Oct 28, 2009 · How do I know when to use lead, flux-core, lead-free, or any other kind of solder out there? Do you have any tips on solder gauge for specific applications?

I was wondering if anyone has substituted one of the upper body days for the lower body days? I’m not getting as grea...

Then, depending on the actual skin resistance, due to air humidity, sweat etc, a certain voltage may result in a current that is or is not lethal. You may change the values in the above to your …

Sweat is a community-driven platform offering fitness programs, discussions, and support to help individuals achieve their health and wellness goals.

Mar 2, 2021 · Hand sweat consists mostly of water and trace amounts of urea, minerals and lactic acid. I would say that lactic acid is a moderate acid with a pka of approx. 3.5, but we are …

Feb 8, 2021 · Normally where people get burned is that their boards get put in a "condensing" environment even though everything is specified as "non-condensing". But that's not a design …

Jun 2, 2016 · I have >20 different types of MOSFET from fairchild that I would like to add to LTSpice's model tree. Fairchild encrypts their libraries. What is a straight forward method of …

Nov 6, 2016 · In many Power over Ethernet (POE) setups the transmission voltage is 48V or slightly more. While higher voltage has obvious efficiency advantages, how safe it is? Is there …

UPDATE: 2019-05-15 An very interesting and related question is actually about how to increase this noise. See: Generating thermal noise from a resistor Opamp noise: When is a resistor in …

Jun 2, 2017 · At the frequencies involved, for the line lengths shown, it all works, don't sweat it, just follow the data sheet. The 'to minimise parasitics' statement confirms that it's the excess …