1:18 Why does a 741 op-amp get driven to the negative rail when the non-inverting terminal is left open? Roel Van de Paar
1:48 Electronics: Is this negative resistor model valid for any type of LC self oscillating circuit? Roel Van de Paar
2:37 Electronics: Multimeter reading 0 and drawing too much from DC power supply (2 Solutions!!) Roel Van de Paar
2:28 Electronics: What's the maximum power capacity of a transformer with super conducting wire? Roel Van de Paar
2:54 Electronics: How to test what power a raspberry pi is using per day? (2 Solutions!!) Roel Van de Paar
1:40 What is the relation between multiplexing and the sampling frequency in a data acqusition system? Roel Van de Paar
2:31 Measuring only AC Magnetic fields (40Hz - 130 Hz range) with an arduino and a Hall effect sensor Roel Van de Paar
2:36 Electronics: What defines a source of power, the current or the voltage? (2 Solutions!!) Roel Van de Paar
1:26 Electronics: How to measure capacitance of soil without being affected by resistance? Roel Van de Paar
4:03 Electronics: How do I protect SD card against unexpected power failures? (6 Solutions!!) Roel Van de Paar
1:24 Electronics: Forgot ICSP / in-circuit interfacing of pins on Atmega328P in TQFP-32 package Roel Van de Paar
3:05 feedback loop for a single stage offline flyback that is powering 2 independent LED strings Roel Van de Paar
1:38 If I am not using a stencil for my PCB, do I need to use the solder paste (.gtp) tCream layer? Roel Van de Paar
3:01 Electronics: How can I reuse this set of buttons from an old Sky cable TV box? (3 Solutions!!) Roel Van de Paar
2:09 Is it still possible to find Braun Lectron System around, or equivalent? (2 Solutions!!) Roel Van de Paar
4:27 Electronics: How to make two independent voltage source from single 12V 2Amps power supply? Roel Van de Paar
2:07 What are the correct procedures when someone accidentally touches high voltage live cable and is... Roel Van de Paar
3:09 Electronics: LTSpice noise simulation with custom noise voltage source (2 Solutions!!) Roel Van de Paar
2:23 How much of a GPU's electrical usage is probably turned into a increase in air temperature? Roel Van de Paar
