Intro: The Sundara, as with the HD6XX reviewed earlier, is another headphone so popular in the community that it can serve as a good reference point for the reader to understand the reviewer - if the reviewer hears similarly to you, or if the reviewer holds different position to the assessment/value of the headphone. For … Continue reading Review: Hifiman Sundara (2020)

click the image - it is hyperlinked to the Graph Tool! Intro Thanks to the open-source tool Cringraph, arguably the best thing in the headphone hobby since...the HD600? Measurements here can be easily visualised and compared to each other using the newly set up Squiglink for Unheardlab. A change log is kept on this site … Continue reading Now available – Graph Comparison Tool (Squiglink) and MEGA measurement drop

Here it is - the measurement rig announced earlier finally arrived. Components include: GRAS RA0045-S1 prepolarised ear simulator (coupler) GRAS KB5000 anthropometric pinna simulator GRAS RA0307 mounting plate, coupler holder, and snap fit mechanism Motu M2 USB audio interface Bruel&Kjaer Type 1704 CCLD signal conditioner Note: old measurements on this site cannot be compared directly … Continue reading Measurement dump: GRAS rig test run with HD6XX, HD800, Sundara, NAN-7 etc.

Short version of the story: Apologies for the silence over the last few weeks. I am happy to announce that a set of industrial standard measurement rig has been acquired: the G.R.A.S. 43AG-4 which consists of the RA0045-S1 prepolarised ear simulator and the KB5000 anthropometric pinna (with my own money, btw, as I am 100% … Continue reading Moving to industrial standard measurement rig GRAS 43AG