B&K ST140M Скачать руководство пользователя страница 8

Page 6

12999 rev 0005

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If  the control function is desired, each unit in the system must remain connected at all
times and the control must be enabled.  To enable the control function, the CTRL
ENABLE button must be out for each controllable amplifier in the system.  For more
information on the amplifiers output status under various control conditions, refer to the
table below.

@ CTRL IN

Button position

Output status

@ CTRL OUT

Signal

OUT

Sound

Signal

Signal

IN

Sound

Signal

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.

Level controls

The level controls are an option that can be added to the amplifier.  If your amplifier has
this option, the balanced inputs are not present.  

You can not have level controls and

balanced inputs on an amplifier.

There is one level control on the back of the amplifier. 

When using the level controls, first start with them turned all the way up (clockwise). 
Then adjust them according to your system requirements to match the sound level
coming from each speaker.  

Содержание ST140M

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

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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