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Boost DC-DC converter online simulation

Online simulation of Boost converter DC-DC converter is ready. Boost DC-DC converter has output voltage always higher t...
0 comments posted 12yrs
posted by pchung705
0 comments posted 12yrs posted by pchung705

Fuse for motor protection?

A small 1/2 hp induction motor is turned on and off with a motor-rated toggle switch connected to a 208V 20A branch cir...
8 comments posted 12yrs
posted by mcham
8 comments posted 12yrs posted by mcham

Dream branded AirSource heat pump in S.UK?

Hi Just wondered if there are any here using "Dream" branded air source heatpumps in Southern UK? These are manufacture...
0 comments posted 12yrs
posted by charlie
0 comments posted 12yrs posted by charlie

OT. Dream branded AirSource heat pump in S.UK?

Hi Just wondered if there are any here using "Dream" branded air source heatpumps in Southern UK? These are manufacture...
0 comments posted 12yrs
posted by charlie
0 comments posted 12yrs posted by charlie

Buck-boost DC-DC converter online simulation

Online simulation of buck-boost converter DC-DC converter is ready. Buck-boost DC-DC converter has special feature that...
0 comments posted 12yrs
posted by pchung705
0 comments posted 12yrs posted by pchung705

Buck DC-DC converter online simulation

Online simulation of buck (step-down) DC-DC converter is ready. http://www.cirvirlab.com/simulation/smps_buck_converter...
0 comments posted 12yrs
posted by pchung705
0 comments posted 12yrs posted by pchung705

Broadcast TV format question

I watch some programs on PBS TV that are strangely formatted. The video image is bordered on all 4 sides by black. This...
4 comments posted 12yrs
posted by pconners98
4 comments posted 12yrs posted by pconners98

Fuzzy logic

Fuzzy logic is advanced concept for data processing and analyzing. It is based upon human-like way of thinking and it i...
0 comments posted 12yrs
posted by pchung705
0 comments posted 12yrs posted by pchung705

Automotive microwave motion detector at home

I have an automotive microwave motion detector 2.4 GHz. However, I use it at home, powered from the mains. It has a dra...
2 comments posted 12yrs
posted by x
2 comments posted 12yrs posted by x

Why use a contactor?

A friend (in USA) with a 220v, 1-phase horizontal bandsaw in his home machine shop wants to replace the 1/4 hp motor wi...
42 comments posted 12yrs
posted by invalid
42 comments posted 12yrs posted by invalid

Sudbury story

x-no-archive: yes Leroy Jenkins picked up to a very sad Michael Lalonde. Leroy Jenkins cal mly assured him that most ma...
0 comments posted 12yrs
posted by lalonm
0 comments posted 12yrs posted by lalonm