THE vegetable nature of the Diatomaceæ is now generally admitted, but if any further proof were needed we have it in marked results from the application of the spectroscope. Mr. H. L. Smith has been ...

The purpose of this study is to find a stable spectral feature and illustrate the usability of this feature in compressing the original signal. The compression method is suitable for vibrotactile ...

This video tackles how to use the RIGOL spectrum analyzer to measure an antenna. The spectrum analyzer has a VB1020 option and utility kit that helps with antenna design and characterization. It ...