From 1532123e9f0167bb967601953a5bab6c7e29fdb5 Mon Sep 17 00:00:00 2001 From: ploopyco <54917504+ploopyco@users.noreply.github.com> Date: Fri, 25 Aug 2023 16:39:50 -0400 Subject: [PATCH] Updated Appendix F: Frequency response graph interpretation (markdown) --- ...dix-F:-Frequency-response-graph-interpretation.md | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Appendix-F:-Frequency-response-graph-interpretation.md b/Appendix-F:-Frequency-response-graph-interpretation.md index d966836..cb2763e 100644 --- a/Appendix-F:-Frequency-response-graph-interpretation.md +++ b/Appendix-F:-Frequency-response-graph-interpretation.md @@ -2,6 +2,8 @@ A big thanks to [oratory1990](https://www.reddit.com/r/oratory1990/) for measuring the Ploopy Headphones! +## Measurement Setup + The equipment used to measure the frequency response of the Headphones is as follows: - GRAS45BC-10 KEMAR head and torso simulator @@ -9,4 +11,14 @@ The equipment used to measure the frequency response of the Headphones is as fol - APx515 or APx526 Signal Generator/Analyzer - APx1701 amplifier +## Measurement Results + +We believe that the **Harman AE/OE 2018 Target** represents an ideal sound for headphones, and have tuned the headphones to be close to this target. + +The Ploopy Headphones deviate from the Harman Target by an average of **0.66 dB**. + +According to S. Olive et al.'s *"A Statistical Model That Predicts Listeners' Preference Ratings of In-Ear Headphones"* study, this deviation means that the Ploopy Headphones have a preference score of **93/100**. + +## Big thanks to oratory1990! + oratory1990's full report on the Ploopy Headphones is available [here](https://ploopy.co/wp-content/uploads/2023/08/Ploopy-Headphones.pdf).