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Specifications

Specifications

Power Output

Minimum sine wave continuous average power output 

at 0.5% Total Harmonic Distortion is:

400 watts into 8 ohm load

500 watts into 4 ohm load

Output Load Impedance

8 or 4 ohms

Rated Power Band

20Hz to 20,000Hz

Total Harmonic Distortion

0.1% maximum harmonic distortion at any level from 

250 milliwatts to one-half of rated power output, 20Hz 

to 20,000Hz.

0.5% maximum harmonic distortion at any level from 

one-half to full rated power output, 20Hz to 20,000Hz.

Dynamic Headroom

1.7dB, 8 ohm load

2.7dB, 4 ohm load

Frequency Response

+0, -0.5dB from 20Hz to 20,000Hz

+0, -3.0dB from 10Hz to 70,000Hz

Input Sensitivity (for rated output)

4 Volts Balanced

2 Volts Unbalanced

Signal To Noise Ratio (A-Weighted)

90dB (116dB below rated output) Balanced

87dB (113dB below rated output) Unbalanced

Intermodulation Distortion

0.1% maximum, if the instantaneous peak power 

output does not exceed the rated power output, for any 

combination of frequencies from 20Hz to 20,000Hz.

Wide Band Damping Factor

Greater than 320, 8 Ohm load

Greater than 160, 4 Ohm load

Input Impedance

10,000 ohms Balanced

10,000 ohms Unbalanced

Voltage Gain

29dB

Trigger Input

5-15VDC, less than 1mA

Trigger Output

12VDC, 50mA maximum

Output is delayed 0.2 seconds from turn On

General Specifications

Power Requirement

100V - 240V 

50/60Hz at 200 Watts

Standby: less than 0.5 watt

Note: All Specifications are with AC Line voltage of 

120V.

Overall Dimensions

Width is 17-7/8 inches (45.4cm)

Height is 3-3/8 inches (8.6cm) including feet

Depth is 20 inches (50.8cm) including the Cables

Weight

26.5 pounds (12 kg) net, 31 pounds (14 kg) in shipping 

carton

Shipping Carton Dimensions

Width is 22-1/2 inches (57.2cm)

Height is 8-1/8 inches (20.6cm)

Depth is 22-1/2 inches (57.2cm) 

Содержание a340

Страница 1: ...Wadia Digital LLC 2 Chambers Street Binghamton New York 13903 2699 Phone 607 723 3539 Fax 607 724 0549 www wadia com a340 power amplifier Owner s Manual ...

Страница 2: ...d for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet 10 Protect the power cord from being walked on or pinched particularly at plugs convenience re ceptacles and the point where they exit from the apparatus 11 Only use attachments accessories specified by the manufacturer 12 Use only with the cart stand tripod bracket or...

Страница 3: ...e insurance claim or future service The spaces below have been provided for you to record that information Serial Number ________________________________ Purchase Date ________________________________ Dealer Name _________________________________ Wadia Digital founded in 1988 is one of the original companies dedicated to high performance digital audio reproduction Wadia is based on the philosophy ...

Страница 4: ...eaker before connecting it to the Wadia a340 4 In the event the Wadia a340 over heats due to improper ventilation and or high ambient tempera ture the protection circuits will activate The Front Panel Standby ON LED will start flashing When the Wadia a340 has returned to a safe operating temperature normal operation will resume 5 The protection circuits will also activate when improper connections...

Страница 5: ...tremely stable to ensure noise free operation even though the power line varies Trigger Input and Output Connections The Trigger Input and Output connection provides convenient Turn On Off of additional Power Ampli fiers and or Source Components Gold Plated Connectors The Input and Output Connector Contacts are gold plated for superior corrosion resistance and high elec trical conductivity Custom ...

Страница 6: ...ion for your a340 There is additional information on the next page pertaining to installing the a340 into cabinets Side View of the a340 Front View of the a340 17 7 8 45 4cm 2 7 8 7 3cm 3 3 8 8 6cm 16 7 16 41 8cm Rear View of the a340 17 7 8 45 4cm 16 7 16 41 8cm 17 7 8 45 4cm 19 1 8 48 6cm ...

Страница 7: ...le operat ing life for any electronic instrument Do not install the a340 directly above a heat generating device such as another Power Amplifier Allow at least 6 inches 15 2cm above the top 5 8 inches 1 6cm below the bottom and 2 inch 5 1cm on each side of the a340 so that airflow is not obstructed Allow 20 inches 50 8cm of depth for airflow and cable connections a340 Side View 21 1 2 54 6cm a340 ...

Страница 8: ...e from a Preamplifier or Source Component BALanced INput for audio cables from a Preamplifier or Source Component BALanced OUTput for an audio cable to the next Power Amplifier Input UNBALanced OUTput for an audio cable to the next Power Amplifier Input INPUT MODE switch selects between UNBALanced or BALanced Input Caution The Loudspeaker Output Negative Terminal Connections are not connected to c...

Страница 9: ...9 ...

Страница 10: ...Preamplifier or Source Component Chan nel Output designation to each a340 with Loudspeaker and the Loudspeaker loca tion in the room This Wadia a340 Power Amplifier is designed for Loudspeakers with an impedance of 4 ohms or 8 ohms Connect a single Loudspeaker only to the Out put Terminals When connecting Loudspeakers to the a340 it is very important to use cables of adequate size so there is litt...

Страница 11: ...g careful to observe the cor rect polarities Insert the spade lug connector or prepared section of the cable end into the terminal side access hole and tighten the terminal cap until the cable is firmly clamped into the terminals so the lugs or wire cannot slip out Refer to figures 5 and 6 Refer to General Information Note 3 on page 4 for additional information WARNING Loudspeaker terminals are ha...

Страница 12: ...te 2 below of an Audio Preamplifier or Source Device to Amplifier One BALanced INput Place the INPUT MODE Switch in the BALanced Position Notes 1 An optional hookup is to use UNBalanced INput instead of the BALanced INput 2 When multiple a340s are used in a Stereo or Multichannel System match up the Pream plifier or Source Device Channel Output designation to each a340 with Loudspeaker and the Lou...

Страница 13: ... to General Information Note 3 on page 4 for additional information WARNING Loudspeaker terminals are hazardous live and present a risk of electric shock For additional instruction on mak ing Loudspeaker Connections contact your Wadia Dealer or Wadia Technical Support 9 Connect the a340 Power Cord to an active AC outlet Spade Lug or Wire Connections 10 Connect the Loudspeaker hookup cables to the ...

Страница 14: ...14 STANDBY ON Push button with indicator switches the a340 ON or OFF Standby Front Panel Display and Push button ...

Страница 15: ...l Note If the Power Save Feature has activated and switched the a340 Off the Power Save Fea ture can be reset by momentarily pressing the STANDBY ON Push button When there is a Trigger Control Connection be tween the a340 and a Preamplifier or Source Device the Power Save Feature in the a340 is bypassed With the a340 connected via Trigger Control to a Preamplifier Source Device with the Power Save...

Страница 16: ...16 ...

Страница 17: ...17 Photos ...

Страница 18: ...ced 87dB 113dB below rated output Unbalanced Intermodulation Distortion 0 1 maximum if the instantaneous peak power output does not exceed the rated power output for any combination of frequencies from 20Hz to 20 000Hz Wide Band Damping Factor Greater than 320 8 Ohm load Greater than 160 4 Ohm load Input Impedance 10 000 ohms Balanced 10 000 ohms Unbalanced Voltage Gain 29dB Trigger Input 5 15VDC ...

Страница 19: ...hipping damage Use the original shipping carton and interior parts only if they are all in good serviceable condition If a shipping carton or any of the interior part s are needed please call or write Customer Service Depart ment of Wadia Refer to page 4 Please see the Part List for the correct part numbers Quantity Part Number Description 1 034555 Shipping carton only 1 034556 Top foam pad 1 0345...

Страница 20: ...nt of its products is the policy of Wadia Digital who reserve the right to improve design without notice Printed in the U S A Wadia Digital LLC 2 Chambers Street Binghamton NY 13903 www wadia com Wadia Digital Part No 04152200 ...

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