Building a HiFi Test Amplifier

Today I am going to be teaching you how to build a HiFi testing amplifier.  The first thing you need to do is figure out what amplifier to use.  You and I may love curves, but not on our frequency response.  For this you want a flat smooth response, so you hear exactly what is

The Dinas – Do I need a Subwoofer?

The Dinas? Do I need a subwoofer? With this powered bookshelf speaker that can hit down to 35hz with authority…I think not!