Abstract: To achieve the maximum power transfer between the power amplifier (PA) and the electroacoustic transducer, this article proposes a broadband complex impedance matching network using the ...

Holmberg was founded in 1919 and is family-owned since 1951. In the heart of Berlin, we manufacture professional electroacoustic products for harsh environments. Our decades of experience enable us to ...

Many Black inventors struggled through hardship, poverty, and, in some circumstances, slavery. Still, they prevailed and proved their genius to the world. The following are but a few of the many ...

The tests were conducted using an ultrasound equipment from Olympus/Panametrics NDT Inc., located in San Diego, CA, equipped with shear transducers operating at a frequency of 500 kHz. These shear ...