Poke | Short Tutorials

Short Tutorials

602 videos • 4,928 views • by Haseeb Electronics

358 How to repair Electric Kettle, Electric Heater Jug / Bypass Thermostat for continuous Operation

Haseeb Electronics
Download

356. SN7408 Quad 2 input AND Gate, Function Explained AC08, SN74AC08

Haseeb Electronics
Download

354 How to Decode SMD CODE into part number & datasheet for SMD Transistor

Haseeb Electronics
Download

353 How to Find Reference Current for Adjustable Zener Regulator TL431 in datasheet

Haseeb Electronics
Download

348 Pioneer Car MP3 Player NO POWER ON problem Replacing Power Button & Volume Control

Haseeb Electronics
Download

347 Professional Wire Stripper and Cutter , Multi-Function Hand Tool

Haseeb Electronics
Download

345 How to Find Equivalent of RN2227 Transistor / Replacement / Substitute

Haseeb Electronics
Download

342 How To Repair Hair Trimmer / Hair Clipper / shaver Repair / Hair Cutting Machine Repair

Haseeb Electronics
Download

336 How to Set DSO to Monitor Signal / Digital Storage Oscilloscope Quick Setting #short #video

Haseeb Electronics
Download

334. How to find MOSFET Equivalent or Substitute or Replacement

Haseeb Electronics
Download

#323 SDC7500 / KA7500 Voltage Mode SMPS Controller

Haseeb Electronics
Download

#317 How to find Equivalent or Substitute of MOSFET or Transistor / SCR / IGBT

Haseeb Electronics
Download

#310 Electrical Cable Joint Tutorial by Becka Electrical Services

Haseeb Electronics
Download

#303 How To Test Power Relay / Contactor

Haseeb Electronics
Download

#274 Desoldering Gun Weller DSX80 - Shopping Review from Farnell

Haseeb Electronics
Download

#151 How to repair USB data cable Contaminated Connector

Haseeb Electronics
Download

{146} Pioneer car stereo wiring connection

Haseeb Electronics
Download

361 Replace UC3845 with UC3843, Will it Work as Equivalent

Haseeb Electronics
Download

{362} hFE / hfe / Transistor Beta / Amplification Factor / DC Beta / AC Beta in BJT Transistor

Haseeb Electronics
Download

363 Pull Up / Pull Down Resistor Explained, How to Calculate Pull Up/ Pull Down Resistance

Haseeb Electronics
Download

[364] Current Mode SMPS Controller FA=606 Explained Equivalent or Substitute R7735

Haseeb Electronics
Download

[365] UC3825 High Speed PWM Controller

Haseeb Electronics
Download

[368] How to find any Unknown SMPS / PWM IC Number, SG5841J PWM Controller Equivalent OB2268 OB2269

Haseeb Electronics
Download

[370] SMD CODE to Part Number & datasheet/ How to decode SMD to Part Number

Haseeb Electronics
Download

[375] How to Repair INSECT KILLER / BUG KILLER / ELECTRONIC BUG ZAPPER

Haseeb Electronics
Download

inverter compressor drive

Electric Locha
Download

[387] Is it Possible to Replace IGBT 40N60 with 40T60 ??? IGBT Equivalent

Haseeb Electronics
Download

[388] How to Find Datasheet & Equivalent From Your Mobile Phone BT137 Equivalent

Haseeb Electronics
Download

[395] How To Calculate Inductance from Inductor Code, How to Test Inductor using LCR Meter

Haseeb Electronics
Download

[397] How To Calculate Zener Regulator Circuit / Zener Series Resistor Calculation

Haseeb Electronics
Download

[399] 12 Volt Battery Low Voltage Level Indicator Circuit / Battery Full Charged Circuit

Haseeb Electronics
Download

[401] How To Test, Troubleshoot & Repair 50 Watt LED Flood Light

Haseeb Electronics
Download

[402] Voltage Divider Circuit Explained / How to Calculate Resistor Voltage Divider

Haseeb Electronics
Download

[403] Loading Effect in Voltage Divider Circuit Explained / How to Calculate Voltage Divider Circuit

Haseeb Electronics
Download

[405] How To Repair Car Outside Mirror Control Switch, Power Folding Mirror Control Switch

Haseeb Electronics
Download

{406} Fuse Keeps Blowing in SMPS || Input short Circuit

Haseeb Electronics
Download

[408] How To Test Armature with Multimeter

Haseeb Electronics
Download

[409] How to Measure Ripple Voltage on DC Capacitor with Multimeter / How to Check Repples in DC

Haseeb Electronics
Download

[410] How To Repair Electric Room Heater / When No Hot Air / Electric Room Heater Blowing Cold Air

Haseeb Electronics
Download

{411} What is MOV, Metal-Oxide Varistor, VDR, TVS

Haseeb Electronics
Download

{414} Floating Ground || Floating Voltage || Safety Ground || Earthing

Haseeb Electronics
Download

[415] How To Repair Car Radio / USB/ MP3 Player - When Car Radio / Stereo Not Working

Haseeb Electronics
Download

{416} Class-X Class-Y Rated Capacitors, Safety Capacitor Explained

Haseeb Electronics
Download

[417] How To Test IR Receiver / Sensor. Infrared sensor Testing with multimeter

Haseeb Electronics
Download

[421] How to Repair Electric Power Extension Cord / Extension Board

Haseeb Electronics
Download

[422] Dry Solder, Disconnections in Joints How to Troubleshoot / Repair AC Blower Control Board

Haseeb Electronics
Download

[423] DVD Power Supply Using DH321 SMPS controller IC - Circuit Diagram Explained & Repair

Haseeb Electronics
Download

[424] How to Find Unknown Zener Voltage Value Without Part Number

Haseeb Electronics
Download

[425] AC Motor Speed Control Circuit / Fan, CONTi Juicer Dimmer Circuit / Soldering Iron Temperature

Haseeb Electronics
Download

[426] How to Wire a Power Connector /Plug Using US AC Wire Color Code Standard for Single Phase

Haseeb Electronics
Download

[427] How to Repair XBOX Power Supply / How to Fix XBOX Power Supply No Power ON

Haseeb Electronics
Download

[428] How to Know the Polarity of DC Polar Capacitor and How To Install in Board Correctly

Haseeb Electronics
Download

[429] Repair of Swimming Pool Cleaner Machine MAKO SHARK2 by HAYWARD How to Fix Not Moving Problem

Haseeb Electronics
Download

[431] How to Understand Zener Diode Datasheet / How To Read / Check Zener Diode Datasheet

Haseeb Electronics
Download

[432] How to Fix Desoldering Gun Not Desoldering - WELLER WR3M DSX 80

Haseeb Electronics
Download

[434] Sharp 1.5 Ton Split Unit Circuit Board Testing in Test Mode

Haseeb Electronics
Download

[435] How to Discharge a Capacitor - Capacitor Safety

Haseeb Electronics
Download

[440] VA vs Watt What is VA and Watts. VA to Watt Conversion

Haseeb Electronics
Download

{441} ISOLATION Transformer / What Is Isolation Transformer / How to Test Isolation Transformer

Haseeb Electronics
Download

{447} What is Frequency, Timer Period, Hertz, Cycle Per Second CPS

Haseeb Electronics
Download

{448} 3000VA Solar INVERTER Repair & Signals Checking EXPLAINED- Part 5

Haseeb Electronics
Download

{453} How To Repair Hands-free / Headset / EarPhones / headphones / One Speaker Not Working

Haseeb Electronics
Download

{454} Best Field and Maintenance ToolKit for Electronics - Pro'sKit PK-15308BM

Haseeb Electronics
Download

{456} CD4049 Hex Inverting Buffer. Function, PinOut, Test, How to Test Inverter Buffer CD4049

Haseeb Electronics
Download

{457} Square Wave Generator Circuit Using CD4049 Hex Inverting Buffer CMOS IC

Haseeb Electronics
Download

{458}How To Set DSO to Test Signal / DSO Oscilloscope Attenuation / Coupling Setting

Haseeb Electronics
Download

{460} What is Resistor's TCR, PPM/C or PPM/K Temperature Coefficient of Resistance

Haseeb Electronics
Download

{461} How does a reed switch work? How to Test Red Switch Sensor Or Reed Relay

Haseeb Electronics
Download

{462} TLP250 Optocoupler Datasheet, Pinout, How to Test TLP250 Optocoupler IC

Haseeb Electronics
Download

{464} ATX power Supply with Active PFC HP 240- Working Explained & Repair / Troubleshooting

Haseeb Electronics
Download

{465} Conformal Coating - Protect Electronic Circuit Board from Weather effect Plastic70

Haseeb Electronics
Download

{466} SMPS Output voltage Fluctuation How To Repair SMPS Switch Mode Power Supply Output fluctuating

Haseeb Electronics
Download

{467} How To Test Phase Angle With DSO, Mmeasure Phase Difference With Oscilloscope

Haseeb Electronics
Download

{469} ISOLATION TRANSFORMER, What is Isolation Transformer, How To design Isolation Transformer

Haseeb Electronics
Download

{468} ISOLATION TRANSFORMER, What is Isolation Transformer, How To Test Isolation Transformer

Haseeb Electronics
Download

{470} Best Digital Auto-Range Multimeter for Electronics Aneng Q1 vs Fluke 179 Comparison

Haseeb Electronics
Download

{472} How to Design CD4017 Decade Counter Circuit in Detail - Running Chaser Lights

Haseeb Electronics
Download

{473} How To Measure Phase Angle Using CRO Cathode Ray Oscilloscope, Understanding Phase Shift

Haseeb Electronics
Download

{474} How To Test Transistor With Digital Multimeter /BJT Failures of Transistor

Haseeb Electronics
Download

{475} Thermal Fuse, How it is Made, Structure, Function & How To Replace / Datasheet Explained

Haseeb Electronics
Download

{476} How To Test Transistor BJT With Digital Multimeter - Part 2

Haseeb Electronics
Download

{477} TLP250 Optocoupler Test Circuit, Pinout, How to Test TLP250 Optocoupler

Haseeb Electronics
Download

{483} Lint Remover Repair / Fabric Shaver Not Working, No Power ON Solution

Haseeb Electronics
Download

{484} Fuse Calculation - How to Calculate Fuse For Circuit - Proper Fuse Selection for Protection

Haseeb Electronics
Download

{486} TVS Diode Test, What is, & How To Test TVS Transient Voltage Suppressor, Transil or Thyrector

Haseeb Electronics
Download

{487} CD4024 7 Bit Binary Counter Explained & Practical Circuit

Haseeb Electronics
Download

{488} CD4017 Vs CD4024 Decade Counter Vs 7 Bit Binary Counter Comparison

Haseeb Electronics
Download

{489} MOSFET Equivalent / How to Find MOSFET, IGBT, SCR, BJT Transistor Equivalent, Substitute

Haseeb Electronics
Download

{490} How to Repair Electric Heater at Home. How To Replace Heating Element

Haseeb Electronics
Download

{491} LNK564PN, Datasheet, Application Circuit Diagram, Equivalent, for LNK562, LNK563 & LNK564

Haseeb Electronics
Download

{492) Resistor Network, Pinout, How to Test SIL 2.7K Ohm Resistor Array Pack

Haseeb Electronics
Download

{493} LNK564PN, How To Test LNK562, LNK563, LNK564PN IC Functional Test

Haseeb Electronics
Download

{494} SMD Code A7W Equivalent, How to Find Pinout, Datasheet, Equivalent for SMD Components

Haseeb Electronics
Download

{496} CD4051 8 Channel Analog Multiplexer / Demultiplexer - Explained Multiplexer Analog Switch

Haseeb Electronics
Download

{497) CA3086 NPN Transistor Array, How to Test CA3086 with Multimeter

Haseeb Electronics
Download

{498} TVS Practical Circuit, Unidirectional & Bidirectional Transient Voltage Suppressor TVS Circuit

Haseeb Electronics
Download

{499} JVC Car CD/ MP3 Player Wiring Connections, JVC Car Stereo KD-R716 CD Receiver

Haseeb Electronics
Download

{500) Microcontroller SC91F72B 8051 Core Flash MCU with 10 bit ADC What is Microcontroller Explained

Haseeb Electronics
Download

{501} Full Bridge Switching Topology, Full or H Bridge Converter Explained, Practical Circuit

Haseeb Electronics
Download

{503} Resistor Network Failure - How to Test Resistor Network Pack 898-1-R3.3K

Haseeb Electronics
Download

{504} IGBT Datasheet Comparison - How To Select IGBT Equivalent / Substitute / Replacement

Haseeb Electronics
Download

{505} How To Power-ON Car Stereo Player Bench Test - In Home For Repair

Haseeb Electronics
Download

{506} DEWALT DW9116 Battery Charger Repair - How to Fix Dewalt charger No Power Problem

Haseeb Electronics
Download

{507} INRUSH / Input Surge Current Measurement Using DSO Digital Storage Oscilloscope

Haseeb Electronics
Download

{508} ESR in Capacitor Equivalent Series Resistance

Haseeb Electronics
Download

{509} Type C Charging Connector Removal from ANKER Power Bank

Haseeb Electronics
Download

{511} Soldering / Desoldering Iron / ESD Safe Rework Station Review, Best Soldering Desoldering Tool

Haseeb Electronics
Download

{513} Why Isolated SMPS Output have Live Line Voltage - SMPS Output Gives Electrical Shock

Haseeb Electronics
Download

{517} NTC vs PTC Thermistors / Negative Temperature Coefficient & Positive Temperature Coefficient

Haseeb Electronics
Download

{518} Inverter Welding Machine Repair Course / How To Repair Inverter IGBT Welding Machine

Haseeb Electronics
Download

[519] How to Repair Mobile Phone Battery Charger / Switch Mode Power Supply SMPS Battery Charger

Haseeb Electronics
Download

{520} What is Resistance, Resistivity, Ohm, Current, Voltage & Ohm's Law

Haseeb Electronics
Download

{521} How to Repair Laptop Charger, No Power Solution

Haseeb Electronics
Download

{524} How To Repair Hair Trimmer / Hair Clipper / shaver Repair / Hair Cutting Machine Repair

Haseeb Electronics
Download

{525} Functions of Auxiliary Winding in SMPS Transformer

Haseeb Electronics
Download

{526} How to Measure Frequency and Duty Cycle with Multimeter

Haseeb Electronics
Download

{527} Hair Straightener Not Heating Up, How To Repair Hair Straightener

Haseeb Electronics
Download

{528} How To Repair SMPS || SMPS Repair Step By Step || Switch Mode Power Supply

Haseeb Electronics
Download

{529} How To Make Series Test Lamp / Portable Series Test Lamp / Test Board for Workbench

Haseeb Electronics
Download

{530} Understanding Polyester / Ceramic Capacitor Part Number - PF Capacitor Code to Microfarad

Haseeb Electronics
Download

{531} How To Test Signal With Oscilloscope / How to Connect DSO to Test Signal

Haseeb Electronics
Download

{532} How To Test Signal With Oscilloscope / How to Connect DSO to Test Signal

Haseeb Electronics
Download

{533} Reverse Signal Connection of DSO Oscilloscope To Test a Signal / Effect of Reverse Connection

Haseeb Electronics
Download

{534} How To Measure Mains Un-Isolated AC Line Voltage With DSO Digital Storage Oscilloscope

Haseeb Electronics
Download

{535} Car Subbwoofer / Sub-woofer Amplifier No Power ON / TL494 Not Working

Haseeb Electronics
Download

{536} How To Repair of LED TV Backlight Strips / How To Test LED TV Backlight Strip With Multimeter

Haseeb Electronics
Download

{537} How To Troubleshoot Hand Blender, How To Open / Test / Repair / Fix Electric Hand Blender

Haseeb Electronics
Download

{538} How To Test, Adjust Thermostat For Electric Geyser

Haseeb Electronics
Download

{539} How to Protect Circuits From Reversed Voltage Polarity / DC Reverse Polarity Protection

Haseeb Electronics
Download

{540} How to Protect Circuits From Reversed Voltage Polarity / DC Reverse Polarity Protection

Haseeb Electronics
Download

{541} How to Protect Circuits From Reversed Voltage Polarity / DC Reverse Polarity Protection

Haseeb Electronics
Download

{542} How to Protect Circuits From Reversed Voltage Polarity / DC Reverse Polarity Protection

Haseeb Electronics
Download

{546} How to Decode SMD CODE Into Part Number & Datasheet

Haseeb Electronics
Download

{543} How to Protect DC Circuit With Reverse Polarity Protection Using N-Channel MOSFET

Haseeb Electronics
Download

{548} How To Test IGBT Gate Drive Signal / MOSFET Gate Drive Signal With DSO Oscilloscope

Haseeb Electronics
Download

{545} How to Convert DC Voltage Polarity Using DPDT RELAY Double Pole Double Throw Relay

Haseeb Electronics
Download

{549} How To Test IGBT Gate Drive Signal / MOSFET Gate Drive Signal With DSO Oscilloscope

Haseeb Electronics
Download

{551} How to Repair Electric Heater at Home. How To Repair Thermostat Switch

Haseeb Electronics
Download

{550} How To Test IGBT / MOSFET Gate Drive Signal With Multimeter

Haseeb Electronics
Download

{552} How To Make Series Testing Board For Electronic Workbench

Haseeb Electronics
Download

{553} How To Download Service Manual / Repair Manual / Circuit Diagram / Datasheet / Schematic

Haseeb Electronics
Download

{554} How To Test Z5 Series Temperature Control Switch, How KSD368-A JT01 Z5 Works

Haseeb Electronics
Download

{555} Liquid Level Detector Relay DINIL03 To Control Water Pump Of Well Or Water Tank

Haseeb Electronics
Download

{556} SMD Code Data - Best Free Online SMD Data Websites - How To Find SMD Data

Haseeb Electronics
Download

{557} What Is The Best Reverse Voltage Protection Circuit? Protect circuits From Reversed Voltage

Haseeb Electronics
Download

{558} How To Download Circuit Diagram, Schematic, Service Manual, Repair Manual, Maintenance Manual

Haseeb Electronics
Download

{559} How To Calculate Switching Frequency for UC3842 / 3843 /3844 /3845 Oscillator Frequency

Haseeb Electronics
Download

{560} Adjustable Frequency Generator Using UC3842 / UC3843 How To Calculate Switching Frequency

Haseeb Electronics
Download

{563} LM317 Adjustable Positive Voltage Regulator - Output Voltage 1.2V to 37V 1.5Amp

Haseeb Electronics
Download

{564} Digital Clock Repairing, No Display Problem Solution

Haseeb Electronics
Download

{565} How To Repair of LED TV Backlight Strips / How To Replace LED on LED Strips

Haseeb Electronics
Download

{566} How To Test LED TV Backlight Strips / How To Repair LED Strip / Replace LED on LED Strips

Haseeb Electronics
Download

{569} Electronic Cautery / Electrocautery Machine Not Heating Up - Circuit Diagram Explained

Haseeb Electronics
Download

{571} TRIAC working, TRIAC Working in AC Circuits, Thyristor, Triac || Phase Angle Control

Haseeb Electronics
Download

{572} MOSFET Tester / How To Test Mosfet Without Multimeter / MOSFET Test Circuit

Haseeb Electronics
Download

{573} Why SMPS Have Low Output Voltage - Reasons

Haseeb Electronics
Download

{574} CMOS 12-Stage Ripple Carry Binary Counters, Binary Counter. Frequency Divider IC/ Test CD4040

Haseeb Electronics
Download

{575) SONY PSP GO No Display, Assembly, Disassembly / fixing No Display PlayStation Portable

Haseeb Electronics
Download

{576} CNY17-3 PhotoTransistor Optocoupler Tester

Haseeb Electronics
Download

{577} TNY266PN SMPS Have No Output Voltage / Switch Mode Power Supply IC Not Switching, How to Fix

Haseeb Electronics
Download

{579} How To Test NPN Power Transistor D4204D or 3DD4204D Used in CFL Power Supply Circuit

Haseeb Electronics
Download

{580} Why SMPS Chassis Exposed To Line Voltage - SMPS Chassis Gives Electrical Shock

Haseeb Electronics
Download

{581} Why SMPS Fluctuates / Reasons for SMPS Output Voltage Fluctuation Switch Mode Power Supply

Haseeb Electronics
Download

{582} Mobile Phone Charger Repair / How To Replace USB Connector

Haseeb Electronics
Download

{583} Current Sense Resistor Calculation

Haseeb Electronics
Download

{584} Mini Drill Chuck - Shopping Review || Practical Use of Mini Drill Chuck To Drill PCB

Haseeb Electronics
Download

{229} Adjustable Zener Reference TL431 / How To Calculate Programming Resistor To Adjust Feedback

Haseeb Electronics
Download

{587} How To Tin a Wire Before Soldering / Tinning Enameled Wires Properly

Haseeb Electronics
Download

{588} 4N54 Hexadecimal Display Function & Test / How To Test 4x7 Dot Matrix Display & Function

Haseeb Electronics
Download

{589} Deek-Robot BL-02 100V DC 10A Volt Ampere Current Power meter

Haseeb Electronics
Download

{590} How To Make a Female TNC Connector - Installation of TNC Connector to Coaxial Cable

Haseeb Electronics
Download

[393] How to Crimp TNC Connector to Coaxial Cable - RG6/ RG8

Haseeb Electronics
Download

{591} Power Bank Repair - How To Replace USB Port / Connector in Power Bank

Haseeb Electronics
Download

{593} SMPS Have Low Output Voltage, How To Repair Switch Mode Power Supply SMPS When Low OutPut

Haseeb Electronics
Download

How To Test Ceramic Capacitor /Non Polarized/ Non Polar/ AC Capacitor With Multimeter

Haseeb Electronics
Download

{230} How to test Non Polar AC CAPACITOR / Non polarized capacitor

Haseeb Electronics
Download

{594} How To Test Ceramic Capacitor /Non Polarized/ Non Polar/ AC Capacitor With Multimeter

Haseeb Electronics
Download

{596} How To Make Device in Proteus 8.2 Professional, Add a Component Model To Proteus Library

Haseeb Electronics
Download

{597} Connect 2 Power Supplies in Parallel to Get More Current

Haseeb Electronics
Download

{598} Connect Power Supplies in Series to Get More Voltage / Two or More Power Supplies in Series

Haseeb Electronics
Download

{599} Dual Power Supply Connection By Connecting Two Power Supplies / Take +ve & -Ve Output

Haseeb Electronics
Download

{600} Kids Electric Motorbike Repair / Wheel Powered Baby MotorBike Repair

Haseeb Electronics
Download

{601} Is It Safe To Connect Power Supplies in Series to Get More Voltage?

Haseeb Electronics
Download

{602} How To Test Speaker With Multimeter

Haseeb Electronics
Download

{603} How To Replace USB Charging Port In Smartphone / Change USB Connector in Mobile Phone

Haseeb Electronics
Download

{604} How To Select Ferrite Core For High Frequency SMPS Transformer Design

Haseeb Electronics
Download

{605} Computer ATX Power Supply Repair / How To Repair Computer PSU, Not Turning ON

Haseeb Electronics
Download

{606} How To Replace USB Charging Port In Smartphone / Change USB Connector in Mobile Phone

Haseeb Electronics
Download

{607} How To Test Joystick With Multimeter

Haseeb Electronics
Download

{608} Multimeter Probes - Needle Tipped CAT-II 1000V 20A Shopping Review

Haseeb Electronics
Download

{610} Why More Transformers in Solar Inverter Circuit / Voltage Booster Stage

Haseeb Electronics
Download

{611} How To Remove Battery Corrosion / How To Clean a Corroded Terminal

Haseeb Electronics
Download

{612} How To Repair Electric Kettle No Power / Electric Kettle Not Heating Up

Haseeb Electronics
Download

{613} How To Test TRANSISTOR Using Digital Multimeter

Haseeb Electronics
Download

{615} How To Repair Bluetooth HeadSet / How To Replace USB Charging Port in Bluetooth Headset

Haseeb Electronics
Download

{609} How To Test Optical Encoder / Incremental Rotary Optical Encoder / TR33 Treadmill Motor

Haseeb Electronics
Download

{616} SMPS Output voltage Fluctuation / Switch Mode Power Supply Output Not Regulated

Haseeb Electronics
Download

{617} How To Replace Insect Killer Lamp

Haseeb Electronics
Download

{618} How To Read pf Ceramic Capacitor Value From Code, Voltage, Capacitance, Tolerance

Haseeb Electronics
Download

{619} Very Useful Test Accessories For Oscilloscope - BNC Male Plug to Double Binding Post Adapter

Haseeb Electronics
Download