Att te - Study guides, Class notes & Summaries

ATT Test 8 Questions with 100% correct Answers Updated 2024/2025 What are 5 parts of a power supply? Input, rectifier, filter, regulator, protection Which two parts of a power supply are optional? Regulator and protection What is the purpose of a power supply? To convert AC power into smooth DC power What does the input of a power supply do? Step up or down the AC input voltage What does the rectifier do in a power supply? Changes AC into pulsating DC What does the filter do in a powe...

ATT Test 10 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: What is the purpose of a 4 bit shift register? Answer: designed to transfer 4 bits of binary data from one circuit to another Q: What type of transfer is used when mode control is HIGH in 4 bit shift register? Answer: Parallel Q: What type of transfer is used when mode control is LOW in 4 bit shift register? Answer: Serial Q: How is shift right set up in 4 bit...

ATT Test 6 (NEW 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Graded A QUESTION Why are FETs used in amps instead of BJTs? Answer: HIGHER input resistance QUESTION What is the most commonly used FET amp? Answer: Common source QUESTION Which FET amp inverts the output signal? Answer: Common source QUESTION What is the most common fault in FET amps? Answer: Semiconductor (FET) QUESTION How do you check ...

Name the 3 multivibrators whose purpose is to convert DC Energy to square wave energy. - Answer-1. Astable Multivibrator 2. Monostable Multivibrator 3. Bistable Multivibrator Converts DC operating voltage to square wave - Answer-Multivibrator What type of blocking oscillator is a monostable Multivibrator? - Answer-Trigger How is the output frequency determined in a bistable Multivibrator? - Answer-The output frequency is one half the input trigger frequency. What is the purpose of ...

What is the purpose of multivibrators? - Answer-Convert DC ENERGY into SQUARE WAVE ENERGY How are transistors biased in multivibrators? - Answer-To be in EITHER saturation or cutoff, NEVER inbetween What component determines which transistor is ON or OFF in multivibe circuit? - Answer-Feedback circuit What does it mean when a transistor is ON? How many volts on collector? - Answer-Saturation (MAX current flow), 0 V What does it mean when a transistor is OFF? How many volts on collect...

ATT Test 5 (NEW 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Graded A QUESTION What voltage is needed to forward bias the base to emitter? Answer: 0.6 V QUESTION The arrow of a transistor always points to what? Answer: Negative terminal (N-type material) QUESTION What is saturation bias? Answer: The point where increasing base voltage no longer increases collector current QUESTION When saturated the transistor acts ...

ATT Test 3 (NEW 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Graded A QUESTION What type of square wave should be produced when doing probe compensation? Answer: 5 VPP 1kHZ QUESTION What does a function generator do? Answer: Provides a known input signal so tech can test a circuit QUESTION What does DC offset do? Answer: Adds DC voltage to AC waveform QUESTION What does the range control do (function generator)? ...

ATT Test 4 (NEW 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Graded A QUESTION Low XC is associated with a long or short TC? Answer: Long QUESTION Is voltage small or large across a capacitor with low XC? Answer: Small QUESTION High XC is associated with a long or short TC? Answer: Short (because XC is small) QUESTION Is voltage small or large across a capacitor with high XC? Answer: Large (because XC is high) ...

ATT Test 3 Answered 100% Correctly Latest 2024/2025 Henry The basic unit of inductance Contracts If the circuit current decreases, the magnetic field of an inductor Concentrate a magnetic field The inductor is used to varies The physical appearance of inductors Print or color code Inductors have the value of their inductive capacity by Air and iron The common inductors are Core type Inductors are commonly identified by their

ATT TEST 6 Questions and Answers 100% Solved What is the purpose of a sine wave oscillator? - Convert DC Energy to sinusoidal AC Energy. What is the purpose of a Hartley Oscillator? - Convert DC Energy to sinusoidal AC Energy. What is the purpose of a colpitts oscillator? - Convert DC Energy to sinusoidal AC Energy. What is the purpose of a RC phase shift oscillator? - Convert DC Energy to sinusoidal AC Energy. What is the purpose of a crystal oscillator? - Convert DC Energy to sin...