Uploaded October 2023 | Updated September 2026, 1 day ago
A detailed review with audio examples of the Fosi Audio P3 Bluetooth preamplifier and headphone amplifier, with tubes.
PRODUCT LINKS
Amazon US - amzn.to/3QwGsE1
Amazon UK - amzn.to/45MR9GE
Aliexpress - https://s.click.aliexpress.com/e/_ok91hH7
Fosi Audio Official - bit.ly/46P95BO
15% off promo code: FAP3MKT15
(works for all platforms, will expire on 16th November 2023)
CHAPTERS
0:00 Unboxing
3:41 Front panel tour
4:22 Top panel tour
5:00 Rear panel tour
6:03 Sound quality described
7:11 Loud enough?
8:20 Power output and output impedance
10:44 Audio demonstration
13:29 Harmonics audio demonstration
14:36 Tone controls
16:24 Conclusion
DISCLAIMER
This product was sent to me by the manufacturer. There is no other payment involved.
MUSIC
Unpublished work © David Mellor ALL RIGHTS RESERVED
Other music by David Mellor open.spotify.com/artist/6OkaDx4vB4O2ssUA5p4M8g?si=RJ0W9sSHQEaCysfKl-hnbA
PRO AUDIO COURSES
audiomasterclass.com/video-courses
EQUIPMENT USED TO MAKE AUDIO MASTERCLASS VIDEOS
CAMERA - Sony Alpha A6600 amzn.to/3uj7Dtq
COMPUTER - Apple Mac Mini M2 Pro amzn.to/47tW6Wg
MICROPHONE - Sennheiser MKH 416 amzn.to/3QWWvuO
ALTERNATIVE MICROPHONE - AKG C414 amzn.to/3SLqCad
BUDGET MICROPHONE CHOICE - Rode shotgun amzn.to/3G0ni36
MICROPHONE PREAMPLIFIER - Comica LinkFlex AD2 amzn.to/40SMHFT
TELEPROMPTER - Padcaster Parrot alternatives amzn.to/40A55TJ
TELEPROMPTER SOFTWARE - PromptSmart Pro promptsmart.com
AUDIO INTERFACE - Behringer UMC202HD amzn.to/3ugj6db
HEADPHONES - Sony wired amzn.to/3sEjlht
KEYLIGHT- Amaran 100d amzn.to/40A5Gor
FILL LIGHTS - Switti RGB amzn.to/3ufhOPu
SOFTBOX Phot-R alternatives amzn.to/3QGoTjJ
LIGHTING STANDS Phot-R alternatives amzn.to/3QWXOKe
MONITOR - Samsung UJ59 amzn.to/3MEoBsk
MONITOR ARM - Invision alternatives amzn.to/40SLqi5
MIC ARM - Neewer amzn.to/49Ob0sD
TRIPOD - Velbon alternatives amzn.to/46gu2oa
GREEN SCREEN - Elgato alternatives amzn.to/3SG2F3L
DESK - FlexiSpot E7 Pro amzn.to/3QVIWvS
VIDEO EDITING - Apple Final Cut Pro apple.com/final-cut-pro
IMAGE EDITING - Adobe Photoshop amzn.to/3FZ7Ww0
AUDIO EDITING - Avid Pro Tools amzn.to/3QA5Wz7
NOTEBOOK - Leuchturm 1917 hardback amzn.to/47zonKX
PEN - Sakura Pigma archival pen Sakura Pigma archival pen amzn.to/47zz3cP
OSCILLOSCOPE - Hameg HM 203 alternatives amzn.to/47tWN1O
BEAUTY - Philips 3000 nose hair trimmer amzn.to/40BdLJo
Disclaimer: Videos on this channel may include affiliate links and may feature software that has been received free of charge with an NFR (not for resale) licence, equipment that has been loaned or donated by a manufacturer or distributer, or equipment that has been bought for less than full retail price.
A detailed review with audio examples of the Fosi Audio P3 Bluetooth preamplifier and headphone amplifier, with tubes.
PRODUCT LINKS
Amazon US - amzn.to/3QwGsE1
Amazon UK - amzn.to/45MR9GE
Aliexpress - https://s.click.aliexpress.com/e/_ok91hH7
Fosi Audio Official - bit.ly/46P95BO
15% off promo code: FAP3MKT15
(works for all platforms, will expire on 16th November 2023)
CHAPTERS
0:00 Unboxing
3:41 Front panel tour
4:22 Top panel tour
5:00 Rear panel tour
6:03 Sound quality described
7:11 Loud enough?
8:20 Power output and output impedance
10:44 Audio demonstration
13:29 Harmonics audio demonstration
14:36 Tone controls
16:24 Conclusion
DISCLAIMER
This product was sent to me by the manufacturer. There is no other payment involved.
MUSIC
Unpublished work © David Mellor ALL RIGHTS RESERVED
Other music by David Mellor open.spotify.com/artist/6OkaDx4vB4O2ssUA5p4M8g?si=RJ0W9sSHQEaCysfKl-hnbA
PRO AUDIO COURSES
audiomasterclass.com/video-courses
EQUIPMENT USED TO MAKE AUDIO MASTERCLASS VIDEOS
CAMERA - Sony Alpha A6600 amzn.to/3uj7Dtq
COMPUTER - Apple Mac Mini M2 Pro amzn.to/47tW6Wg
MICROPHONE - Sennheiser MKH 416 amzn.to/3QWWvuO
ALTERNATIVE MICROPHONE - AKG C414 amzn.to/3SLqCad
BUDGET MICROPHONE CHOICE - Rode shotgun amzn.to/3G0ni36
MICROPHONE PREAMPLIFIER - Comica LinkFlex AD2 amzn.to/40SMHFT
TELEPROMPTER - Padcaster Parrot alternatives amzn.to/40A55TJ
TELEPROMPTER SOFTWARE - PromptSmart Pro promptsmart.com
AUDIO INTERFACE - Behringer UMC202HD amzn.to/3ugj6db
HEADPHONES - Sony wired amzn.to/3sEjlht
KEYLIGHT- Amaran 100d amzn.to/40A5Gor
FILL LIGHTS - Switti RGB amzn.to/3ufhOPu
SOFTBOX Phot-R alternatives amzn.to/3QGoTjJ
LIGHTING STANDS Phot-R alternatives amzn.to/3QWXOKe
MONITOR - Samsung UJ59 amzn.to/3MEoBsk
MONITOR ARM - Invision alternatives amzn.to/40SLqi5
MIC ARM - Neewer amzn.to/49Ob0sD
TRIPOD - Velbon alternatives amzn.to/46gu2oa
GREEN SCREEN - Elgato alternatives amzn.to/3SG2F3L
DESK - FlexiSpot E7 Pro amzn.to/3QVIWvS
VIDEO EDITING - Apple Final Cut Pro apple.com/final-cut-pro
IMAGE EDITING - Adobe Photoshop amzn.to/3FZ7Ww0
AUDIO EDITING - Avid Pro Tools amzn.to/3QA5Wz7
NOTEBOOK - Leuchturm 1917 hardback amzn.to/47zonKX
PEN - Sakura Pigma archival pen Sakura Pigma archival pen amzn.to/47zz3cP
OSCILLOSCOPE - Hameg HM 203 alternatives amzn.to/47tWN1O
BEAUTY - Philips 3000 nose hair trimmer amzn.to/40BdLJo
Disclaimer: Videos on this channel may include affiliate links and may feature software that has been received free of charge with an NFR (not for resale) licence, equipment that has been loaned or donated by a manufacturer or distributer, or equipment that has been bought for less than full retail price.
![Will this DAC/headphone-amp dongle work with *your* phone? [Fosi Audio DS2]](https://i.ytimg.com/vi/fk0ERSWnBrU/mqdefault.jpg "Will this DAC/headphone-amp dongle work with *your* phone? [Fosi Audio DS2]
I thought that any DAC/headphone-amp dongle would work with any phone. But sometimes there can be a few hoops to jump through first. Heres how to make sure that the Fosi Audio DS2 and other DAC/headphone-amp dongles will work with your phone.
Product page - https://fosiaudio.com/pages/dac-headphone-amplifier-ds2
Purchase link - https://amzn.to/49q1Fpl
DAVID MELLORS MUSIC
David Mellors music on Bandcamp - https://davidmellor.bandcamp.com/
David Mellors music on Spotify - https://open.spotify.com/artist/6OkaDx4vB4O2ssUA5p4M8g?si=M6bsrHIZQWWCeqv6_Nvfgw
Available on all good streaming services
EQUIPMENT USED TO MAKE AUDIO MASTERCLASS VIDEOS
CAMERA - Sony Alpha A6600 https://amzn.to/3uj7Dtq
COMPUTER - Apple Mac Mini M2 Pro https://amzn.to/47tW6Wg
MICROPHONE - Sennheiser MKH 416 https://amzn.to/3QWWvuO
ALTERNATIVE MICROPHONE - AKG C414 https://amzn.to/3SLqCad
BUDGET MICROPHONE CHOICE - Rode shotgun https://amzn.to/3G0ni36
MICROPHONE PREAMPLIFIER - Comica LinkFlex AD2 https://amzn.to/40SMHFT
TELEPROMPTER - Padcaster Parrot alternatives https://amzn.to/40A55TJ
TELEPROMPTER SOFTWARE - PromptSmart Pro https://promptsmart.com/
AUDIO INTERFACE - Behringer UMC202HD https://amzn.to/3ugj6db
HEADPHONES - Sony wired https://amzn.to/3sEjlht
SPEAKER CABLE - KabelDirekt https://amzn.to/3ucgQ6T
POWER AMPLIFIER - Fosi V3 https://amzn.to/3vRumNH
KEYLIGHT- Amaran 100d https://amzn.to/40A5Gor
FILL LIGHTS - Switti RGB https://amzn.to/3ufhOPu
SOFTBOX Phot-R alternatives https://amzn.to/3QGoTjJ
LIGHTING STANDS Phot-R alternatives https://amzn.to/3QWXOKe
MONITOR - Samsung UJ59 https://amzn.to/3MEoBsk
MONITOR ARM - Invision alternatives https://amzn.to/40SLqi5
MIC ARM - Neewer https://amzn.to/49Ob0sD
TRIPOD - Velbon alternatives https://amzn.to/46gu2oa
GREEN SCREEN - Elgato alternatives https://amzn.to/3SG2F3L
DESK - FlexiSpot E7 Pro https://amzn.to/3QVIWvS
VIDEO EDITING - Apple Final Cut Pro https://www.apple.com/final-cut-pro/
IMAGE EDITING - Adobe Photoshop https://amzn.to/3FZ7Ww0
AUDIO EDITING - Avid Pro Tools https://amzn.to/3QA5Wz7
NOTEBOOK - Leuchturm 1917 hardback https://amzn.to/47zonKX
PEN - Sakura Pigma archival pen Sakura Pigma archival pen https://amzn.to/47zz3cP
OSCILLOSCOPE - Hameg HM 203 alternatives https://amzn.to/47tWN1O
GROOMING - Philips 3000 nose hair trimmer https://amzn.to/40BdLJo
GROOMING - Nose plier https://amzn.to/41IOZaR
HAIR COLOUR - Just For Men https://amzn.to/475OgS1
HAIR CONDITIONER - TRESemmé Silky & Smooth https://amzn.to/41AdWFd
Disclaimer: Videos on this channel may include affiliate links and may feature software that has been received free of charge with an NFR (not for resale) licence, equipment that has been loaned or donated by a manufacturer or distributer, or equipment that has been bought for less than full retail price.")
![How to degrade the performance of this beautiful DAC [Fosi Audio ZD3]](https://i.ytimg.com/vi/h3sPz9SYkCA/mqdefault.jpg "How to degrade the performance of this beautiful DAC [Fosi Audio ZD3]
This DAC has swappable opamps. If I change them, will it sound better or worse? Find out in this video with audio examples. [Ft. Nigel from Accounts & Betty]
Fosi Audio ZD3：https://bit.ly/fosiaudiozd3dac
VOL20 volume control: Kickstarter: https://fosiaudio-inc.kckb.me/f5bc1fdb
Music: Avas Irritating Unboxing Music - https://davidmellor.bandcamp.com/track/avas-irritating-unboxing-music
00:00 Introduction
00:25 Unboxing
02:40 Any good?
03:08 Why degrade it?
03:27 Opamp rolling
04:08 Why roll?
06:22 Opamp specifications
09:08 Disassembly
10:00 Audio examples
11:54 Summary
12:18 Nigel from Accounts
EQUIPMENT USED TO MAKE AUDIO MASTERCLASS VIDEOS
CAMERA - Sony Alpha A6600 https://amzn.to/3uj7Dtq
COMPUTER - Apple Mac Mini M2 Pro https://amzn.to/47tW6Wg
MICROPHONE - Sennheiser MKH 416 https://amzn.to/3QWWvuO
ALTERNATIVE MICROPHONE - AKG C414 https://amzn.to/3SLqCad
BUDGET MICROPHONE CHOICE - Rode shotgun https://amzn.to/3G0ni36
MICROPHONE PREAMPLIFIER - Comica LinkFlex AD2 https://amzn.to/40SMHFT
TELEPROMPTER - Padcaster Parrot alternatives https://amzn.to/40A55TJ
TELEPROMPTER SOFTWARE - PromptSmart Pro https://promptsmart.com/
AUDIO INTERFACE - Behringer UMC202HD https://amzn.to/3ugj6db
HEADPHONES - Sony wired https://amzn.to/3sEjlht
SPEAKER CABLE - KabelDirekt https://amzn.to/3ucgQ6T
POWER AMPLIFIER - Fosi V3 https://amzn.to/3vRumNH
KEYLIGHT- Amaran 100d https://amzn.to/40A5Gor
FILL LIGHTS - Switti RGB https://amzn.to/3ufhOPu
SOFTBOX Phot-R alternatives https://amzn.to/3QGoTjJ
LIGHTING STANDS Phot-R alternatives https://amzn.to/3QWXOKe
MONITOR - Samsung UJ59 https://amzn.to/3MEoBsk
MONITOR ARM - Invision alternatives https://amzn.to/40SLqi5
MIC ARM - Yellowtech M!ka (10% discount) - https://shop.yellowtec.com/discount/AUDIO-DAVID
TRIPOD - Velbon alternatives https://amzn.to/46gu2oa
GREEN SCREEN - Elgato alternatives https://amzn.to/3SG2F3L
DESK - FlexiSpot E7 Pro https://amzn.to/3QVIWvS
VIDEO EDITING - Apple Final Cut Pro https://www.apple.com/final-cut-pro/
IMAGE EDITING - Adobe Photoshop https://amzn.to/3FZ7Ww0
AUDIO EDITING - Avid Pro Tools https://amzn.to/3QA5Wz7
NOTEBOOK - Leuchturm 1917 hardback https://amzn.to/47zonKX
PEN - Sakura Pigma archival pen Sakura Pigma archival pen https://amzn.to/47zz3cP
OSCILLOSCOPE - Hameg HM 203 alternatives https://amzn.to/47tWN1O
GROOMING - Philips 3000 nose hair trimmer https://amzn.to/40BdLJo
GROOMING - Nose plier https://amzn.to/41IOZaR
HAIR COLOUR - Just For Men https://amzn.to/475OgS1
HAIR CONDITIONER - TRESemmé Silky & Smooth https://amzn.to/41AdWFd
OPTICAL AID - https://www.tigerspecs.co.uk/item/jelli-multi-coloured-reading-glasses
Disclaimer: Videos on this channel may include affiliate links and may feature software that has been received free of charge with an NFR (not for resale) licence, equipment that has been loaned or donated by a manufacturer or distributer, or equipment that has been bought for less than full retail price.")
