Mr211's Blog

2026年1月17日星期六

mono tube amplifier volume trimmer need to replace a pair of trimmer for L-R channel together

20251225 record

long time waiting for trimmer purchase

L channel after replacing the new volume trimmer

replacing trimmer already

R channel still usage old trimmer

new volume trimmer

old volume trimmer

new volume trimmer

old volume trimmer

two channel trimmer volume replaced

https://www.youtube.com/watch?v=olFzozK9ric&t=10s

the RIAA similar between upper link and this one

YT download mp3 playback w DAC+RIAA

45rpm vinyle playback

Vinyle phonostage RIAA low volume need modify

re-modify AMI H200 phonostage RIAA curve

20251221 playback record

20251221 playback record

after re-modify RIAA profile

reduce the sound of high volume

20251221 playback record

re-modify RIAA profile

reduce the sound of high volume

Nina simone trouble in mind

2026年1月13日星期二

Vinyl of audiophile

Analogue Production 發燒盤

https://www.youtube.com/watch?v=FEPFH-gz3wE&list=RDFEPFH-gz3wE&start_radio=1

https://www.youtube.com/watch?v=fG2seugAgnU&list=PLe8Z_l5Ergd0_7h2G8DEIjjMHCMByCK7t&index=15

https://www.youtube.com/watch?v=fdakJqKPRDE&list=PLCN6G_aYeGR0S63tf113ekzAx71Q-XKeQ&index=11

https://www.youtube.com/watch?v=_yXe5wSDYOU&list=PLbnJYtsl3xphPyG4AcC_v7kwzuax5JwDE

https://www.youtube.com/watch?v=9LRR_9D89ks&list=RD9LRR_9D89ks&start_radio=1

https://www.youtube.com/watch?v=M95UzNPfjhE&list=RDM95UzNPfjhE&start_radio=1

https://www.youtube.com/watch?v=jKU74Uns9_0&list=PLfHUjByk1U1efrx3lwsHIJANatG0pmG2J&index=6

https://www.youtube.com/watch?v=xBb1q7J9tDw&list=RDxBb1q7J9tDw&start_radio=1

https://www.youtube.com/watch?v=0kAocVpuXDE&list=RD0kAocVpuXDE&start_radio=1

https://www.youtube.com/watch?v=_tinlScVsd0&list=RD_tinlScVsd0&start_radio=1

list of UltraDisc One-Step

https://www.youtube.com/watch?v=15SR2fRqKVU&list=RD15SR2fRqKVU&start_radio=1

https://www.youtube.com/watch?v=_yXe5wSDYOU&list=PLbnJYtsl3xphPyG4AcC_v7kwzuax5JwDE

https://www.youtube.com/watch?v=H-kA3UtBj4M&list=RDH-kA3UtBj4M&start_radio=1

https://www.youtube.com/watch?v=4G-YQA_bsOU&list=RD4G-YQA_bsOU&start_radio=1

https://www.youtube.com/watch?v=GesEA9MJuII&list=RDGesEA9MJuII&start_radio=1

list of The ultimate in jazz and blues

https://www.youtube.com/watch?v=FEPFH-gz3wE&list=RDFEPFH-gz3wE&start_radio=1

https://www.youtube.com/watch?v=Y_TJoSf6_z0&list=PL9_hWbwwLULYAqNNNMBiZZ28nT2znI6fP

https://www.youtube.com/watch?v=8jjbhrR15Y8&list=PLnUSreRYgO-Y6MDrNGhQv90-mhfaH1woT

https://www.youtube.com/watch?v=8NfDUn4Cy4I&list=PLs-kSlFHGBGUd0d_513ta7EwBMBKgG_Hs

https://www.youtube.com/watch?v=SbCt-iXIXlQ&list=RDSbCt-iXIXlQ&start_radio=1

list of Pop, Rock and Classic Reimagined

https://www.youtube.com/watch?v=ZO7oekj3uqM&list=RDZO7oekj3uqM&start_radio=1

https://www.youtube.com/watch?v=3YQb-0P320s&list=RD3YQb-0P320s&start_radio=1

https://www.youtube.com/watch?v=xUPbIbHUem0&list=PLE31AAD9114F343C4

https://www.youtube.com/watch?v=SyQ-TgA6bQk&list=RDSyQ-TgA6bQk&start_radio=1

https://www.youtube.com/watch?v=-uFU79MGj00&list=RD-uFU79MGj00&start_radio=1

https://www.youtube.com/watch?v=JB2CvfMY6SM&list=PLUEMihO9lT7-R6AV3CqIkmjWdQdFbFNmD

https://www.youtube.com/watch?v=7BDBzgHXf64&list=RDEMrjuJw8utHM4zQArCPCxOHQ&start_radio=1

https://www.youtube.com/watch?v=-e-y-1VRZ3I&list=RD-e-y-1VRZ3I&start_radio=1

https://www.youtube.com/watch?v=dQOaUnSmJr8&list=PL7geoeWeH7nQbfWn1o-vocnHoOa4u6bMQ&index=10

https://www.youtube.com/watch?v=HuANCcsODq0&list=RDHuANCcsODq0&start_radio=1

Other favor

https://www.youtube.com/watch?v=OP_h_lZqd-Q

https://www.youtube.com/watch?v=mgJ-gbpeoDM

2026年1月11日星期日

so sad only could cage him in garage ....after revival him

AMI R1-1G vintage Jukebox

find a home for him

2026年1月10日星期六

table DAC trimmer position

open case screws touch the volume trimmer
cause one channel loses sound

open case for change Raytheon rectify tube 6x4

record trimmer volume

2026年1月9日星期五

Rock Ola 495 1975 open box notifycation

open upper cover

tone arm green wire take off

take off these fix tapes

https://kao211.blogspot.com/2023/06/jukeboxs-1970s-old-friend-gone2.html

before Jukebox playback need 110VAC to 100VAC transformer

VAC110V 黑膠播放速度稍快些要回復到日本VAC100V

會動的部件固定措施都要排除

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