FeedbackLoop | #76 - Shure UA845 antenna and power distribution system repair @feedback-loop | Uploaded 5 years ago | Updated 22 hours ago
This is a look inside of two dead Shure UA845 antenna and power distribution systems. Both units turned out to have exactly the same problem. Yet another problem with a switch-mode power supply, and yet another case of bad electrolytic capacitors.
Previous video: https://youtu.be/t_3QQ9xotDo
AS3842 datasheet: http://pdf.datasheetcatalog.com/datasheets2/15/159170_1.pdf
AS3842 application note: http://pdf.datasheetcatalog.com/datasheet/ASTECSemiconductor/mXrvsyx.pdf
This is a look inside of two dead Shure UA845 antenna and power distribution systems. Both units turned out to have exactly the same problem. Yet another problem with a switch-mode power supply, and yet another case of bad electrolytic capacitors.
Previous video: https://youtu.be/t_3QQ9xotDo
AS3842 datasheet: http://pdf.datasheetcatalog.com/datasheets2/15/159170_1.pdf
AS3842 application note: http://pdf.datasheetcatalog.com/datasheet/ASTECSemiconductor/mXrvsyx.pdf