Uploaded September 2025 | Updated September 2026, 2 weeks ago
Join me to ask questions and get more of my thoughts on Equalization!
Plus...what am I looking forward to at CanJam SoCal 2025?
Check out my podcast "Waking Waves with WaveTheory" here:
Apple Podcasts: podcasts.apple.com/us/podcast/making-waves-with-wavetheory/id1838478407
Spotify: open.spotify.com/show/4QQkxr6TjNs0FeyjQGqPRd
Amazon: music.amazon.com/podcasts/9bd0af20-96b2-4381-aaed-51d41b497629/making-waves-with-wavetheory
Podbean: wavetheorysound.podbean.com
Or watch on YouTube! youtu.be/jI0L_2D1cxs
Paper referencing attack transients on perceived timbre:
K. W. Berger, “Some factors in the recognition of timbre,” Journal of
the Acoustical Society of America, Volume 36, 1888 (1963).
Join me to ask questions and get more of my thoughts on Equalization!
Plus...what am I looking forward to at CanJam SoCal 2025?
Check out my podcast "Waking Waves with WaveTheory" here:
Apple Podcasts: podcasts.apple.com/us/podcast/making-waves-with-wavetheory/id1838478407
Spotify: open.spotify.com/show/4QQkxr6TjNs0FeyjQGqPRd
Amazon: music.amazon.com/podcasts/9bd0af20-96b2-4381-aaed-51d41b497629/making-waves-with-wavetheory
Podbean: wavetheorysound.podbean.com
Or watch on YouTube! youtu.be/jI0L_2D1cxs
Paper referencing attack transients on perceived timbre:
K. W. Berger, “Some factors in the recognition of timbre,” Journal of
the Acoustical Society of America, Volume 36, 1888 (1963).









![FiiO M33 R2R DAP Review - R2R On The Go & For A [Relatively] Reasonable Price!
Thanks to FiiO for sending the M33 R2R for review!
Buy from Apos Audio (affiliate link): https://apos.audio/products/fiio-m33-r2r-hi-fi-portable-digital-music-player?sca_ref=1448954.julYPU81dF
FiiO product page: https://www.fiio.com/M33R2R
Want to support the channel? Consider becoming a member! Or you can join my Patreon here:
https://www.patreon.com/wavetheory1
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https://www.paypal.com/donate/?hosted_button_id=7N7Z8WRLWQ36E
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My DAP Reviews...
Fiio M11+: https://youtu.be/Cx68qUoSKac
Fiio M21: https://youtu.be/22bHTUv3G8k
Hiby M300: https://youtu.be/XSrX8ib9Wh0
Hiby R2ii: https://youtu.be/XYxL0IBcaS0
Hiby R4: https://youtu.be/3Z1mVUSx9hc
Hiby RS6: https://youtu.be/spz6_6CwHKY
iBasso DX180: https://youtu.be/WcwIwukvYmc
iBasso DX260: https://youtu.be/vmJH7ZorUzA
Transducers Used...
Dan Clark E3: https://youtu.be/liuVrWBxo-c
Effect Audio + Elysium Audio Pilgrim:Noir: https://youtu.be/cdWMu-r_A_Q
FiiO FH19: https://youtu.be/K8BDyurdX5w
Focal Radiance: https://youtu.be/rXnmlXCf_bA
HiFiMan HE1000 Unveiled: https://youtu.be/pSXKdoYg0Tc
Timestamps...
00:00 Intro, Pricing, Disclaimer
01:18 Shameless Self Promotion
01:51 Takeaways
02:53 About the M33 R2R
11:56 Pocket Friendly?
14:20 User Interface
15:30 Sound
20:05 Comparisons w/ M21, iBasso DX180 & DX260
24:33 Final Thoughts FiiO M33 R2R DAP Review - R2R On The Go & For A [Relatively] Reasonable Price!](https://i.ytimg.com/vi/byeOH9YPAGc/mqdefault.jpg)
