Latest threads in ⏚ Electrical Engineeringshow only best voted threads

Subject Author Posted Replies
 
switching magnetics
I am going to try my hand at some switching supplies that are fairly high power. Can anyone recommend a simple reference to calculate inductors? Thanks in advance Craig Yes. Get the Mag inc moly...
3
3
 
Re: flickering lights
95 percent of house wiring problems such as the one you mention can be eliminated by tightening the connections in the panel and service. If you're confident enough in your abilities, then you need to...
5
5
 
Re: How to determine transformer current
If you are able to determine the rated voltage, one method I use to identify the approximate current capability is to supply the transformer with the rated primary voltage, and load the secondary...
3
3
 
Re: Trouble shooting digtal I/O
| | etc. Logic analyzer can only take 5V TTL signals. so I cant use it (also | too expensive!) | Appreciate any suggestions | | | You could easily build a level shifting interface, then use a logic...
 
Isn't using an AC adapter with way higher current ratings harmful?
X-No-Archive: Yes The common rules for choosing a replacement AC adapter are match the voltage and amp should be equal or greater than the original AC adapter. This makes perfect sense in theory,...
27
27
 
Does Aerotek still have a bad reputation?
Soundstreak wrote in message ... In one word: YES they still have a very bad reputation. - References up front is just expanding their network, not in your interest. - Never send word documents since...
14
14
 
Re: PIONEER PD-T505 schematic
Contact Pioneer Spare Parts and order the service manual. al. If I wish to spend mony on it , I would have done that ... Maybe someone has a PDF- file of it ? wim "Alex" <> schreef in bericht...
4
4
 
Re: 8 guage 70amp wire switch
Thanks for responses. I found a place under the hood where the inverter fits perfect - no dash work might be needed afterall. The unit has been operational now for several hours and I've only been...
1
1
 
HELP: What Meds for Bi-Polar mental illness?
Hi, I have a son who is an electrical engineer but has been unable to continue his engineering work due to a mental illness. (bi-polar). He stopped taking medication to manage his illness about 15...
3
3
 
3.5" Floppy Disk Drive Question
Hello, I am looking for information on what the pins on a standard IDE 3.5" floppy disk drive do. That is, I know that pin 20 is "Step Pulse", pin 22 is "Write Data", pin 8 is "Index", etc., but I...
2
2
 
Power supply causes "Tingling" sensation
Recently I built a new PC with a nice 430 watt TruePower power supply. While putting the PC together I was horrified to feel a small "tingling" sensation whenever I touched any metal part on the PC...
14
14
 
RSLinx questions
In PLC-to-HMI interface applications, in my past experience, when I had to interface brand A PLC to brand B HMI, it was a matter of making sure the right drivers were available and installed on the...
4
4
 
Re: Oscilloscope for auto dx
Multi channel is nice if you want to watch eight plugs or injectors at once, but two will do. You can construct an 8 channel switch fast enough to keep up with a car's waveforms fairly cheaply. I...
5
5
 
three phase motor - question about kW/HP-measurement
Hi I have a problem of understanding concerning the power a motor should deliver. In europe, normally the powere is measured in kW, while at the US-Net, it is given in HP. As example, a supplier...
6
6
 
Re: Do cathodic J boxes have to be Class I div I?
I agree. The problem is that the NEC rules apply, but the NFPA again for the 2002 NEC rejected adding cathodic wiring to the Code. The Canadian Code has an Article for Cathodic Protection that has...