive toroidal transformer totalling 3 KVA, each with their own power cords and a huge storage capacity which totals over 85000 uF per channel . The P-403 has 12 high voltage/current Bi-Polar output devices per channel. Discrete high voltage/current voltage regulation for the pre-driver and input sections. Also featured are heavily gold plated bars connecting supplies of the output devices. Gold plated input and output connectors. Oxygen free copper wiring. All signal carrying cables are shielded and have Litz type configuration. The P-403 is symmetrical from input to output 3. EXTREME LONG LIFE IN REAL WORLD CONDITIONS: Choosing the best attainable quality parts and materials combined with the advantages of the two above-mentioned areas provides Classé owners with years of proven trouble free reliability and musical enjoyment.

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P-403 ISSUE 1 MAY 99 -3- P-403 OWNER'S MANUAL TABLE OF CONTENTS UNPACKING & SET-UP.................................................................... 4 GENERAL CONNECTIONS.............................................................. 5 CONNECTIONS FOR REGULAR AND BALANCED INPUTS.... 8 PROTECTION CIRCUIT.................................................................... 10 IR IN AND OUT-¦-¦...-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦ 11 SPECIFICATIONS-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦... 14