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User Manual for RDL RU-VCA2A 2- Channel Digitally Controlled Attenuator Click to enlarge the picture
Contents of the user manual for the RDL RU-VCA2A 2- Channel Digitally Controlled
- Product category: Distribution Amplifiers RDL
- Brand: RDL
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for RDL Distribution Amplifiers
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User manual for the RDL RU-VCA2A 2- Channel Digitally Controlled contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any RDL product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official RDL user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a RDL product will considerably shorten its lifespan!
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Product description The RDL RU-VCA2A 2-Channel Digitally Controlled Attenuator is a full-featured, studio-quality, dual-channel audio attenuator module for local and/or remote control of balanced or unbalanced line-level sources. This module can be remote controlled from a single or multiple locations. Rear-panel terminals provide flexible control options using a variety of remote controls or OEM equipment.Audio levels are controlled in 0.5 dB steps using noiseless, zero-crossing digital attenuators for optimum reliability, precise tracking, and long-term, click-free service. Exceptional wide-band, low-noise performance makes this attenuator suited to level adjustment in demanding applications. Rear-panel inputs and outputs may each be wired balanced or unbalanced. The RU-VCA2A Attenuator powers up in one of 2 operating modes (MOM and 0 to 10VDC modes) set by a rear-panel switch. - Local or remote audio level control
- Mono or stereo attenuation
- Noiseless zero-crossing adjustment steps
- 96 dB attenuation range in 0.5 dB steps
- Data bus provides adjustment of multiple modules
- Multiple remote control locations possible
- Precise level tracking on each channel
- Balanced or unbalanced line inputs and outputs
- Adjustable ramp up and down rates
- Controllable using various RDL remote controls
- Selectable Level Control Options: Push-buttons (Internal or External), momentary pulses (external/rotary encoder)
- 0 to 10VDC or 10kΩ potentiometer
- Selectable power-up return to PRESET or LAST Level
- Selectable MASTER/SLAVE mode for control expansion
UPC: 813721013453 In the Box RDL RU-VCA2A 2- Channel Digitally Controlled Attenuator Limited 3-Year Warranty on Parts & Labor Note: This warranty applies to the period of three years from the date of shipment, except for component parts or products purchased from other sources and supplied by RDL. Table of Contents
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Technical parametersRDL RU-VCA2A Specs | Input | 10 kΩ balanced bridging, or unbalanced, line level | | Frequency Response | 10 Hz to 50 kHz (+/- 0.5 dB) | | THD + N | < 0.005% (20 Hz to 20 kHz) | | Gain | Adjustable from unity to <-96 dB | | Size | Step Size: 0.5 dB | | Headroom | > 18 dB (above +4 dBu) | | Residual Noise | < -90 dB (referred to +4 dBu at unity gain) | | CMRR | <-65 dB (50 to 150 Hz) | | Crosstalk | <-95 db (1 khz, typ.)
< -85 dB (20 Hz to 5 kHz); < -75 dB (5 kHz to 20 kHz) | | Ramp Times | 0.5 second delay; then: 3 seconds to 10 seconds Up and down times individually adjustable on front panel | | Indicators | 10
Front-panel LEDs indicating relative audio level (8), Maximum condition (green), Minimum condition (red) | | Audio Output | 2
150 Ω balanced (may be connected unbalanced) | | Ramp Output | 0 to 10 VDC, (Ground-referenced) Note: Not intended to drive additional VCA 0-10V inputs | | EQ Ramp Output | 0 to 10 VDC, (Ground-referenced) Dc taper intended only to drive RDL loudness EQ (ST-LEQ1) | | Power Requirement | 24 VDC @ 120 mA, ground-referenced | | Operating Environment | Ambient Operating Environment: 32 to 122⁰F (0 to 50° C) | | Dimensions (W x H x D) | Case Dimensions: 5.7 x 1.6 x 3.5" (14.6 x 4.1 x 9.0 cm) D
3.9" (9.9 cm) D with connectors | | | | Package Weight | 1.35 lb | | Box Dimensions (LxWxH) | 6.772 x 6.221 x 2.756" |
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