OCXO - External 10MHz clock for your Gustard DAC, the cheap ninja way. Does it really work?
8:01
Monoblock Quad 405 power amplifiers - first look video!
5:12
I got this soldering machine from Amazon and will open it to show you inside.
14:05
How I designed the track plan for Pueblo, Colorado and why - K&W Model Railroad Design Series
25:39
【対決！】ハイエンドオーディオで遊ぶ！Persona B ParadigmやSOULNOTEやJorma Design（ヨルマ・デザイン）ESOTERICエソテリックの響き！
13:02
First look: Audio Research based ZeroZone PRT-13A tube preamplifier
10:27
Misbehaving balanced line and a NanoVNA
7:26
FOSI V3 單聲道 開箱
8:08