https://jestineyong.com Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Sat, 17 Aug 2024 04:21:08 +0000 en-US hourly 1 https://wordpress.org/?v=5.4.19 https://jestineyong.com/emergency-light-modified-from-fluorescent-lamp-to-led-bpl-model-rl-f60/ https://jestineyong.com/emergency-light-modified-from-fluorescent-lamp-to-led-bpl-model-rl-f60/#comments Sat, 17 Aug 2024 02:24:22 +0000 https://jestineyong.com/?p=33287 This is a double tube type Emergency Lantern. This belongs to my classmate, who is no more. His family brought it to me saying that it was not working. The battery was found down. The sticker indicated that it was replaced in April 2019. My record showed that I had changed the battery of this […]

The post Emergency Light Modified From Fluorescent Lamp To LED – BPL MODEL RL-F60 first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/emergency-light-modified-from-fluorescent-lamp-to-led-bpl-model-rl-f60/feed/ 16 https://jestineyong.com/magnifier-lamp-with-fluorescent-light-upgraded-to-led-light/ https://jestineyong.com/magnifier-lamp-with-fluorescent-light-upgraded-to-led-light/#comments Wed, 06 Feb 2019 06:53:49 +0000 https://jestineyong.com/?p=18833                     I had this magnifier lamp in my shop for almost 18 years. Recently, the original fluorescent light was broken and when I bought a new one, it lasted only a week. I thought it was a bad fluorescent light so I bought another one; again, […]

The post Magnifier lamp with fluorescent light upgraded to LED light first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/magnifier-lamp-with-fluorescent-light-upgraded-to-led-light/feed/ 15 https://jestineyong.com/electronic-ballast-repair/ https://jestineyong.com/electronic-ballast-repair/#comments Tue, 13 Jun 2017 09:06:30 +0000 https://jestineyong.com/?p=14821                   I have a fluorescent light fitting in my kitchen which has 2 fluorescent tubes. Some time ago one tube failed (or so I thought) and I didn’t bother to change it as the kitchen was still brightly lit with just one tube. When the second tube […]

The post Electronic Ballast Repair first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/electronic-ballast-repair/feed/ 17 https://jestineyong.com/fluorescent-desktop-lamp-with-electronic-ballast-repair/ https://jestineyong.com/fluorescent-desktop-lamp-with-electronic-ballast-repair/#comments Mon, 21 Mar 2016 23:59:50 +0000 https://www.jestineyong.com/?p=12114               Lamp refused to start, no flicker. Opened it and found electronic ballast with the following markings: Landlite Electronic Ballast for Fluorescent Lamp EBCF-127-120V-LPF 120/60Hz 0.38A PL 27W Lamp Output Voltage: 600V After a few minutes of eye inspection (and nose), I couldn’t find anything with excessive burn marks […]

The post 4 tube Fluorescent desktop lamp with electronic ballast repair first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/fluorescent-desktop-lamp-with-electronic-ballast-repair/feed/ 17 https://jestineyong.com/compact-fluorescent-lamp-repair/ https://jestineyong.com/compact-fluorescent-lamp-repair/#comments Tue, 06 Oct 2009 13:14:30 +0000 https://www.jestineyong.com/?p=2385 One of my ERG member Saeed would like to share this information with you. This is his email: ” My compact flourescent lamp suddenly turned off(went off) last night. i opened it for repairing. here is a circuit board with some of electronic component in it. i checked the component with my analoge ohmmeter. a […]

The post Compact Fluorescent Lamp Repair first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/compact-fluorescent-lamp-repair/feed/ 26