Uploaded May 2026 | Updated September 2026, 2 weeks ago

---

Thanks to Mimic Audio for the loan of Sunstone!

Buy from Mimic Audio (affiliate link): mimic-audio.com/products/senna-sound-sunstone?bg_ref=0IkoeJqKMz

Senna Sound Website: senna-sound.com/sunstone

Want to support the channel? Consider becoming a member! Or you can join my Patreon here:

patreon.com/wavetheory1

Or make a 1-time donation through PayPal here:

paypal.com/donate/?hosted_button_id=7N7Z8WRLWQ36E

Follow me on…

Bluesky: https://bsky.app/profile/wavetheorysound.bsky.social
Instagram: instagram.com/wavetheorysound

Test Gear...

All music was digital in lossless or hi-rez FLAC or DSD formats either played locally or streamed from Qobuz (FLAC only), all through Roon.

Source Chain 1:

Chord 2Go+2Yu streamer/DDC (youtu.be/S3O7JNOJIqI) USB output into Ferrum WANDLA GSE w/ Hypsos (youtu.be/Qh1b-XFH7R8) then XLR output into the Sunstone.

Source Chain 2:

Sonore opticalRendu Deluxe Edition (review coming) USB output into Berkeley Alpha USB DDC (youtu.be/94AvDeeRjHA) AES output into Berkeley Alpha S2 DAC (youtu.be/JY3c4HEyH0s) then XLR output into Sunstone.

Source Chain 3:

Chord 2Go USB into Chord Hugo 2 (youtu.be/uuSOYjFtcvY) then a PW Audio RCA to 4.4mm adapter for XLR into the Sunstone

Headphones Used:

Audeze LCD-5s (review coming!)
Audio Technica ATH-ADX7000: youtu.be/d7yjTA584go
Focal Utopia (OG) (1): youtu.be/sqHjnH6EdM4
(2): youtu.be/tb3le-TwGnQ
HiFiMan HE1000 Unveiled: youtu.be/pSXKdoYg0Tc
HiFiMan Susvara OG (1): youtu.be/mZJ78eXWkt0
(2): youtu.be/oUrJx173P5M
HiFiMan Susvara Unveiled: youtu.be/WI1gnx2tD7s

Compared/Named Amps:

Ferrum Oor: youtu.be/xUsRyoBPdyk
HiFiMan GoldenWave Prelude: youtu.be/Ev_GFLFKKUM
LTA Z10e: youtu.be/Bft6HUsYDhE
Niimbus HPA US5 Pro: youtu.be/lLlPJyvGSIQ
Violectric HPA V281: youtu.be/ETFZtNxunKg


Timestamps...

00:00 Intro, Pricing, Disclaimer
01:46 Shameless Self Promotion
02:19 About the Sunstone
03:13 Build, Remote, I/O Config
06:52 Runs Warm
07:41 Sound (comparisons included)
15:25 Wrap Up