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Page 7

OWNERS MANUAL / GUIDE D' OPERATION

HUM AND NOISE:

-105 dB below max output RMS voltage, unweighted.

DC OFFSET:

Less than 25 millivolts.

PROTECTION:

Fully protected: DC, LOAD and THERMAL.

COOLING:

Interleaved heatsink with DC servo controlled fan.

SLEW RATE:

Power amp: 30 V/usec, 60 V/usec in bridged mode.

(rise time limited to 18 V/usec by input filter).

DAMPING FACTOR:

> 500, 20 Hz - 400 Hz, into 8 ohms.

MAX OUTPUT CURRENT:

`

100 amperes for 10 milliseconds, 50 amperes contin.

TURN ON/OFF:

< 15 milliwatt / seconds, 0.5 Wpk.  (1s on delay)

EFFICIENCY:

Better than 75% at full power into 4 Ohms.

WEIGHT:

40 pounds.  17.75 Kilograms.

SIZE:

3.5" x 19" x 15.75 (front panel to binding posts)

POWER SUPPLY:

Toroidal transformer, 82,000 uF filter caps, combination
power switch/circuit breaker.

POWER CONSUMPTION:

Will not exceed 13.5 Amps under actual conditions.

Содержание Audiopro 3000

Страница 1: ......

Страница 2: ...ital efficiency reproduces music with over 4000 Watts of headroom draws all the power it needs from a standard AC outlet and has excellent distortion and noise specifica tions It will drive reactive phase shifted loads with no difficulty and yet it is fully protected from accidental short circuits Our design goal was to create an amplifier which would do exactly what an amplifier should do reprodu...

Страница 3: ...tests with continuous and compressed music driving two ohm speaker loads connected to each channel the AUDIOPRO 3000 consumed less than 10 amperes on average and the energy management circuit was never activated This performance is due in large measure to the high efficiency of the AUDIOPRO 3000 s output circuitry Other amplifiers draw considerably more power under identical conditions It is nice ...

Страница 4: ... AUDIOPRO 3000 will reproduce music with a headroom of about 4500 Watts into a 4 ohm load We don t know of any subwoofers that can handle such power We recommend that you carefully check the ratings of your speaker system against the power specifications listed in this manual before you consider bridging the AUDIOPRO 3000 We have purposefully made it a little difficult to bridge the AUDIOPRO 3000 ...

Страница 5: ...d against all possible passive load conditions It can operate with a dead short continuously without damage The output stage uses a unique triple slope VI limiting scheme which is sophisticated enough to remain inert during transient currents in excess of 100 amperes and phase angles of more than 45 degrees yet is capable of protecting the output stage from damage due to accidental short circuits ...

Страница 6: ...r optimized heat dissipation system insures that excessive thermal stress will not occur Yorkville s reputation as a manufacturer of reliable equipment will be further enhanced by the AUDIOPRO 3000 The AUDIOPRO 3000 was designed primarily for high power applications It excels at driving big systems and subwoofers to their maximum SPL and its rugged road worthy construction ensures that it will kee...

Страница 7: ...s 475 625 1500 425 4 ohms 750 1200 3000 650 2 ohms 1200 2175 6000 950 BRIDGED WATTS LOAD CONT AVG BURST AVG PEAK INSTANT FTC 20 20KHz 16 ohms 925 1225 3000 850 8 ohm 1500 2400 6000 1300 4 ohms 2400 4350 12000 1900 THD DISTORTION measured at 1 dB below rated power BW 80 KHz LOAD AT 1 KHz 20 Hz 20 KHz 8 ohms 0 003 0 04 4 ohms 0 004 0 05 2 ohms 0 008 0 06 CROSSTALK 75 dB below full power at 1KHz 60 d...

Страница 8: ...ime limited to 18 V usec by input filter DAMPINGFACTOR 500 20 Hz 400 Hz into 8 ohms MAXOUTPUTCURRENT 100 amperes for 10 milliseconds 50 amperes contin TURN ON OFF 15 milliwatt seconds 0 5 Wpk 1s on delay EFFICIENCY Better than 75 at full power into 4 Ohms WEIGHT 40 pounds 17 75 Kilograms SIZE 3 5 x 19 x 15 75 front panel to binding posts POWERSUPPLY Toroidal transformer 82 000 uF filter caps combi...

Страница 9: ...mplifier has overheated Connect AC power cord to a live AC receptacle CAUTION Do not remove chassis cover as there are no replaceable fuses contained inside To verify that the music is get tingthroughtheamplifier con nect music to the amplifier s inputs turn the volume con trols up verify that activity LEDS are flickering Check speakers and cables Put mono stereo switch in stereo position out If m...

Страница 10: ...es s installe dans 2 espaces rack fonctionne avec une efficacité que se rapproche des conception numérique reproduit la musique avec au delà de 4000 watts d extention dynamique tire toute la puissance requise d une prise CA standard et possède d excellentes spécifications pour le bruit et la distortion Il peut conduire une charge réactive et déphasée sans difficulté toute en restant pleinement pro...

Страница 11: ...e 3 dB à la sortie va réduire la consommation de puissance en dessous de 12 ampères même dans les cas extrêmes Sous des tests prolongés avec de la musique continue et compressée et un haut parleur de 2 ohm branché a chaque sorties le AP 3000 a consommé en moyenne moin de 10 ampères et le systeme de gestion énergétique n a jamais été déclanché On attribue cette performance en grande partie a la hau...

Страница 12: ...èmes en levant simplement les tresses de mises à la terre assurez vous que votre câblage électrique est en accord avec les normes de sécurité Historiquement opérer un amplificateur en pont était un moyen d obtenir plus de puissance à partir d un amplificateur de puissance moyenne Le AP 3000 livre plus de puissance sur un canal que la pluspart des amplificateurs montés en pont Avec un charge de 4 o...

Страница 13: ...a pluspart des haut parleurs de grave ainsi qu avec les cabinets pleine bande de haute puissance Une meilleur perception des basses fréquences et un protection contre les excursions excessives qui pourrait possiblement endommager les haut parleurs sont les résultats obtenues suite à l engagement de ce filtre subsonique Lorsque le systeme de gestion énergétique est actif la D E L protectrice reste ...

Страница 14: ...teur haute puissance à offir des spécifications et une performance audio équivalente où supérieur à celles des amplificateurs à distortion très basse telle que les amplificateurs classe A Le AUDIOPRO 3000 a été conçu et fabriqué par Yorkville Sound Ltd Chaque appareil subit une période de rodage minutieuse et chaque circuit est testé manuellement ainsi qu avec équipment controllé par ordinateur L ...

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