Ultra HyperSpike® Announces New Speaker Estimate Tool for Quick and Efficient Acoustic Modelling Share Article HyperSpike®, a product of Ultra, in partnership with Reusser Design have developed an online tool to calculate the number of speakers needed for sufficient acoustic coverage within a defined area. The new Speaker Calculator is just one of several acoustic modelling and estimation tools available to HyperSpike® customers. One of the most coveted HyperSpike® values is the ability to deliver superior acoustic coverage with a minimum quantity of speakers. The Speaker Calculator provides our partners and customers the power to estimate the cost-saving benefits of a HyperSpike® solution in the palm of their hand.