Balanced Audio Technology VK-20 Owner'S Manual Download Page 5

 

5

 

PHYSICAL PLACEMENT 

 
It is recommended that you provide at least 6" of free space around the unit for proper ventilation.  
 
 

Mount the unit on a hard surface with proper ventilation underneath. 

 

Do not stack the VK-20 preamplifier on top of other units, nor vice versa. 

 
 
 

CONNECTING THE VK-20 TO YOUR SYSTEM 

 
Balanced Components 
 

 

Use balanced XLR interconnects.  All input and output connectors are clearly marked on the back 
panel.  
 
Note: The VK-20 XLR connectors are wired as follows: 
 
 

 

Pin 1:   

common/shield 

 

 

Pin 2:   

positive 

 

 

Pin 3:   

negative 

 
For the VK-20, use either the Main 1 or Main 2 XLR Output for connection to your power 
amplifier.  Both yield equivalent results.  
 
 
Single-Ended Components   
 
 

Single-ended components have RCA connectors.  The VK-20 preamplifier is designed to 

work with mix of single-ended and balanced components connected to its inputs and outputs.  If 
more single ended components need to be connected to the preamplifer, then the XLR inputs or 
outputs can be used for that in conjunction with RCA/XLR adapters.  These adapters are available 
from an authorized Balanced Audio Technology dealer at a nominal charge.   
 
 
Two types of adapters are available:   
 

Input Adapters: 

RCA Female to XLR Male 

 
Output Adapters: 

RCA Female to XLR Female. 

 
 
 
 
 
 
 

Summary of Contents for VK-20

Page 1: ...____________________________ Address _______________________________________ _______________________________________ IMPORTANT NOTE In order to receive the full five year product warranty please mail...

Page 2: ...2 VK 20 Solid State Balanced Stereo Preamplifier Owner s Manual 1300 First State Blvd Suite A Wilmington DE 19804 Tel 302 999 8855 Fax 302 999 8818...

Page 3: ...lection 7 VOLUME knob 7 DISPLAY format 8 FUCTION button 8 DISPLAY ON OFF function 9 MUTE function 9 VK 20 PROGRAMMABLE FUNCTIONS 10 Parameter Definitions 11 PROGRAMMING THE VK 20 11 BALANCE adjustment...

Page 4: ...re DO NOT operate with the cover removed DO NOT expose to rain or moisture DO NOT defeat the ground power plug DO NOT replace fuse with anything other than the same type and rating as supplied by the...

Page 5: ...negative For the VK 20 use either the Main 1 or Main 2 XLR Output for connection to your power amplifier Both yield equivalent results Single Ended Components Single ended components have RCA connect...

Page 6: ...automatically go through a gentle power on sequence This sequence takes 50 seconds during which time the display and the Standby LED will be flashing indicating the status of the unit 1 The number on...

Page 7: ...les are changed or any other system configuration changes are being made This function is also accessible via the VK R3 remote control LED OFF Unit in Play mode LED ON Output Muted INPUT selection but...

Page 8: ...4 Volume setting three digits with the full range of 000 to 140 See programming section on Maximum Volume Setting FUNCTION Button This button puts the unit in its programming mode In addition to its n...

Page 9: ...ont panel Depressing this button again will return the unit to its normal operation and turn the mute LED off When the unit is powered up it automatically self mutes until the proper operating points...

Page 10: ...default set of parameters stored in its memory This set of parameters is usable for many applications The default set includes the following parameters BALANCE ZERO RELATIVE VOLUME ZERO PHASE Non Inve...

Page 11: ...o and Inverting PROGRAMMING THE VK 20 NOTE It is important to note here that all the functions described below are accessible either through the front panel controls or via the VK R3 remote control Th...

Page 12: ...olume offset will then read 20 The user can later select the PH1 input and using it as the reference program the AUX1 input to be 10 counts lower than the PH1 input Effectively the volume offset from...

Page 13: ...unction button NOTE In the LAST mode the state of the Phase switch will be the same as used the last time for that particular input MAXIMUM gain programming It may be desirable to limit the allowable...

Page 14: ...on button DISPLAY MODE programming The volume display of the VK 20 can be switched to work in any of the following three modes CNTS Relative volume counts with the range of 000 to 140 DBU Decibel read...

Page 15: ...The first character of the input name will start blinking Use the volume control knob or the remote control Volume Up Down buttons to select the desired character The characters are organized in the...

Page 16: ...s The Mute LED on the VK 20 front panel will reflect the status of the Mute circuit Fade Pressing the FADE button on the VK R3 remote control will cause the volume to smoothly decay over the period of...

Page 17: ...fuse in the VK 20 is an indication of a serious problem If a replacement fuse fails as well no further attempts should be undertaken Please contact the factory for professional service The proper fuse...

Page 18: ...uthorized agents 4 Remedy If this product contains a materials manufacturing or workmanship defect that cannot be repaired at the dealership where the product was purchased it must be packed in origin...

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