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Operation Manual, RA2400 & RA7300 Power Amplifiers

Page 8

Document # 9301H62800 Ver. 1.00

RA2400 / RA7300

FRONT PANEL

A Power Switch Plate

Turns the RA2400/RA7300 on. The front panel LED will illuminate blue when the amplifier is

powered on. Note that the rear panel main power switch must be in the

ON

position for the

front panel power switch to work.

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Summary of Contents for RA2400

Page 1: ...Operation Manual TM H628 V1 00 9301H62800V1 00 RA2400 Power Amplifier RA7300Power Amplifier...

Page 2: ...wer output capability Certain precautions must be taken to ensure proper operation Never expose the amplifier to moisture Never plug an input cable into the RA2400 RA7300 while the unit is turned on N...

Page 3: ...r other devices including amplifiers that produce heat The unit should be connected to a power supply outlet only of the voltage and frequency marked on its rear panel The AC power cord should be rout...

Page 4: ...re Recommendations 13 Polarity and Speaker Phasing 14 Using Wire to Speaker Terminals 14 Using Spade Lugs to Speaker Terminals 15 Using Banana Plugs to Speaker Terminals 15 Running Cable to Speakers 1...

Page 5: ...hooting 18 Protection Circuitry 18 Datasat Service Information 19 A Few Words About Hum and Noise 20 21 Potential Ground Loops in a Complex A V System 22 RA2400 RS7300 Specifications 22 23 Datasat Lim...

Page 6: ...e of the art high performance audio component Its circuit topology is fully differential and balanced from input to output Both model amplifiers utilize current feedback for improved speed and a DC se...

Page 7: ...vide the amplifier with adequate ventilation The RA2400 RA7300 should never be placed in a cabinet with other heat producing components or in an enclosure lacking free airflow The amplifier should als...

Page 8: ...800 Ver 1 00 RA2400 RA7300 FRONT PANEL A Power Switch Plate Turns the RA2400 RA7300 on The front panel LED will illuminate blue when the amplifier is powered on Note that the rear panel main power swi...

Page 9: ...ced Analog Audio In 1 8 Connector Selector Switches The selector switches are used for channel assignment when the DB25 balanced analog audio in 1 8 input connector and cable are used with the RS20i F...

Page 10: ...the included power cord s to connect your amplifier to an AC power source The RA2400 uses one power cord and the RA7300 uses two G Master Power Switch The rear panel Master Power switch es selects pow...

Page 11: ...el of the RA2400 RA7300 that have the same channel name When making connections with the XLR connectors DB25 connector or any interconnect cables make certain to gently but firmly insert the plugs int...

Page 12: ...o pass thru 1 8 DB25 connector Note that the pass thru connector outputs are not affected by the dip switch settings in other words the DB25 channel inputs are passed directly to the pass thru DB25 co...

Page 13: ...h wire and carefully twist the strands of each conductor together Be careful not to cut the individual strands or twist them off All strands must be used for optimal performance Polarity and Speaker P...

Page 14: ...l Using Banana Plugs to Speaker Terminals When using banana plugs connections may be made by simply inserting the jack affixed to your speaker wire into the hole provided on the rear of the colored sc...

Page 15: ...a dedicated trigger jack it is still possible to activate the RA2400 RA7300 for automatic turn on off If a switched outlet is available on an external device it can be used to activate the RA2400 RA7...

Page 16: ...products with a high current draw to the same AC power circuit as the amplifier If this is unavoidable the Ultra Soft Start circuitry of your amp will prevent excessively high in rush current RA2400...

Page 17: ...h an internationally approved IEC power line connector that accepts the supplied detachable high current capacity power cord s The RA7300 has two power cords and the RA2400 comes with one WARNING UNDE...

Page 18: ...atasat com or if you are located in or close to Europe eusupport datasat com Protection Circuitry Your RA2400 RA7300 uses an advanced optically coupled protection circuit that does not require fuses a...

Page 19: ...information is available at www datasatdigital com docs consumer A FEW WORDS ABOUT HUM AND NOISE One of the main benefits of the Pure Balance design is its ability to reject hum often referred to as C...

Page 20: ...estion 2 Turn off all components in your system Disconnect the input cables at the amplifier Turn the amplifier back on and see if the hum is still present If the hum disappears the fault may be in th...

Page 21: ...in your home s electrical system In the past cold water pipes were often used for the earth ground so it is important to make sure that your ground connection is still valid and has not become loose o...

Page 22: ...60Hz 230V 50Hz Signal to Noise Ratio 20 Hz to 20 kHz reference rated output A weighted 125 dB 126 dB reference rated output unweighted 123 dB 124 dB Residual Noise A weighted 30 microVolts 25 microVo...

Page 23: ...nents thereof at no charge to the owner for parts and labor covered by this warranty If necessary repairs are not covered by this warranty or if a unit is examined which is not in need of repair you w...

Page 24: ...ions on how long an implied warranty lasts and or do not allow the exclusion of incidental or consequential damages therefore the limitations and exclusions stated herein may not apply to you This war...

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