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Electronics Engineering

Electronics Engineering is a branch of engineering that deals with practical applications of electronic components, devices, systems, or equipment. Electronics are devices that operate on low voltage sources, as in electron tubes, transistors, integrated circuits, and printed circuit boards and use electricity as part of its driving force.

24,372 Questions

What is a cathode follower?

A vacuum-tube circuit in which the input signal is applied between the control grid and ground, and the load is connected between the cathode and ground. Also known as grounded-anode amplifier; grounded-plate amplifier. It has a VERY high input impedance, and a low output impedance. Both properties have useful applications.
Its equivalent in solid state is the emitter follower.

How do you unlock the gate on the cabin in addictinggames?

First, Look Around Look Closely, You Should see 3 graves, one with a cross and 2 toumbstones take out your camera, (top Left corner) and click on them, next, in the Lock The Passcode Lock On The Gate, type 1907, 1907 is a four digit number, What The Lock NEEDS also. 1907 is printed on the grave Your Very Welcome

Which is a voltage tripler electronic device?

A voltage tripler (or doubler, quadrupler, etc.) is a network of capacitors and diodes arranged in series/parallel so that, when they filter an AC waveform, such as the output of a flyback transformer, they produce DC that is a multiple of the peak value. They are most often used to generate the high voltage needed for the anode of a CRT.

Block diagram of 8257 dma controller?

it is a device to transfer the data directly between io device and memory without through the cpu so it performs a high-speed data transfer between memory and io device

How do you test a Switched mode power supply using analog multimeter?

A: A VOM can measure the voltage across the load. To test the current if the current surpasses the VOM range just add a very small resistor in series with the load and use ohms law to find the current since you have the voltage drop.

What are the important signals Intel 8086?

The 8086 comes in a 40 pin package with 2 ground pins and one power pin; the remaining 37 signal pins every single one is important.

What is transistor density?

The number of transistors in a defined square area on an IC chip.

What is 3 rd pin of op amp?

I should expect a real-world op-amp to have 5connections:

-- the inverting signal input

-- the non-inverting signal input

-- the signal output

-- the power supply input

-- the ground connection.

Why only 60 degrees phase shift in RC phase shift oscillator?

In order for an oscillator to be stable, its total phase shift must be 180 degrees. The most common design of an RC phase shift oscillator is three identical RC stages in series, which means that each stage contributes 60 degrees. For more information, please see the Related Link below.

Why is grounding electricity so important?

Grounding is important, because it protects users of electricity from potentially fatal electrical shocks. This is accomplished through bolting, clamping or other effective mechanical means to provide an effective grounding path to the earth instead of through the user.

How do you implement Hadamard matrix in c?

A Hadamard Matrix is a square matrix composed of 1 or -1. Using a square matrix system the hadamard matrix could be created

Where are circuits used?

Circuits are used anywhere you want to have an electrical current flow. Without a circuit, you cannot have current flow. Without current flow, you cannot do any work.

Why a circuit will produce a loading effect?

This happens because the total parallel resistance is lower than the individual resistors that make up the group of parallel resistors. When you add another parallel load, the resistance of that parallel group lowers and as result increases the current for the rest of the circuit.

Why is circuit city is closing down?

Circuit City is closing because it has gone bankrupt and can no longer afford to stay open.

What is the return policy of Sam's Club?

the return policy for sams club is that u can bring anything back with a receipt and get your money back. if you do not have a receipt and the item can be shown that it was bought at sams club then you can get a gift card or exchange for the last selling price for that item. the only time limit on bringing items back is on computers and you have 6 months. also on most electronics and on all computers you have to bring everything that came with the item back

What is the difference between chip designing and chip programming?

Chip Designing: Chip Designing is how to built a Chip means what are the Steps involved and how to make a chip from Concept,Architecture,Follow Chip Design Flow and Fabricate in a Foundry for a specific process. An Analogy is mentioned to understand the chip designing concept with an well known architecture(Building) and Detailed explanation on the VLSI(Very large scale integration) Flow (what is the methodology involved in chip dEsigning). Chip Programming : Configuration of the Chip can be modified dynamically using Fusing or some other methods.

How can you check the rtd?

The RTD gives the temperature in resistance unit (Ohm), so you put the RTD in water with ice (0 C/32 F) and you take the reading in Ohm unit in your multimeter, then you put the RTD in boiling water and you take the reading in Ohm. Then you compare the readings according to the table for Temp vs. Resistance to check.

It is important that water must be distilled, deionized. Tap water may give false readings as it has minerals.

Instead of water test, you can you thermowell which are devices where you program the desired temperature for check RTD and thermocouples.

Walter

What is the difference between alternators and dynamos?

Alternators produce AC, which is rectified by diodes if DC is needed. Dynamos produce DC by using a commutator.

What is the purpose of a circuit board holder?

The purpose of a circuit board holder is too help you to not use your hands as much as you usually do. And also in addition to a PCB holder a swively table vise like that.

How will bcd convert into 7segment display?

BCD can be converted into 7segment display by using an encoder.