# Electronics **URL:** https://forumautomation.com/c/electronics/45.md?page=2 [Latest](https://forumautomation.com/latest.md) · [Categories](https://forumautomation.com/categories.md) · [Tags](https://forumautomation.com/tags.md) **Page:** 3 --- ## [Problems related to TDA integrated circuits](https://forumautomation.com/t/problems-related-to-tda-integrated-circuits/9458)
**Author:** [@instrumentationtechi](https://forumautomation.com/u/instrumentationtechi)\ **Replies:** 1\ **Last updated:** [June 1, 2021, 7:07am UTC](https://forumautomation.com/t/problems-related-to-tda-integrated-circuits/9458 "2021-06-01T07:07:57Z")
While testing the tda 2009 it gets terribly hot and It there is no sound…my guess is a faulty tda2009. Do I need to get another one --- ## [How to do the measurement of ESR in a circuit](https://forumautomation.com/t/how-to-do-the-measurement-of-esr-in-a-circuit/9441)
**Author:** [@instrumentationtechi](https://forumautomation.com/u/instrumentationtechi)\ **Replies:** 1\ **Last updated:** [May 29, 2021, 10:28am UTC](https://forumautomation.com/t/how-to-do-the-measurement-of-esr-in-a-circuit/9441 "2021-05-29T10:28:56Z")
When measuring ESR on a cap in series the result is just whatever the ESR of that specific cap is. If that cap happened to be in parallel does it then become the sum of all the ESR’s of the caps in parallel or does it be… --- ## [Problems related to power amplifier](https://forumautomation.com/t/problems-related-to-power-amplifier/9431)
**Author:** [@instrumentationtechi](https://forumautomation.com/u/instrumentationtechi)\ **Replies:** 1\ **Last updated:** [May 25, 2021, 7:43am UTC](https://forumautomation.com/t/problems-related-to-power-amplifier/9431 "2021-05-25T07:43:55Z")
I’m dealing with a 1986 pioneer power amplifier. It keeps blowing a fuse upon pressing the power switch. It immediately creates a spark at what I assume the power supply section is. That’s actually part of my question. T… --- ## [For what purpose do we use a hall effect sensor](https://forumautomation.com/t/for-what-purpose-do-we-use-a-hall-effect-sensor/9422)
**Author:** [@instrumentationtechi](https://forumautomation.com/u/instrumentationtechi)\ **Replies:** 1\ **Last updated:** [May 21, 2021, 12:27pm UTC](https://forumautomation.com/t/for-what-purpose-do-we-use-a-hall-effect-sensor/9422 "2021-05-21T12:27:38Z")
What is the need for a hall effect sensor --- ## [Is there a standard value for a pull up/down resistor for ic pins?](https://forumautomation.com/t/is-there-a-standard-value-for-a-pull-up-down-resistor-for-ic-pins/9406)
**Author:** [@instrumentationtechi](https://forumautomation.com/u/instrumentationtechi)\ **Replies:** 1\ **Last updated:** [May 17, 2021, 4:46am UTC](https://forumautomation.com/t/is-there-a-standard-value-for-a-pull-up-down-resistor-for-ic-pins/9406 "2021-05-17T04:46:55Z")
Does the pull up or pull down resistors for IC pins have a standard value --- ## [Problems related to amplifier](https://forumautomation.com/t/problems-related-to-amplifier/9393)
**Author:** [@instrumentationtechi](https://forumautomation.com/u/instrumentationtechi)\ **Replies:** 1\ **Last updated:** [May 11, 2021, 9:20am UTC](https://forumautomation.com/t/problems-related-to-amplifier/9393 "2021-05-11T09:20:14Z")
My amplifier is receiving a humming sound from the audio signal what should i do --- ## [What is MEMS and what are the applications of MEMS](https://forumautomation.com/t/what-is-mems-and-what-are-the-applications-of-mems/8410)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [June 26, 2020, 6:24pm UTC](https://forumautomation.com/t/what-is-mems-and-what-are-the-applications-of-mems/8410 "2020-06-26T18:24:38Z")
What is MEMS and why use MEMS A Micro-electromechanical system as the name implies it is a combination of electrical and mechanical components. Most of the electronics or electromechanical devices that we use today is c… --- ## [What is a circulator and how do circulators work](https://forumautomation.com/t/what-is-a-circulator-and-how-do-circulators-work/8697)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [October 21, 2020, 1:44pm UTC](https://forumautomation.com/t/what-is-a-circulator-and-how-do-circulators-work/8697 "2020-10-21T13:44:05Z")
A circulator is a three-port passive device, basically, it is a ferrite device this device will only allow the flow of microwave in only one direction. The ferrite material has unique magnetic properties, circulators can… --- ## [5- Best Logic gate simulators for android and their features](https://forumautomation.com/t/5-best-logic-gate-simulators-for-android-and-their-features/8531)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [August 15, 2020, 11:59am UTC](https://forumautomation.com/t/5-best-logic-gate-simulators-for-android-and-their-features/8531 "2020-08-15T11:59:41Z")
1. Logic circuit simulator pro This app will allow us to design our own digital circuit, by using the logic elements we can create the logic circuits. We would be able to design combinational logic circuits by using t… --- ## [7 – Best electronic simulator apps for beginners and their features](https://forumautomation.com/t/7-best-electronic-simulator-apps-for-beginners-and-their-features/8516)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [August 8, 2020, 3:52pm UTC](https://forumautomation.com/t/7-best-electronic-simulator-apps-for-beginners-and-their-features/8516 "2020-08-08T15:52:17Z")
1. Every circuit This app would help us to know about electrical circuits and how they work, users can interact with this app very easily. By using this app we can build any circuit and run it after that we can see th… --- ## [How to test electronic components using a multi-meter](https://forumautomation.com/t/how-to-test-electronic-components-using-a-multi-meter/8498)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [August 1, 2020, 2:10pm UTC](https://forumautomation.com/t/how-to-test-electronic-components-using-a-multi-meter/8498 "2020-08-01T14:10:46Z")
How to test electronic components by using a multimeter and how to use a multimeter The electronic components can be tested with the help of a multi-meter and the multimeters are of two types they are digital and analog… --- ## [7 Best PCB designing app and their features](https://forumautomation.com/t/7-best-pcb-designing-app-and-their-features/7972)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [March 2, 2020, 5:51pm UTC](https://forumautomation.com/t/7-best-pcb-designing-app-and-their-features/7972 "2020-03-02T17:51:07Z")
What PCB means and what are they used for PCB is the short form for a printed circuit board, it can be used to construct an electrical circuit which has electrical interconnections between them. PCB is a board that ha… --- ## [What is a fly back converter and how does it operate? How fly back converter is different from a forward converter](https://forumautomation.com/t/what-is-a-fly-back-converter-and-how-does-it-operate-how-fly-back-converter-is-different-from-a-forward-converter/7906)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [February 16, 2020, 6:16pm UTC](https://forumautomation.com/t/what-is-a-fly-back-converter-and-how-does-it-operate-how-fly-back-converter-is-different-from-a-forward-converter/7906 "2020-02-16T18:16:51Z")
What is a flyback converter Flyback is the simplest and most implemented SMPS topology, they are mostly used in low power applications. Fly backs are mostly used when the output needs to be isolated from the input. They… --- ## [What is a linear power supply and how does it work? what are the difference between linear and switching power supply](https://forumautomation.com/t/what-is-a-linear-power-supply-and-how-does-it-work-what-are-the-difference-between-linear-and-switching-power-supply/7896)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [February 15, 2020, 3:47am UTC](https://forumautomation.com/t/what-is-a-linear-power-supply-and-how-does-it-work-what-are-the-difference-between-linear-and-switching-power-supply/7896 "2020-02-15T03:47:46Z")
What is a linear power supply All electronic circuit needs a source of voltage, especially the electronic devices which uses AC main supply. So they must be provided with a circuit that will operate on a different volta… --- ## [What is a switched mode power supply and how does it work](https://forumautomation.com/t/what-is-a-switched-mode-power-supply-and-how-does-it-work/7892)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [February 14, 2020, 6:00am UTC](https://forumautomation.com/t/what-is-a-switched-mode-power-supply-and-how-does-it-work/7892 "2020-02-14T06:00:34Z")
What is a switched-mode power supply (SMPS) A switched-mode power supply is an electronic power supply unit. It can act as a switching regulator to convert electrical power effectively. These devices do the transferring… --- ## [What is a balun and why do we need a balun](https://forumautomation.com/t/what-is-a-balun-and-why-do-we-need-a-balun/7838)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [February 4, 2020, 12:43pm UTC](https://forumautomation.com/t/what-is-a-balun-and-why-do-we-need-a-balun/7838 "2020-02-04T12:43:42Z")
What is a balun A balun is a special type of transformer that can perform functions like impedance transformation and balanced to unbalanced transformation. Balun is derived from “balanced to unbalanced”. This device is… --- ## [What is active and passive filters and What are the types of passive and active filters](https://forumautomation.com/t/what-is-active-and-passive-filters-and-what-are-the-types-of-passive-and-active-filters/7571)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [December 16, 2019, 12:14pm UTC](https://forumautomation.com/t/what-is-active-and-passive-filters-and-what-are-the-types-of-passive-and-active-filters/7571 "2019-12-16T12:14:31Z")
What is a filter A filter is circuitry that can be used to solve the power quality-related problems, a filter can be considered as a reactive network which can freely pass the desired band of frequency while it suppress… --- ## [What is a spectrophotometer and what are its types](https://forumautomation.com/t/what-is-a-spectrophotometer-and-what-are-its-types/7543)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [December 10, 2019, 6:35pm UTC](https://forumautomation.com/t/what-is-a-spectrophotometer-and-what-are-its-types/7543 "2019-12-10T18:35:00Z")
What is a spectrophotometer and what are its functions A spectrophotometer is an instrument that can be used to measure the amount of light that passes through it, it measures the intensity of light as a function of its… --- ## [What is a photomultiplier tube and how does it work](https://forumautomation.com/t/what-is-a-photomultiplier-tube-and-how-does-it-work/7489)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [November 29, 2019, 5:45pm UTC](https://forumautomation.com/t/what-is-a-photomultiplier-tube-and-how-does-it-work/7489 "2019-11-29T17:45:26Z")
What is a photomultiplier tube Photomultiplier tubes can detect light and these tubes are used in applications such as fluorescence and spectroscopy. Photomultiplier tubes are a versatile device that provides ultra-fast… --- ## [What is a mass air flow sensor and how to test a mass air flow sensor](https://forumautomation.com/t/what-is-a-mass-air-flow-sensor-and-how-to-test-a-mass-air-flow-sensor/7456)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [November 23, 2019, 2:28pm UTC](https://forumautomation.com/t/what-is-a-mass-air-flow-sensor-and-how-to-test-a-mass-air-flow-sensor/7456 "2019-11-23T14:28:56Z")
What is a mass airflow sensor A mass airflow sensor is used to detect the mass flow rate of air which enters an engine. The details which are collected by the airflow sensor are used by the engine control unit, in order… --- ## [What is Mechatronics and how was it useful for the industrial development](https://forumautomation.com/t/what-is-mechatronics-and-how-was-it-useful-for-the-industrial-development/7444)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [November 21, 2019, 11:32am UTC](https://forumautomation.com/t/what-is-mechatronics-and-how-was-it-useful-for-the-industrial-development/7444 "2019-11-21T11:32:33Z")
What is Mechatronics Mechatronics can be described as the integration of mechanical, electrical, electronics, and control engineering with computer technology. It can be also explained as a combination of mechanics, com… --- ## [What is RC circuit and its applications](https://forumautomation.com/t/what-is-rc-circuit-and-its-applications/7338)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [October 25, 2019, 3:55pm UTC](https://forumautomation.com/t/what-is-rc-circuit-and-its-applications/7338 "2019-10-25T15:55:11Z")
What is RC circuit An RC circuit can be described as a circuit that has only a single energy storing element and the resistive element is called an RC circuit. RC circuit can be made up of different combinations of capa… --- ## [What is RLC circuit and its applications](https://forumautomation.com/t/what-is-rlc-circuit-and-its-applications/7305)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [October 19, 2019, 7:46am UTC](https://forumautomation.com/t/what-is-rlc-circuit-and-its-applications/7305 "2019-10-19T07:46:53Z")
What is an RLC circuit The circuit which consists of resistor-capacitor and inductor is an RLC circuit it may be connected in series or in parallel. Thus it forms a harmonic oscillator for current and it will resonate i… --- ## [Capacitor in series and its applications](https://forumautomation.com/t/capacitor-in-series-and-its-applications/7295)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [October 17, 2019, 1:34pm UTC](https://forumautomation.com/t/capacitor-in-series-and-its-applications/7295 "2019-10-17T13:34:14Z")
What is a capacitor and its unit A capacitor is a passive electronic component or a condenser, a capacitor consists of a pair of conductors and the conductors are separated by a dielectric. If there is a potential dif… --- ## [Wheatstone bridge and its applications](https://forumautomation.com/t/wheatstone-bridge-and-its-applications/7292)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [October 16, 2019, 5:21pm UTC](https://forumautomation.com/t/wheatstone-bridge-and-its-applications/7292 "2019-10-16T17:21:25Z")
What is a Wheatstone bridge A Wheatstone bridge is used to measure resistance, and they have many other applications like they can be used for calibrating measuring instruments, voltmeters, ammeters. Wheatstone bridge i… --- ## [Clipper and clamper circuit](https://forumautomation.com/t/clipper-and-clamper-circuit/7274)
**Author:** [@ashlin](https://forumautomation.com/u/ashlin)\ **Replies:** 0\ **Last updated:** [October 13, 2019, 5:11pm UTC](https://forumautomation.com/t/clipper-and-clamper-circuit/7274 "2019-10-13T17:11:05Z")
What is a clipper circuit Clipper circuit can clip off a portion of the input signal without disturbing the remaining part of the alternating waveform. Clipping circuit doesn’t need energy storage elements, the basic ac… [Previous page](https://forumautomation.com/c/electronics/45.md?page=1)