Parasound HCA-1500A Скачать руководство пользователя страница 10

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Special Features for the Parasound HCA-1500A

• Designed by John Curl

• THX certified by Lucasfilm Ltd.

• Independent power supplies for each channel

• Massive 1 kVA toroid power transformer

• 60,000

F computer-grade capacitors in power supply

• Multiple polystyrene film bypass capacitors in power supply

• DC Trigger Auto On Feature

• Cascoded Class A input stages with matched J-FET pairs

• Handpicked complementary MOSFET transistors in high voltage driver stage

• 8 complementary pairs of 15 ampere 50 MHz output transistors

• Output transistors direct-coupled to speakers without LRC networks

• DC servo direct-coupled audio circuits with 0.8 Hz rolloff

• High-bias Class A/AB operation

• Gold-plated metal structure RCA input jacks

• Gold-plated looping output jacks

• Multiple temperature sensors and silver-cadmium relay protection

• Glass epoxy circuit boards, double-sided for precision

• Custom designed audiophile-grade AC power cord

• Multiple Protection Circuits

Notes:

Содержание HCA-1500A

Страница 1: ...5 0 0 A H i g h C u r r e n t P o w e r A m p l i f i e r H C A 1 5 0 0 A H i g h C u r r e n t P o w e r A m p l i f i e r L U C A S F I L M L U C A S F I L M Power Power Current Overload Current Overload L R AC Line AC Line Normal Normal Standby Standby L U C A S F I L M R ...

Страница 2: ...e power outlet If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the grounding type plug 12 Power Cord Protection Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them 13 Lightning For added protection for this product during a li...

Страница 3: ...ECTRIC SHOCK DO NOT OPEN AC 120 V 60 Hz Power 6 3 A Fuse WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE Mono Bridge Stereo THX Level THX Level Speakers Manufactured under license from LucasArts Entertainment Company U S and Foreign Patents pending Lucasfilm THX Audio and Home THX Symbols are Trademarks of LucasArts Entertainment Company Lucasfilm is a Trademark...

Страница 4: ...t your cabinet or shelf can support its weight It is best to provide a separate shelf for your amplifier rather that stacking it directly above or below your other components The HCA 1500A occupies three rack spaces 5 1 4 into a standard 19 inch equipment rack Be sure to use heavy duty mounting bolts to and nylon shoulder washers on both sides of the faceplate to avoid scratching the amplifier s f...

Страница 5: ...re twist all its strands tightly to prevent strays that could cause a short circuit You may want to tin the stripped wire with solder to prevent it from fraying and oxidizing Polarity It is important to observe correct polarity When you connect speakers to your amplifier you will notice that one side the two conductor speaker wire will have some sort of mark either printing a raised ridge on the i...

Страница 6: ...or processor because the amplifier s current draw exceeds the ratings of most preamplifier s power switches and power cords If you use an external AC line conditioner or surge suppressor make sure it can withstand the current draw of the amplifier DC Trigger Connection This connector provides a way to trigger your amplifier on with an external DC voltage source ranging from 9 Vdc to 12 Vdc With th...

Страница 7: ... never illuminate Level Controls Each channel has its own rear mounted set and forget input level control Your amplifier sounds best with these level controls set to maximum where they are effectively out of the audio signal path However if your preamplifier has very high gain and its volume control cannot track properly for left right channel balance near its minimum position it may be necessary ...

Страница 8: ...rized Parasound Warranty Center for inspection and possible servicing call for the location of a warranty center near you If you choose to send it to Parasound contact us to obtain a Return Authorization RA number You will be asked to repack the unit in its original packaging plus an additional outer box for protection during transit The Return Authorization number must be clearly marked on the ou...

Страница 9: ...e 130 V µsecond Frequency Response 5 Hz 100 kHz 0 3 dB at 1 watt Total Harmonic Distortion 0 03 at full power 0 01 typical levels IM Distortion 0 03 TIM Unmeasureable Dynamic Headroom 1 5 dB Interchannel Crosstalk 80 dB at 1 kHz 60 dB at 20 kHz Input Impedance 33 kΩ Input Sensitivity 1 V for 28 28 V THX Reference Level 1 2 V for full output S N Ratio 110 dB input shorted IHF A weighted Damping Fac...

Страница 10: ...pairs Handpicked complementary MOSFET transistors in high voltage driver stage 8 complementary pairs of 15 ampere 50 MHz output transistors Output transistors direct coupled to speakers without LRC networks DC servo direct coupled audio circuits with 0 8 Hz rolloff High bias Class A AB operation Gold plated metal structure RCA input jacks Gold plated looping output jacks Multiple temperature senso...

Страница 11: ...5 397 0144 affordable audio for the critical listener The Parasound HCA 1500A is Manufactured under license from Lucasarts Entertainment Company U S and foreign patents pending Lucasfilm Audio and Home THX are trademarks of Lucasarts Entertainment Company Lucasfilm is a trademark of Lucasfilm Ltd L U C A S F I L M R ...

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