Nelson Yum

瘋狂走音 pitch raise 300cents!

Piano Alchemists

C Bechstein model 10 85 key parallel string

Kawai k15 (1st hand) 40 cents pitch raise

有聲出就得？有需要定係吹毛求疵？用數碼琴代替鋼琴？

大家等咗三年，就係為這20分鐘：精彩即興演奏by Rachnoffwailok

Trying out a Bechstein

Ibach 真係好靚聲

How Bottles Change Acoustic Attributes - an experiment at Christ Church, Sutton

About tuning：inharmonicity

琴聲探底How Bottles Change Acoustic Attributes：Plastic vs Glass – Surprising Results!

Yamaha No.U1 (1962) 仲調到音嗎？

日本Toyo Tokiwa 126鋼琴

《曼慢嘆炭》第一集：南山一號與我的第一次BBQ手炒咖啡

手藝回聲：從一位無名調音師說起Echoes of Craftsmanship: A Tribute to an Unsung Piano Tuner

Bluthner 120: 我見過最迂迴曲折的買琴經歷 - 係你你就係你嘅

Yamaha U3調音：知知魚之樂

YAMAHA UX vs YUA

100 cents pitch raise 100分調音

Voicing recent U3 (detailed version with AI report on the tonal improvement)

Voicing a recent YAMAHA U3 640k

About tuning: P8 vs P12 淺談調音2 平均律及八度的對比

剛剛見到一台KAWAI GL10，正好作調音的對比

調整制音器

About tuning / 淺談調音

歡迎找我幫你驗琴 U3A circa 1986

Steinway B 1894 chopstick voicing

Kayseburg 126@UK

Steinway B circa 1894