V15a+ Dual Output Hearing Loop Driver

Contacta V15a product shot

Our highly efficient and compact V15a+ is a constant current, dual output hearing loop driver, with integral phase shifter for phased array configuration. The V15a+ is suitable for small and medium sized facilities and venues.

It has Class-D amplifier output stages and an audio subsystem built around an advanced DSP core. Combined with a powerful CPU to ensure peak performance, the V15a+ uses cutting edge technology proven in the pro audio world to achieve life-like speech and first-class music reproduction.


  • DSP controlled automatic gain control and high frequency compensation for metal loss
  • 2 X 90° phase shifted (DSP controlled) Class-D amplifier output stages capable of delivering 5ARMS @ >15VRMS
  • Ultra-efficient power utilisation (up to 90% efficient)
  • High Pass Filter
  • Audio time delay
  • Switchable AGC (Automatic Gain control)
  • Enhanced Loop Diagnostics
  • True constant current output stage
  • Simple user interface
  • Backlit LCD display
  • Sleep mode
  • Continuous self-testing
  • Integrated protection circuits with temperature, voltage, short circuit and DC detection
  • Compact half-width 1U chassis (compatible 6U Rack
  • Cabinet available upon request)

System Components

PS-60 Power Supply

The PS-60 Power Supply is a Level VI power supply.


Mounting Bracket & Shelf

Our V Series Mounting Brackets and Shelf are used to mount hearing loop drivers to a 19” rack and would be suitable for mounting with existing equipment.

6U Rack Cabinet

Our 19” equipment rack cabinet features a lockable front, left or right hinged doors and removable side panels for easy maintenance. It can be either wall mounted or sit on a surface.

Hearing Loop Standards

Product Sheet

User Guide

Hearing Loop Hub at Contacta

Hearing Loop Hub

Visit our Hearing Loop Hub to see how hearing loops work, what different types of loops can do for your business, the latest information on legislations and standards, and frequently asked questions.

Made In The UK MADE IN THE UK: We’re proud to say our Contacta designed products are manufactured in the UK

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