Velleman LABORATORY POWER SUPPLY (0-30 VDC + 5 VDC + 12 VDC) WITH ANALOGUE DISPLAY PS603 Specifications: input voltage: 230 Vac ± 10 % output voltage: 0-30 Vdc / 12 Vdc / 5 Vdc corrente de saída: 3 A / 1 A / 1 A limited current: 10 mA – 3.2 A / 1.2-1.6 A →
International Repair Day is tiday on 19 October 2024 to promote and celebrate the value of fixing. International Repair Day is an annual celebration for everyone who makes repair happen in their communities around the world. Be part of the global movement calling for The Right to Repair. People are celebrating the power of repair →
I had one Xbox One Wireless Controller with broken bumber buttons. So I had to do Bumpers Replacement. Here are links to information I used in the repair problems. Xbox One Wireless Controller Repair https://www.ifixit.com/Device/Xbox_One_Wireless_Controller The Xbox Wireless Controller, manufactured by Microsoft, is commonly used with the Xbox One and Xbox Series consoles, but the →
I accidentially killed my favorite multimeter that had served me well for a long time. I was verifying another multimeter by comparing it’s reading to measurement made by this meter (that was checked to be accurate with a calibrator in 2020). My meter just went dead. New battery did not help. Any repair tips or →
Very many electrical equipment and fluorescent lamps powered from 230V AC have a filtering capacitor on power input between live and neutral. This is typically there for interference suppressing. That capacitor is normally X rated “self healing” type, but they can sometimes fail. When they fail their case starts turning black, and they can start →
I bought this VGA signal generator module years ago from some web shop in China. It is designed to easily test your VGA monitor(s) (VGA/SVGA/XGA) with this handy tool. It can be also used as a general purpose video signal source when testing other video equipment that take in VGA signal (like video switchers, converters, →
The Acer Nitro 5 is a budget gaming laptop. This model was just around 4 years old. This computer was hit with two problems: the computer does not turn on and the screen hinge was broken. Open the laptop by removing the bottom of the computer. It had many small screws that I had to →
The HP Envy (stylized as HP ENVY) is a line of consumer-oriented high-end laptops, desktop computers and printers manufactured and sold by HP Inc. They started as a high-end version of the HP Pavilion line. I have had a HP ENCY 17 laptop for many years. It has worked well. But just some days ago →
I got an old HP mixed signal oscilloscope HP54645D. This is over 20 years old test instrument with 7″ CRT display. The 54645D is a 100 MHz, 2+16 channel Mixed Signal Oscilloscope from Agilent. Measure voltage or current signals over time in an electronic circuit or component to display amplitude, frequency, rise time, etc. Applications →
The Tektronix 2235 is a 100 MHz dual-trace, dual-timebase portable scope. Tektronix 2235 has two channels and delayed sweep. This is still a pretty decent analogue oscilloscope (if you are looking for an analogue oscilloscope) with Large, Bright CRT screen. This oscilloscope has the U shaped handle that has detents which allow it to double →