https://jestineyong.com Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Wed, 23 Jun 2021 04:20:13 +0000 en-US hourly 1 https://wordpress.org/?v=5.4.19 https://jestineyong.com/nostalgic-and-fascinating-am-radio-from-a-single-chip-ta7642/ https://jestineyong.com/nostalgic-and-fascinating-am-radio-from-a-single-chip-ta7642/#comments Wed, 23 Jun 2021 04:20:12 +0000 https://jestineyong.com/?p=25450             I take a break once in a while away from my monotonous service work and involve myself in assembly. I think I can comfortably say that Radio is as fascinating today as it was when invented. I had downloaded the following circuit diagram and read other articles in the […]

The post Nostalgic And Fascinating AM RADIO From A Single Chip TA7642! first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/nostalgic-and-fascinating-am-radio-from-a-single-chip-ta7642/feed/ 9 https://jestineyong.com/making-a-working-jim-williams-based-pulse-generator/ https://jestineyong.com/making-a-working-jim-williams-based-pulse-generator/#comments Fri, 18 Jun 2021 03:49:11 +0000 https://jestineyong.com/?p=25416 Recently I started making one of those famous Jim Williams based avalanche fast rise pulse generators. I therefore bought a set that consisted out of 3 OSH PARK pulse generator boards. And all info including the part list was given on the OSH PARK website on https://oshpark.com/shared_projects/KrhgN8JM . Previous OSH Park schematic version 2.4 was […]

The post Making A Working Jim Williams Based Pulse Generator first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/making-a-working-jim-williams-based-pulse-generator/feed/ 8 https://jestineyong.com/do-it-yourselves-diy-ac-extension-box/ https://jestineyong.com/do-it-yourselves-diy-ac-extension-box/#comments Tue, 04 Sep 2018 12:30:37 +0000 https://jestineyong.com/?p=17631                       Time and again, one or other tools as well as the facilities that we have in our workshop fail, putting our service work to jeopardy. Such a thing happened, when one of the Chinese Made extension boxes short circuited and started burning inside. Luckily, […]

The post Do It Yourselves (DIY) AC Extension Box first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/do-it-yourselves-diy-ac-extension-box/feed/ 6 https://jestineyong.com/diy-fully-automated-light-controlled-fan-regulator/ https://jestineyong.com/diy-fully-automated-light-controlled-fan-regulator/#comments Mon, 06 Jul 2015 03:05:46 +0000 https://www.jestineyong.com/?p=9983                   The Life of an electronics repair engineer is not always about repairing something that is broken. Or about something that needs to be replaced to fix a device. Sometimes it is also about fixing a problem by designing something that still even doesn’t exist. This article is […]

The post How to Build a DIY Fully Automated Light Controlled Fan Regulator first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/diy-fully-automated-light-controlled-fan-regulator/feed/ 21