Cft S.p.a.

Ask Industries Societa Per Azioni

Andrea Toscani

Roberto Catelli

Tiziano Nili

Angelo Farina

Stefano Romei

Luca Cattani

Giovanni Franceschini

Daniel Pinardi

Paolo Cova

Alessandro Soldati

A microphone unit having only one PCB, a plurality of transducers of acoustic-electric type with digital output mounted on a back side of the PCB, through holes obtained in the PCB in correspondence with each transducer, an A2B audio interface mounted on the back side of the PCB and electrically connected to the transducers; and input/output electrical connectors mounted on the back side of the PCB and electrically connected to said A2B audio interface; the plurality of transducers include a central transducer and at least three peripheral transducers disposed at the same radial distance from the central transducer and equally angularly spaced. A microphone meta-array includes a plurality of microphone units connected by one or more A2b networks.

Microphone unit, microphone meta-array and network with microphone meta-array

An ohmic heater for heating a food product, including: a rectifier () for rectifying the supply voltage; an inverter () including controlled switches (); a pair () of electrodes that can be positioned in contact with the food product to be heated, said inverter () being operatively interposed between the rectifier () and the pair () of electrodes; a device () for determining an oscillating voltage (X) generated by the rectifier (); a system () for regulating the closing duration of the switches () of the inverter () at least as a function of the corresponding voltage (X) generated by the rectifier () and determined at a given time instant by the device () for determining an oscillating voltage (X).

Ohmic heater

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Salsomaggiore Terme, Italy

Andrea Toscani