B&K ST140M Owner'S Manual Download Page 1 | Manualshive

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ST140M

Single Channel Amplifier

OWNER’S MANUAL

B & K Components Ltd.

12999 rev 0005

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Summary of Contents for ST140M

Page 1: ...ST140M Single Channel Amplifier OWNER S MANUAL B K Components Ltd 12999 rev 0005...

Page 2: ...12999 rev 0005 B K Components Ltd 2100 Old Union Road Buffalo New York 14227...

Page 3: ...es Page 3 Rear panel view Page 4 Rear panel description Page 4 5 Control muting Page 5 6 Level controls Page 6 Outputs Page 7 Inputs Page 8 System installation Page 9 Making the connection Page 9 10 T...

Page 4: ...ct Damage can occur to your speakers if the power rating of each individual driver is exceeded by the amplifier Ensure that all the drivers in your speaker system are capable of handling not only the...

Page 5: ...e most demanding audio signals at rated power levels Features Toroidal Transformers Efficient high current transformer for improved dynamics Discrete Circuitry More accurate and three dimensional repr...

Page 6: ...AC Line fuse This fuse is an 8 Amp 250 Volt Slow Blow fuse Replace with same type and value fuse only 2 AC Input receptacle For attaching the supplied AC power cord to the amplifier 3 Speaker outputs...

Page 7: ...al can be extended to include each successive unit by simply running a 3 5mm mini jack cable from the CTRL OUT connector of the first amplifier to the CTRL IN connector of the next unit commonly refer...

Page 8: ...nal No Signal OUT Mute No Signal No Signal IN Sound Signal Note The control voltage is for muting control only Each amplifier must be connected to its own source of AC power in order for it to operate...

Page 9: ...rs jack The black post should always be connected to the speakers jack Spade connector Banana jack Here is a typical amplifier setup The ST140M amplifier has two sets of binding posts on it They are p...

Page 10: ...f the amplifier is in the off out position If the amplifier does not have balanced inputs then it is always in unbalanced mode Balanced XLR type connectors accept line input from the preamplifier s ba...

Page 11: ...well When possible use a separate AC power line for the amplifier one that is not shared by any other component in the system of any other house hold component Tip Take a piece of stout string longer...

Page 12: ...turn the amplifier off and wait 30 seconds for the amplifier to discharge Both the preamplifier and amplifier should be off Connect a playback unit CD VLD Tuner etc to the preamplifier Turn the volume...

Page 13: ...n bass weak 1 Speakers connected out of phase 1 Check connections making sure that cables are connected to and to Loud hum or buzz on one or more channels 1 Poor ground connection in interconnect cabl...

Page 14: ...dance 33 2 k ohms Damping factor 180 Current peak to peak 60 Amps Slew rate 14 V sec Dynamic headroom 1 5 dB S N A weighted 95 dB Voltage gain 28 Line voltage 120 220 240 VAC switchable Dimensions O A...

Page 15: ...rms of this warranty and B K shall not be liable for any incidental or consequential damage arising out of a defect in material or workmanship of the unit during the terms of this warranty or thereaft...

Page 16: ...12999 rev 0005 B K Components Ltd 2100 Old Union Road Buffalo New York 14227 716 656 0023 www bkcomp com...

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