Burson, Sparkos, NE5532 - Opamp Blind Test (Feat. Fosi ZA3)

Sound demo and blind test of Sparkos, Burson discrete opamps and the stock NE5532 opamp on the Fosi Audio ZA3 amplifier. Fosi Audio was kind enough to provide viewers of this video with 15% off opamps sold on their store! Use code OPAMP15 to get 15% off opamps sold on Fosi store! (Valid till April 5, 2026) Link: https://fosiaudio.com/products/op-amp-chip-muses02-opa2604ap-opa2134pa?sca_ref=7181416.6BliyHag3V&utm_source=affiliate&utm_medium=referral&utm_campaign=uppromote Check Out Sparkos Opamps Here: Sparkos Website (non-affiliated): https://sparkoslabs.com/discrete-op-amps/ Fosi Website: https://fosiaudio.com/products/op-amp-chip-muses02-opa2604ap-opa2134pa?sca_ref=7181416.6BliyHag3V&utm_source=affiliate&utm_medium=referral&utm_campaign=uppromote AliExpress: https://s.click.aliexpress.com/e/_c3tcLiLD Check Out Burson V7 Opamps Here: Burson Website (non-affiliated): https://bursonaudio.com/shop/supreme-sound-opamp-v7pro/?v=ae4171856a75 Fosi Website: https://fosiaudio.com/products/op-amp-chip-muses02-opa2604ap-opa2134pa?sca_ref=7181416.6BliyHag3V&utm_source=affiliate&utm_medium=referral&utm_campaign=uppromote AliExpress: https://s.click.aliexpress.com/e/_c3l9PNHp Check out the Fosi ZA3 here: Official Store: https://fosiaudioshop.com/products/fosi-audio-za3-balanced-dual-mode-class-d-amplifier?sca_ref=7181416.6BliyHag3V Amazon: https://amzn.to/4aCIKK7 Aliexpress: https://s.click.aliexpress.com/e/_oDgv4Cp Check out the ZD3 here: Official Store: https://fosiaudioshop.com/products/fosi-audio-za3-balanced-dual-mode-class-d-amplifier?sca_ref=7181416.6BliyHag3V Amazon: https://amzn.to/4aCIKK7 Aliexpress: https://s.click.aliexpress.com/e/_oDgv4Cp Timestamps 0:00 - Introduction 1:19 - Vocals - Opamp A 2:09 - Vocals - Opamp B 2:59 - Vocals - Opamp C 3:48 - Vocals - Opamp D 4:38 - Acoustic Guitar - Opamp A 5:28 - Acoustic Guitar - Opamp B 6:18 - Acoustic Guitar - Opamp C 7:06 - Acoustic Guitar - Opamp D 7:55 - Drums - Opamp A 8:35 - Drums - Opamp B 9:16 - Drums - Opamp C 9:57 - Drums - Opamp D 10:38 - Classical - Opamp A 11:19 - Classical - Opamp B 12:01 - Classical - Opamp C 12:42 - Classical - Opamp D 13:24 - Jazz - Opamp A 14:11 - Jazz - Opamp B 14:58 - Jazz - Opamp C 15:44 - Jazz - Opamp D 16:29 - Results Apple Music Test Track Playlist: https://music.apple.com/hk/playlist/audio-test-tracks/pl.u-11zBXLoiZBWo5W?l=en-GB Want me to review something? Contact me. latenightunbox@gmail.com Affiliate Links to help support the channel: Amazon (US): https://amzn.to/4bPgVy5 AliExpress: https://s.click.aliexpress.com/e/_DFpBabt Akko Gear: https://en.akkogear.com/?ref=64356 Fosi Audio: https://fosiaudioshop.com?sca_ref=7181416.6BliyHag3V Monsgeek: https://www.monsgeek.com/?ref=LNUnboxing Linsoul: https://www.linsoul.com?sca_ref=8653875.83zsP4izW8 Luminkey: https://www.luminkey.com/?ref=yfbewqxc