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XA SERIES

AMPLIFIERS

S

TEREO POWER AMPLIFIERS

OWNER’S  MANUAL

Summary of Contents for SPA 850

Page 1: ...XA SERIES A M P L I F I E R S STEREOPOWERAMPLIFIERS OWNER S MANUAL...

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Page 3: ...ll find that your new NADY AUDIO XA 900 1100 has superior performance and greater flexibility than any other amplifiers in its price range Please read this manual carefully to get the most out of your...

Page 4: ...n the ears you should consult an audiologist 5 The product should be positioned so that proper ventilation is maintained 6 The product should be located away from heat sources such as radiators heat v...

Page 5: ...ROTECT LED INDICATORS These LEDs illuminate if the power amplifier s output connection is shorted or the load impedance is too low When either of these LEDs is lit up turn OFF the power and check the...

Page 6: ...signal to the input jack of the other amplifier The 1 4 TRS phone jacks can also be used for unbalanced inputs For TRS phone plugs simply connect the unused side of the balanced input to ground For 1...

Page 7: ...The following instructions describe the most common ways to install your amplifier into a sound system 1 Turn off the amplifier power switch before making any connections 2 The XA Series amplifiers ma...

Page 8: ...can damage your amplifier Note Do not use the PARALLEL MONO switch when feeding the amp 2 separate signals Bridged Mono Mode To put the amplifier in bridged mono mode turn the amplifier off and slide...

Page 9: ...BLOCK DIAGRAM 9...

Page 10: ...imiter crowbar Front Power switch 40 dentent input level control for each channel Rear Parallel CONTROLS Mono Bridge selector ground lift switch AC voltage selector switch SIGNAL 2x green LED INDICATO...

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Page 12: ...l at service nady com International For service please contact the NADY AUDIO distributor in your country through the dealer from whom you purchased this product DO NOT ATTEMPT TO SERVICE THIS UNIT YO...

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