step response

Hello, I'm having trouble understanding and diagnosing my tweeter's impulse and step response. The negative peak seems to be greater than the positive, and the positive seems to be split. This was measured using a UMK-1 3 inches away from the driver. I'm unsure what to make of it, whether...

(Apologies for newbie question!) I'm researching speakers for a possible purchase, and I trust science more than my ears during a 10 min demo at an audio shop. That's led to me spending a lot of time looking at the measurements on sites like Stereophile and SoundStage Network. I feel like I...

PM-H2 headphone amplifier 1. Introduction PM-H2 is a kind of modification of my Dispre 2-JFET preamplifier. It was designed in 2011. The main difference is that PM-H2 uses one pair of Toshiba 2SK170 devices in the differential input stage, not the complementary-differential input quadruple...