Jukeboxssss usage optic switch to fix cut off not stable issue of turntable proximity switch (spring)

 

Friends playback system tube codec w RIAA & WE437A low noise pre-amplifire

 

PC playback music through xmos to SPDIF

codec w RIAA module

mid speaker modify by PD-5VH w mesh lens

Jukeboxssss turntable motor put in aerogel for motor cooling and add one more idler wheel spring

 

replace tube socket of low noise tube amplifier

 

fix mid horn driver noise by clean driver diaphragm

 

Jukebox AMI MM5 1967 open box

Jukeboxssss hack circuit for control EP vinyl playback speaker hum off~2

 

Record turntable AC wiring 100V 50Hz verify Garrade 401- Tech. Sp-10 speed is correct

 

401 AC 100V 50Hz

Jukeboxssss vintage tube amplifier re-cap. modify~3 ...add one audio transformer amplifier