> For the complete documentation index, see [llms.txt](https://itsgreq.gitbook.io/headphone-measurements/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://itsgreq.gitbook.io/headphone-measurements/pioneer.md).

# 🗃️ PIONEER

- [Master 1G](https://itsgreq.gitbook.io/headphone-measurements/pioneer/master-1g.md)
- [SE-2](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-13.md)
- [SE-4](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-4.md): It just sounds OK
- [SE-7 + New Pleather Pads](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-12.md)
- [SE-7 + New Velour Pads](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-12/untitled-11.md)
- [SE-11 Eleven 300 ohm variant](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-9.md)
- [SE-11 Eleven + New Velour Pads - 300 Ohm variant](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-9/untitled-10.md): Might be the best all-round Japanese vintage open-back
- [SE-11 eleven - Over Ear Mod + HyperX Cloud Velour Pads](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-9/se-11-eleven-over-ear-mod-+-hyperx-cloud-velour-pads.md): Touch less sub-bass due to these pads.
- [SE-15](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-15.md)
- [SE-15 + aftermarket pleather pad](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-15/untitled-7.md): With modern, slightly thicker new pleather pads
- [SE-15 + Vesper Audio hybrid pad](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-15/se-15-+-vesper-audio-hybrid-pad.md)
- [SE-15 + Turtle Beach PX21 Pads](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-15/untitled-8.md)
- [SE-20A](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-20a.md)
- [SE-505](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-6.md): One of the world's first dual-driver headphones
- [SE-550](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-5.md)
- [SE-700](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-3.md): This graph is with the original ear pads. The treble peak should stay strong above 8KHz according to manual tone-sweeps.
- [SE-700 + Brainwavs Angled Leather Pads](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-3/se-700-+-brainwavs-angled-leather-pads.md): meh
- [SE-700 + New Pleather Pads](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-3/untitled-4.md)
- [SE-900D](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-1.md)
- [SE-900D - Mod](https://itsgreq.gitbook.io/headphone-measurements/pioneer/untitled-1/se-900d-mod.md)
- [SE-A8](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-a8.md)
- [SE-A80](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-a80.md)
- [SE-M750](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-m750.md): Right driver is faulty
- [SE-M870 + Z1000 Pads](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-m870-+-z1000-pads.md)
- [SE-M870 + SW02 Pads](https://itsgreq.gitbook.io/headphone-measurements/pioneer/se-m870-+-z1000-pads/se-m870-+-sw02-pads.md): More V-shaped than Z1000 pads