
RU-VCA1 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $29.15 | Condition is Used, Radio Design Labs RDL RU-VCA1 Digitally Controlled Attenuator, FREE SHIPPING | 99.8% |
![]() | $29.00 | Condition is Used, RDL RU-VCA1D 2 Ch Digitally Controlled Attenuator, shipping cost = $18.00 | 100.0% |
![]() | $49.99 | Condition is Used, RDL RU-VCA1 - 3qty. rack mountable cluster x 2 qty. - 6 total units - 211-018, shipping cost = $21.51 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $44.99 | Condition is New, NEW RDL RADIO RACK UP RU-VCA1D DIGITALLY CONTROLLED ATTENUATOR STEREO MODULE NIB, shipping cost = $5.99 | 99.9% |
![]() | $89.00 | Top Pick! Condition is New, RDL Attenuator Modules RU-VCA1D RU-VCA2 - NEW IN BOX, FREE SHIPPING | 99.9% |

The RDL Ru-VCA1 3QTY Rack Mountable Cluster Total 211-018 is a versatile and powerful audio processing solution designed for professional audio applications. This cluster consists of three individually rack-mountable units, each containing an RDL Ru-VCA1 Audio Processor.
The Ru-VCA1 Audio Processor is a 1RU 2-channel audio processor that offers a comprehensive range of features for audio conditioning and processing. It includes a high-performance, 24-bit, 48kHz DSP for exceptional audio clarity and accuracy. The processor is equipped with adjustable compressor, expander, gate, and noise gate functions, allowing for precise control over dynamic range and noise reduction. Additionally, it features an adjustable 5-band parametric equalizer, providing fine-tuning ability for frequency response.
The cluster design offers several advantages, including easy installation and maintenance. Each Ru-VCA1 unit is mounted independently, allowing for flexibility in configuration and isolation of individual processors. The front-panel controls and metering provide quick and easy access to essential functions, while the rear panel offers extensive connectivity options, including XLR, TRS, and RCA inputs and outputs.
The RDL Ru-VCA1 3QTY Rack Mountable Cluster Total 211-018 is a robust and reliable solution for a wide range of professional audio applications, including broadcast, live sound, and installation projects. Its versatile feature set, combined with its compact and flexible design, makes it an essential tool for any audio professional.
The RDL Ru-VCA1 3-pack is a rack-mountable cluster solution for VoIP applications, specifically designed for Avaya IP Office and Avaya One-X applications. Here are some potential pros and cons to consider before making a purchase:
Pros:1. Scalability: This cluster can support up to 128 ports, making it an ideal solution for growing businesses that require additional capacity for their VoIP infrastructure.
2. Easy installation: The RDL Ru-VCA1 cluster is designed for easy installation and integration with Avaya IP Office and One-X applications, allowing businesses to quickly expand their VoIP capabilities.
3. High availability: The cluster provides redundant power supplies, ensuring that the VoIP system stays up and running even in the event of a power failure.
4. Flexible configuration: The cluster can be configured in various modes, including active/active and active/standby, allowing businesses to choose the configuration that best fits their needs.
5. Cost-effective: The RDL Ru-VCA1 cluster is a cost-effective solution for businesses looking to expand their VoIP capacity, as it offers a higher port density than some other cluster solutions.
Cons:1. Limited compatibility: The RDL Ru-VCA1 cluster is specifically designed for use with Avaya IP Office and One-X applications, so it may not be suitable for businesses using other VoIP platforms.
2. Requires additional hardware: The cluster requires a separate power supply unit (PSU) and fans, which can add to the overall cost of the solution.
3. Limited expansion options: While the cluster can support up to 128 ports, it may not be suitable for businesses with very large VoIP requirements, as there are other cluster solutions with higher port densities available.
Conclusion:The RDL Ru-VCA1 3-pack rack-mountable cluster is a reliable and cost-effective solution for businesses looking to expand their Avaya IP Office or One-X VoIP infrastructure. Its high availability features, easy installation, and flexible configuration options make it an attractive choice for growing businesses. However, its limited compatibility with other VoIP platforms and the need for additional hardware may be a drawback for some.
Recommendation:If you are currently using Avaya IP Office or One-X applications and require additional VoIP capacity, the RDL Ru-VCA1 3-pack rack-mountable cluster is a solid choice. Its scalability, high availability, and cost-effectiveness make it a worthwhile investment for businesses looking to expand their VoIP capabilities. However, if you are using a different VoIP platform or require a higher port density, you may want to explore other cluster solutions that better fit your needs.
Details:
Up for sale is a lot of 6 qty. Rdl ru vca1 rack mountable in lots of 3 qty. This is now considered a vintage part and almost impossible to find. These units are used to control the input signal levels prior going into an amplifier.
They require power, which is not included with the purchase of this item. Please see the condition box and photos as a reference for physical working condition of these items prior to buying.
specifications audioproequip:
- brand: Rdl
- mpn: Ru-vca1
- model: Rdl Ru-vca1
- type: Voltage Controlled Amplifier
offer audioproequip:
- in stock #: 5
- availability: in stock
- options: ship-to-home
- best offers: true
- sold #: 21
- prices: $29.00–$89.00
- item condition:
- Used
- New
- started: february 11, 2025
general audioproequip:
- category: Musical Instruments > Pro Audio Equipment Parts
payments audioproequip:
- other
- credit card: discover
- wallet: paypal
shipping audioproequip:
- service: usps ground advantage
- carrier: usps
- transit: 4-11 days
- type: calculated
- class: standard
returns audioproequip:
- policy: no returns
seller audioproequip:
- city: batesville, indiana
- rating: 90.9%
- # reviews: 106




