It looks like a slightly quirkier version of an electro-acoustic guitar (since that's what it is), so you don't need an amp to get started, but can plug it in if you want to turn up the volume.

Whether you’re practicing, busking, or performing, amplify the finest qualities of your guitar with our selection of acoustic amps ...

Among the materials that find various applications in today's science and industry are insulating or dielectric materials. In electronics and electrical engineering they are used mainly as insulators ...

In the last decade, remarkable developments have concerned the methods of space charge measurement in the field of insulation systems diagnostic. In particular, methods based on acoustic and thermal ...