Thread: Lowe HF-150 cleanup and LCD backlight
View Single Post
Old 4th Nov 2021, 5:12 pm   #11
Steve G4WCS
Heptode
 
Steve G4WCS's Avatar
 
Join Date: Sep 2004
Location: Preston, Lancashire, UK.
Posts: 632
Default Re: Lowe HF-150 cleanup and LCD backlight
Had another go with the backlighting. Much more pleasing to the eye.

Also spotted a pad for an “option” diode off pin 7 of q4 wonder what it does
Attached Thumbnails
Click image for larger version Name: 4D8280B2-D22D-49DC-BB5F-E84B244B6456.jpg Views: 279 Size: 53.6 KB ID: 245002   Click image for larger version Name: 786242C8-2D45-4617-A230-4E3718E93091.jpg Views: 248 Size: 57.6 KB ID: 245003   Click image for larger version Name: 78B5E7E3-7BFF-46EC-89DA-C899E744099E.jpg Views: 279 Size: 66.0 KB ID: 245004   Click image for larger version Name: 9407BDD6-E562-46A5-A37C-37A5C9E5050B.jpg Views: 256 Size: 52.7 KB ID: 245005   Click image for larger version Name: 858559F5-E09D-48A8-AE9C-A85331226F1B.jpg Views: 226 Size: 56.4 KB ID: 245006  
Steve G4WCS is offline