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NEUTRIK® COMBO CONNECTOR

The Neutrik® Combo connector accommodates
XLR, 1/4” TRS and 1/4” phone plugs. Please note
that PIN 2 is hot!  If you are using an 
unbalanced connection make sure to wire Sleeve
and Ring together at the source end. This can be
accomplished by using the appropriate cable or
adapter.

Installing Your Monitors

The close-field monitor, by definition, reduces room interaction. This can be compared to
the conventional stereo configuration or the large monitor arrangement in a recording 
studio where sounds emanating from the monitor or reflecting off ceilings, walls, and floors
greatly affect the sound quality. By shortening the path to the ear, the close-field monitor
offers a tremendous amount of flexibility, allowing the sound to become less susceptible to
differing room conditions. The ability to adjust the high and low frequency characteristics is
equally important to help compensate for room irregularities and achieve the highest sound
accuracy. (See HF Adjustments and LF Adjustments sections in this manual. Note- These
adjustments are only available on the VXT 6 and VXT 8 .)

A room that is heavily dampened would typically require a high frequency boost. Likewise,
reducing the high frequencies can alter a reverberant room. The low frequency can be
adjusted to compensate for the first reflection (bounce) off the woofer, whether it comes
from the floor, as in the typical stereo setup, or from the surface of the mixing board (when
the monitor is placed atop the meter bridge).

Placing the monitor close to a rear wall, sidewall, or a corner will reinforce the low 
frequencies. Generally speaking, if you move them two to three feet away from walls and
corners, you'll hear less low frequency interaction (excluding any interaction with the 
mixing console). But when ideal positioning isn't practical, low frequency control is the 
solution. Lets say you have two different studios in your facility; in one room the monitors
are close to the wall, in the other they're further away from the wall. Simply adjust the low
frequency on each monitor and you'll have the same sound in each room. This comes in
handy if you're tracking in room A and mixing down in room B.

Positioning Your Monitors

Positioning the monitors correctly in the studio is critical to their performance. Basically,
they should be placed in such a way that the listening position is fully “covered” with all
speakers resting on the same horizontal plane. A good way to test the monitor for its 
imaging capability is to play back a CD that you are very familiar with. You can adjust the
angle of each speaker by listening for dead spots—where you'll notice an immediate
decrease in high frequency content. 

8

Summary of Contents for VXT 4

Page 1: ...U S E R G U I D E KRK VXT SERIES BI AMPLIFIED STUDIO MONITOR ...

Page 2: ...2 ...

Page 3: ...xtended low end and slotted ports that greatly reduce port turbulence What s more we ve provided valuable and practical features like an improved speaker protection circuit for added confidence and new drivers for extended frequency response The result is a studio reference monitor that you can trust delivering defined low end articulate midrange and precise natural highs Whether you are making cr...

Page 4: ... from some of the top engineers and producers KRK engineers have come to understand how a properly tuned monitor can become a valuable recording tool The VXT monitors have been designed to be as flat as possible so that what you hear represents the true nature of the audio material without coloration or enhancement You can be confident in the fact that your mixes will be accurate and phase coheren...

Page 5: ...e system to extend its lower frequency capability The third advantage is that there are no parallel internal walls This eliminates standing waves and or nodes which are extremely detrimental to the internal and external acoustical response of an enclosure These characteristics aid in eliminating the cabinet from potentially coloring the sound of the speaker system Active Filter Crossovers The VXT ...

Page 6: ... Adjustment is through a rear panel mounted 3 position toggle switch Range of control is 1dB Flat or 1dB shelving above 2 kHz Factory setting is flat toggle switch is in middle position Room acoustics may dictate which type of adjustment you need to make to retain the proper frequency response from the monitor B LF ADJUSTMENT VXT 6 and VXT 8 ONLY This 3 way switch adjusts the low frequency respons...

Page 7: ...tive and the limiter is bypassed 3 In the Limit position the signal is routed through the Limiter circuit and the signal is limited when a predetermined threshold is passed When the limiter is activated by overdriving the amplifier the led will illuminate The duration and intensity of the green LED will increase as limiting increases It is not recommended to mix with the limiter activated as the l...

Page 8: ...nt room The low frequency can be adjusted to compensate for the first reflection bounce off the woofer whether it comes from the floor as in the typical stereo setup or from the surface of the mixing board when the monitor is placed atop the meter bridge Placing the monitor close to a rear wall sidewall or a corner will reinforce the low frequencies Generally speaking if you move them two to three...

Page 9: ...o large or heavy for the meter bridge This set up has the potential for a larger sweet spot and better spatial imaging Make sure that the height of the woofer is above height of the console s meter bridge Subwoofer Setup Begin by determining the best location for your subwoofer If possible the optimum set up would look like the set up in Figure 3 however this setup may not be practical or possible...

Page 10: ...els should be placed 110 degrees from the Center channel Their location should also be equidistant from the listening position The subwoofer Low Frequency Effects channel is most effective when situated directly below the Center channel as shown in Figure 4 If this is not possible place the subwoofer just to the right or left side and below the Center channel Ensure that the woofers are above the ...

Page 11: ...he subwoofer just to the right or left side and below the Center channel Like the three front speakers the Left and Right surround speakers are positioned at equidistance from the mix position directly to the sides Finally the Left and Right rear surround speakers are placed behind the mix position at equidistance to the mix position The 7 1 channel surround sound environment is one of total immer...

Page 12: ...e source output and the monitor input The System Gain pot is turned up fully clockwise 6 dB The signal source E g mixing console work station CD player etc is turned up to a level that can properly send a signal to the monitors If one of the monitors is working Exchange the audio input cable from the non working monitor to the working unit This will determine whether it s really the monitor a faul...

Page 13: ...ve a better idea of what may be at fault then call us and speak with someone in the service department They will help you determine the best solu tion to correct your monitors The service department can be reached at 954 316 1580 Problem The monitor hisses hums or makes other loud noises Here are some suggestions that will help you eliminate these undesirables from your system Make sure that the p...

Page 14: ...safest possible return to KRK please use the shipping carton and packaging that your KRKmonitor originally shipped in KRK cannot be responsible for any damages incurred during the shipping process due to poor packing Make sure to insure your shipment If your monitor is out of warranty and you would like a quotation prior to servicing your product please call for an RMA number No service will be pe...

Page 15: ...tem Level Adjust 6dB to 30dB Variable Ground Lift LFT On or GND Off Clip Indicator On Off or Limit Auto Mute On or Off HF Adjust 1dB Flat 1dB LF Adjust Whole Space 3dB 40Hz Half Space 3dB 48 Hz Quarter Space 3dB 62Hz Amp Fusing HF 15 Watts LF 30 Watts 2 0A 100VAC 50HZ 2 0A 110 120VAC 50 60Hz 1 0A 220 240VAC 50 60Hz HF 30 Watts LF 60 Watts 3 15A 100VAC 50Hz 3 15A 110 120VAC 50 60Hz 1 6A 220 240VAC ...

Page 16: ...LITK00023 ...

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