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What is the smallest "trigger" voltage required to switch "on" an SCR?

Attached is a circuit obtained from the net, I have made a notation {Attached image} of what I want the circuit to do and hoping someone has the...

Ian, if you get a good opportunity to use an oscilloscope, you might be able to use the DC sine wave function to observe the ever-decreasing...

Say some astute thing and everybody in town wants to crap next! I can't hardly believe the replies I got Tues. after posting what I thought was a...

The included photos depict two circuit proposals for use in a solidstate recording and editing/playback technique, aimed at the higher end of...

Hi there. I am new to this forum and not sure if this is the correct place to post? I got a 230Vdc treadmill motor with no controller. I bought a...

I was looking over the sites to obtain a clearer diagram of this particular Weg motor which contains 1 run cap and 2 start capacitors. Can someone...

I use IR2101 MOSFET drive to drive MOSFET, but it did not work, and I find that if I put HIGH in driver’s HIN or LIN, the answer will be LOW. I...

dc/dc switching power supply in: principle calculation implement

Some useful features of LTSpice

Describe and explain basic digital circuits

introduce general analog circuits in principle calculation implement

describe in principle calculation implement

straight to the point : if you increase the cross sectional area of the cable will dcrease resistance and increase conductivity that means,laying...

I have I have a thermostat that operates on 24 VAC and a heating system and cooling system that runs on 12vdc. what is the easiest way to inject...

I have a question about tetra mode in sdr and why when I switch to tetra mode my speaker voice be muted? Please guide me

I have designed the LTE modem with sim card by using sim7600E module.for testing this device i am using QUECTEL Qnavigator software tool. the...

While doing radiated emission i encountered a huge peak near to 30MHz on Electrical field where the quasi peak margin (db) is above the limit and...

My Name is Asha hill I'm 33 years of age I have 2 children two boys I'm in the healthcare specialist job and been working there for 2+ yrs and My...