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ACCESSORIES

 

Model RLC-10R 
Remote Level Control Rotary Encoder 

 

 

 

Rotary Encoder Remote Level Adjustment 

 

Direct 0 to 10 Vdc Output from a Remote Control 

 

Up/Down Pulse Output from a Remote Control 

 

0 to 10 Vdc LED Display of Internal/External Voltage 

 

Optical Encoding for Long Life 

 

Noise-Free Performance 

 

Professional High Quality Appearance 

 

RDL 

ULTRASTYLE

™ Design 

 

 

 
 
 
 
 

The RLC-10R is part of the group of remote control accessories from Radio Design Labs.  The rugged high quality 
construction and professional styling make the RLC-10R the optimum choice for level control in critical high quality 
installations. 

 

APPLICATION: 

 The RLC-10R is the ideal choice for 0 to 10 Vdc or pulsed control from a remote location.  Control is 

based on optical encoder technology to produce long-term trouble-free operation. 

 

Two output modes are simultaneously available.  The 0 to 10 Vdc output operates continuously.  Up and down pulses 
from the optical encoder are also provided on the rear barrier block.  The 0 to 10 V output is used to control RDL VCA 
products, and may be connected to a wide range of other industry 0 to 10 Vdc controlled equipment.  This mode is used 
for single point control.  If multiple control points are desired, the pulse outputs may be connected to RDL RU-VCA 
products and various other industry products.  A rear-panel jumper sets the PULSE outputs to either p15 Vdc 
pulses or momentary open collector pulses. 

 

Control is incremented up or down when the large front-panel knob is rotated.  Acceleration is provided so the rate of 
change is faster when the knob is rotated more rapidly, yielding a responsive feel. 

 

The LED ring display encircling the control knob operates as a virtual pointer.  The input to this display is a 0 to 10 Vdc 
signal.  A strap on the module rear barrier block determines if the display operates from the internally generated control 
voltage or from an external control voltage.  Typically, if the 0 to 10 Vdc control voltage from the RLC-10R is being used to 
control a VCA, the internal voltage is also used for the display.  If the RLC-10R pulse outputs are used with RDL RU-VCA 
modules, the 0 to 10 Vdc 

EQRAMP

 from the VCA module is fed back to the RLC-10R.  Therefore, multiple RLC-10R 

modules may be connected together with all modules providing the same level indication. 

 

In the event of power loss, internal non-volatile memory stores the last level value.  When power returns, the 0 to 10 V 
output will return to the operating level present when power was lost. 

 

Wherever the highest quality, durability, performance and appearance are required in remote level control, the  
RLC-10R is the ideal choice.  Use the RLC-10R individually, or combine it with other RDL products as part of a complete 
audio/video system. 

 

Additional 

ULTRASTYLE

 design options shown at 

www.rdlnet.com

 

RDL   

   659 N. 6

th

 St.   

   Prescott, AZ., USA 86301   

   (928) 443-9391   

   FAX (928) 443-9392   

   

www.rdlnet.com

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