A sleep mode at this multifunctional station extends the service life of the soldering tip by automatically reducing the temperature of the piston if it is left unused for more than 15 minutes. The toolkit listed below has been classified in to three different groups depending on the work level of Engineers or hobbyists. AC Motor Drive. This is the equipment you should go for when we need to test circuits or projects with different sources of signals. But the key here is to choose and get the ones with good quality since cheap one tend to break after considerable amount of torque is applied on it. But opting out of some of these cookies may affect your browsing experience. will be very much used in your Electronic workbench. Whenever a soldering iron, tweezers or other type tool touches the grounded pad of a board, the 3M Iron Man Monitor will alarm if overvoltage on the board is detected. Having multiple options will give you the flexibility to power up any project. Quite unique and handy, comes in it's own plastic pocket pouch. This tool is commonly referred to as Helping hand or Third hand. WINTER - 5UZ71P-100-39 PD-1119-18NC - Roller Dresser 4" Diamond Grinding Wheel, WINTER - 3UZ71P-100-39 - 4-Inch Full-Bullnose Diamond Grinding Wheel, VALENITE - VPBPC6-PC3R3 - Milling Tool Holder 18mm bore. In order to find faults in electrical installations or devices, it is important to check their functionality in a variety of ways.

Heat sources for cored solders can be air/fuel torches or soldering irons and guns. 1500 Kansas Ave, Unit 1E For small microcontrollers or circuits, for example, a compact laboratory power supply unit like the KD3005D is the best bet. Which are more suitable for electronics professionals and not necessary for you. A breadboard is a flat plastic base with a matrix of holes. Premium Carbide #59 1.05mm. It allows adjustable current and voltage settings and can protect against overvoltage and overcurrent. Scotch-Brite 3". This website uses cookies to improve your experience while you navigate through the website. Dimensions: 0.84mm-ID, 25mm-Long.

However this should not limit you from buying other tools and equipment, more the tools better your workbench will be. Also few third hands comes with magnifying glass to help us view the soldering point better. Before 3D printers DIYers and Electronics Enthusiasts used various materials to encase and present their projects in the form of products. Length 5 Meter. The data collected by these cookies is necessary to ensure the technical performance of the website, provide you with basic shopping functions, make shopping with us secure and prevent fraud. Longmont, CO 80501, Tower Climbing Fall Protection Safety Kit, 40-Piece Metric 1000 Volt Insulated Tool Kit, Non-Magnetic Non-Sparking MRI Tool Kit (Metric Only Version), Basic DOT Compliant Fleet Vehicle Safety Kit 18" Tool Bag, Deluxe DOT Compliant Fleet Vehicle Safety Kit in Lineman Bag, FLIR TRMS Multimeter with Built-In Thermal Imaging, Fluke 289 True-RMS Industrial Logging Multimeter, Amprobe 34XR-A True RMS Digital Multimeter, Fluke 116 HVAC Multimeter with Temperature and Microamps, Fluke 381 Remote Display True-RMS AC/DC Clamp Meter with iFlex, view more in Field Service Test Equipment, Power Bit Interchangeable Blades & Handle System, 5.5mm Magnetic Nutdriver with Extra Long Reach Shaft, Labelers, Label Printers and Label Makers (All), view more in Soldering & Desoldering Equipment. This will help us bring more and better learning resources to you.

This article focuses on helping Engineers and hobbyists with the selective lists of Tools and equipment they should have in their Electronic workbench. P/N 80-0009-1885-6. But in the long run you need some really portable, safe and quick to use power supply in your work bench to make your testing or prototyping a lot faster.

Equip your work bench with DC adapters of different voltage ranges. With Glue gun you can literally fix anything and everything but dont put too much force on it. When measuring, it is vital to use an analog-digital measuring slider like the SCHIEBLEHRE LCD, because a good repair must be done with precision. Carbide micro drill bits provide excellent hardness, wear resistance, and heat resistance. Package of 50. This must have been the so obvious tool in this list. Nose pliers Used to hold wires, bend, re-position component legs. Analyzing usually means observing parameters of electrical signals such as Amplitude, Frequency, Noise, time delays etc. But after the entry of 3D printers its so easy to create a product prototype all by yourself without the need to go for any fabrication services. The purpose of this tool is to hold the PCBs steady while soldering to prevent shaking. UNITEK - 1-124-04 - Unibond Welding Power Unit - for parts, OSCA AUTOMAZIONI - ANNO 2000 - 18"Vibrator 60Hz 3600-vibrations / minute.

This tool usually comes in different designs and sizes. Ideal for precision work *Free shipping for continental US addresses only. An oscilloscope displays time-varying signals such as voltage waveform patterns on a screen, helping you visualize circuit functions. So I would suggest you to choose a Soldering iron those can be interchanged whenever the situation requires. Thanks to the integrated USBinterface, you can transfer the measurement results directly to a PC and process them there. I strongly advice you to get one of these when you really need one. Note: Used. In order to connect two heat-conducting or current-conducting parts together, you will need a soldering iron. These crimping and stripping pliers are suitable for cables up to wire thickness 24, and are particularly user-friendly and easy to handle thanks to the numerous inscriptions. Package of 50. 18"Vibrator 60Hz. For maintenance work on smartphones, clocks and computers, you should invest in a professional smartphone and gadget tool set, such as the KM 2015. With an endoscope camera such as the PEAKTECH 5600, objects such as connection terminals, electronic components, break points, constrictions, cracks or components, which cannot be spotted normally, can be located and examined at locations that are difficult to access. Do you think I have left out any other mandatory tools or equipment in the above list ? In addition modern multimeters do measure Capacitance, Frequency, Inductance and test components like Diodes, transistors, batteries and etc. In Electronics, Breadboard is a solder less board that is used by hobbyists and enthusiasts to test their circuit with ease. A magnetic mat ensures that even the smallest parts remain where they are, so you can concentrate fully on your work. Basic models run about $300; sophisticated units cost up to several thousands of dollars. Maybe Mitoyo 148 Series. Higher-priced examples have convenient built-in stands and temperature regulation. This makes it possible to visualize electrical signals and measure voltage profiles outside the normal range of 50 Hz. This electrical tool should be added to your workbench inventory when you start to design and build PCBs. Signal generators in these cases will save you tons of time and besides the error in your output signal will be very low so you will get your preferred signal with precise parameters. This lists start off with Basic tools first and then moves to Intermediate and Advanced working levels. We will obtain a small commission whenever you buy a product through these links, so in a way you are contributing to our website. Also you need to look at other features such as Bandwidth, Number of channels, Interfaces, Memory etc. Lonero Engineering Co - 61ZE1227-525-D5 - Work Rollers 14mmD 3mm-tip CPM REX 76. But when you get into a level where you need to work with signals often building circuits every instant gets boring and cumbersome. Security Horns, 103dB loud, 120VAC. Your email address will not be published. However in order to work with Electronics specific set of Pliers are very much necessary. Also do not compromise on the quality soldering iron since low quality soldering irons tend to stop working due to the effect of oxidation. More info: http://www.tpcwire.com/images/TPC_Catalog/23_Nut_Runner_Assemblies.pdf. Attached pictures show what is included. Also you will need this tool more frequently. Constant torque. Further tips on soldering for beginners can be found elsewhere in our magazine. Linemans pliers Used in gripping, bending, cutting wires ( mostly used with high gauge wires ). These Electronics toolkit in this list are compiled after asking opinion from Hobbyists and makers through different forums and Social media platforms. TORX screwdriver 4-1/2"/(105mm)E. Warner Electric - SV3402-01000 - AC Motor Drive. Consider choosing adapters of voltages 5v, 9v, 12v and 3.3v. He also contributed to the book, "Nanotechnology: Molecular Speculations on Global Abundance.". And thats where these Tweezers play a huge role due to sharp pointed tip and it can pick up components quite easily without much hassles. Hope this article was useful to you. A multimeter is an electronic tester which measures voltage, current, resistance and other aspects of electricity and circuits. 3M - CTC330-WW - Iron Man Monitor for Soldering Iron Workstation. Rollers, 14mmD. Stainless steel blunt dispensing tips, 18AWG x 1". There were many hand operated PCB drills in the market but I would strongly suggest you to avoid that since PCB tends to break if you try to make holes using the manual hand drill. The 2-dioptre lamp allows for precise fine-tuning. These cookies will be stored in your browser only with your consent. For use with K455, K337 Macro Iron Solder Stations. With 92-page manual. Breadboard mainly comes in three different sizes Full, half and mini. This will be very useful when you attempt to create prototypes. Nutrunner cable. Edwards Signaling Products - CS1088 - 876-N5 - Alarms. This is an electronic testing instrument that allows user to analyze signals with respect to time. The components used in breadboard can be reused. A magnifying lamp, for example the LL ZD-6015 LED, provides a 152mm lens and energy-saving LED technology for the best visibility. If you would have spent some quality time in soldering components you might have known how nightmarish it is to pick up small components ( SMD ones mostly ) with your hands. I would say it is mandatory to all beginners since they tend to venture too much in making DIY projects and Glue gun can be a real life saver when comes to DIY projects. Milling Tool Holder 18mm bore, 36mm SHANK, 18mm Bore. If you are beginner you can learn how to use breadboards here. Before a cable is connected, remove the jacket and remove the cable fibres; it is important that you do not damage the insulation of the wire or the wire itself. No this is not the one you use to pull the hair out. Package of 50. FETTE - E10A01X106 - E10-177 FETTE Nr E 10-177. ILLUMINATED MULTI POWER HEAD MAGNIFIER & LOUPE, 48" BUNGEE CORD W/ 3" METAL HOOKS BOTH ENDS, CAPACITANCE / INDUCTANCE / RESISTANCE METER.

Buy Eventek DC Power supply ( 0 30v ) and ( 0 5A ). Working on electronics requires a lot of practice, precision and dexterity. Because the connections are not permanent, you can easily remove the components when you're done with the circuit and build another; breadboards are fully reusable. SIEMENS - 8WD4308-0DE - Contact Box with Magnetic Base. N/S No 48812. High or Low selectable alarms: High sensitivity 0V to +/-5V. Be it Prototyping, Fixing equipment or experimenting a quality Soldering iron and other soldering accessories like Lead, Flux, Desolder pump or wick should always be in your workbench. Share your feedback / thoughts with us using the comment box below. This facilitates easier prototyping of circuits by just connecting the components via breadboard. Due to their light intensity, LED lamps are particularly suitable for a workplace. These tools are particularly small to avoid damaging the sensitive components at work. Work rollers, material: CPM REX 76. And do not forget to get other Soldering essentials like Lead, flux, stand, Cleaning sponge, Desolder pump etc. The main purpose of using tweezers is to pick components. Required fields are marked *. 3M - 048011-32876 - Hardware, abrasive disc. There are probably thousands of 3D printing models in the market with each has different features, output quality and size. When you insert wires or component leads in holes that share the same column, they are connected; otherwise, they remain electrically separate. Material: bronze. Using tweezers is the solution for these two problems and thats why it is recommended to buy a set of these and stack it in your Electronic workbench. An electronic toolkit such as the VDE SET 1 provides basic equipment for screwdrivers and pliers. 18/5C-slhd + 22/4C-SHLD + 22/11C O/A Shield, 300V 90 Deg C. With attached heavy duty M-F 20 position connector. DC power supply adapters will do a great job when comes to ease of use and also it is reliable. Get exactly what you need with a custom tool kit from Tecra Tools. From fixing your old devices to catching up on recent tech-trends, we've got you covered. There are different types of tweezers with each comes in handy under different conditions. A good device for beginners is a digital soldering and desoldering station, such as the STATION ZD-987, particularly user-friendly thanks to large displays and easy-to-understand inscriptions. A multimeter has a knob, which selects the measurement function, and a pair of test leads for connecting the device to a circuit. This means that nothing is lost and the assembly time is reduced by up to 40% after repair. 8 Mounting holes, 1.56" ID. To build permanent, reliable circuits, you need to solder connections between wires and components. Lonero Engineering - Deep Rolling Tool Specialists. All rights reserved. Most of the breadboard now a days comes with binding posts which makes the prototyping lot easier. XCELITE - XTD27V - Hand Tool. There you will have one screw driver handle and many interchangeable Screw driver bits that you can choose and fit to the handle. Cost of bench power supply will be high similar to Signal generators. This can be difficult because there are loads of tools and equipment available and some can be really expensive. When starting off as a beginner when we need a certain signal source its quite feasible to build a circuit that can generate the signal for us. Also it has a great community to seek help for your 3D printing venture.

He has contributed to "Foresight Update," a nanotechnology newsletter from the Foresight Institute. Weight 19 lbs. Buy Bakon Soldering station orBuy Soldering Iron and kit. New, in box. Output frequency: 0 - 120Hz, 0.02Hz increments. Package of 50. Each 0.188" D x about 6" long. Wire Strippers are used to strip wires to expose the conductor part of it. But when it comes working with Electronics you are gonna need variety of Screw drivers because different equipment comes with different screws in it and using the same screw driver on all those screws is just not possible. 1 ounce 0.080"Diameter, Metal mender. This article is intended to serve as a guide to get the necessary tools to setup your own electronics workbench at home. When comes to current rating of these adapters 1A will do good but 2A will do great when you want to power up highly current hungry projects or circuits. As a hobbyists or engineer you want to power up your circuits a lot of time. Seven preset speeds, three Skip frequencies and Windows. With Soldering station you have the flexibility to choose the temperature you need and do complex solder jobs perfectly. Pair. Using the signal generators you can generate the signal sources such as Sine, Square, Triangle and other complex waveform depends on the equipment model. We also use third-party cookies that help us analyze and understand how you use this website. 20 Conductor. Selection modes include "catch a spinning motor" selection. Now that you know about the basic Electronic toolkit and equipment you need to get to set up your workstation, lets step up a bit. Color: light beige. Small hand tools such as long-nose pliers and screwdrivers come in handy for electronics projects. Getting a good quality one is specifically important since it shows less deviation from actual readings than cheap multimeters. As with oscilloscopes, few beginners have DC power supplies on their workbench; moderately advanced hobbyists who frequently work on electronic projects find them valuable, and they are indispensable for professionals. In it's own tongue and groove wooden Treasure Chest - WINTER USA - Was listed as NEW but DR says slightly used -=- uses FLOOD COOLANT -=- NON-DASH SEGMENTED, Non-Segmented Roll Wheel Dresser - Reverse Olated Rotary Diamond Dresser - 25 mesh - Precision Full-bullnose Diamond Grinding Wheel - 4" OD 2" ID 1.7"wide - In a nice tongue&groove Treasure Chest made & shipped from West Germany - Uses Flood Coolant. You can purchase either traditional one or modern one depends upon the parameters you may want to measure. I have added 3D printer to the list because of its ever growing community and how easy it has become to 3D print your desired objects. Package of 50. In general, be sure to pay attention to the quality of the tools when purchasing, as only with a good tool is precise, and above all safe, working possible. A view angle of 60 and an autofocus depth of 30mm to ensure the required viewing angle. Unibond Welding Power Unit - for parts only, missing discharge capacitors and maybe more. Slotted, Torx, Philips, hexagon and Frearson screw heads are most commonly used in Electronic equipment. Our guide gives you an overview of the basics. Using a breadboard, you can build prototype versions of sophisticated electronic circuits simply by plugging wires, transistors, resistors, capacitors and other devices into the holes. with various small tools, allen wrenches, etc. Complete with universal 120/240Vwall adapter power supply and instructions. Specifically, a PCB holder with sliding screw fixing (HOLDER ZD-11E), in which the parts to be soldered can be easily and securely clamped. These binding posts makes powering up your project a lot easier by reducing the number of wires used on the breadboard which in turn makes your prototyping a lot cleaner. Tweezers are handy tool mostly used while soldering components in to a PCB. Gadgetronicx > Electronics > Must have Tools and Equipment for Electronics workbench, Gadgetronicx Team Used for drilling PC boards or other abrasive materials when drilling accuracy must be maintained. Note: Fits - Atlas Copca. However, your health should always be at the forefront, so when working with electricity, always check any connections or wiring three or four times over. Its not that it doesnt suit beginners but Oscilloscope comes with a big price tag which makes it not really necessary at a beginner level. Learn how to properly maintain a Soldering iron here. Oh yes, I have already mentioned power supplies in this list. Massive 9.45 pound Fixture on 1" steel shaft 2.3" long.3.94" diameter x 4.2" high excluding shaft. Many beginners will get stuck with the question of what Electronic tools and equipment should they buy for setting up their workbench. Also these are capable of generating signals of different frequency ranges. Now into the final level for setting up your Electronics workbench. Micrometer Head, 0-25mm metric. KESTER - 7-220 - Solder, 40/60 Acid Core. With this you dont need to go buy individual DC adapters for different projects you need to work. In this category you will find electrical tools that you must have in your Electronic workbench if your work involves working with different voltage ranges, signals and building PCB boards. L50 years of experienceLMore than 120.000 products in stockLSecure online shoppingLStrong brands and high quality, Imprint | Right of withdrawal | Privacy | General terms and conditions | About us| Contact. This is a simple tool that assist us while Soldering boards and PCBs. Excellent for drilling Fiberglass, Plastics, Wood, Carbon Fiber, Phenolic, etc.. For springs and typewriters in hazardous locations. There is a reason I have added this at the beginning and this tool dont need much introduction. Technicians and engineers who work with electronics professionally use oscilloscopes on a daily basis. This is pretty essential tool to have in your electronic workbench. High strength Disc TSM, A-Medium Grade, Max RPM: 12,000. Soldering irons range in price from about $10 to over $200; basic models works well for occasional use.

Some are general items you may already have, such as screwdrivers and pliers; others, such as multimeters and breadboards, are unique to electronics. Also you will find links through which you can buy corresponding tools and equipments directly. Building your own power supply from scratch using Transformers, Regulators, diodes and other discrete components can sound cool. Due to its rubber feet, the circuit board holder provides essential stability. For wide range of materials including non-ferrous alloys. Apart from these electronics tools and devices, the following tools should be present in any workshop, even if used for non-electronic work. This saves both energy and material. Diameter: 18.5" x 9.5"H. Large & Heavy 220V 60Hz 880VA 3600-vibrations / minute about 100-pounds CE 4.36/1s. DR Kaiser - NC13298/1-2 - Diamond dressing disc's. Tecra Tools, Inc. Your email address will not be published. As a beginner a good quality basic Multimeter will do good. Beveled. For 2HP 380-460V AC induction motors, NEMA type B. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Spherical tip. Input: 380-460V +/-10% 3-phase. The hot glue cools after a few seconds making a strong bond between two objects. DR Kaiser/Munson. A universal stripping tool, like the KNIPEX KN 16 95 01 SB, can be used to process a wide range of cable cross sections, while the tapered tools improve accessibility even in confined spaces. They create precise holes with a smooth finish and often eliminate the need for reaming the hole after drilling. For particularly thick cables, use an equally strong forceps, such as the PRESSANGE HD. But remember to purchase anti static tweezers. The cost usually depends on the voltage it gives at the output and load current it offers. You must get these equipment for your workstation if your work involves Testing projects / circuits, Analyzing various output/ signal sources, Making product prototypes etc. It converts 120-V AC electricity from a standard outlet into a DC voltage you can set with a front panel control. original part number obscured, 2'd charater "W" may be wrong - with four screws. Techon Systems - SE30-1/2-50 - SS blunt dispensing tips, 30AWG. A digital multimeter for basic measurement functions, such as the UT 139B, checks the most common parameters such as voltage, frequency or resistance and should never be absent in your toolbox.

Desoldering tools, such as pumps and copper braid wicks, allow you to clean up poor solder joints and remove solder during repairs. Color: light purple. Out of all. Anet 3D printers are a great start and it cost less comparative to other model 3D printers. TREX-ONICS - 74705 - Nutrunner cable. 12-Key control keypad, 2-line 16-character alphanumeric display. Techon Systems - SE26-1/2-50 - SS blunt dispensing tips, 26AWG. Shank Diameter is 0.125", with an overall 1.48" long. It is a Rotary tool used to drill into PCB boards for through hole components. Hand Tool. While getting one make sure it is sturdy and good quality as cheap ones tend to shake while soldering which ultimately kill the purpose of getting a helping hand in the first place. Also you might have heard of the fact that static discharge from our hands tend to damage some sensitive electronic components. Pliers bend and crimp wires, hold hot parts during soldering and help you set delicate components into place. Buy the 45 in 1 Professional Screw Driver Tool kit, Pliers are another pretty common hand tool like the screw drivers. Glue gun is nothing but a pistol shaped electric tool which heats up a Glue stick ( fed to glue gun ) and extracts hot glue via the nozzle. Portable Oscilloscope costs more than Non-portable ones. These are the Electronic tools and equipment you should have in your workstation if you are a beginner in Electronics and when your work involves Soldering, prototyping boards, Fixing Electronic devices, Making projects etc. Internal dynamic braking. With this power supply you can adjust the voltage you need for your project with great precision. Soldering is often a tricky task, since small inaccuracies can lead to damage, both to material and man. 130 Drill Point, Fast Spiral Circuit Board Drill. PC Board drill Bit - Unidentified MFG - Hardware, Drill Bit. Has a metal washer for "Roloc" fitting. Package of 50. Acid core solders are manufactured with the solder wire as a tube and the center of the tube contains the flux which must be removed after soldering to avoid potential part corrosion. This is nothing but a electrical equipment which offers a wide range of voltage ( usually 0 to 30v ) and current to your project. Halcyon Electronics LLC dba Electronic Surplus - 8755 Munson Rd #6 - Mentor Ohio 44060.

Screw drivers will be commonly available on all household but its important to have a dedicated Screw drivers just for your workbench so that you dont have to fiddle around your house when you need one. Graduations 0.01mm, with locknut. Again when comes to pliers you will have plenty of options to choose from. A power supply provides a precise and stable source of direct current to power electronic circuits. Hardware, abrasive disc. Assortment of 12, 5 1/2" long needle files including round, flat, triangular and half-round files. (adsbygoogle = window.adsbygoogle || []).push({}); Copyright 2012 2020 Gadgetronicx. 1/8" Round Shank fits CNC's and most Rotary Equipment. Besides Soldering station comes with a neat setup thats needed to Solder and maintain the equipment solder free. So my advice is to go for quality soldering station if you got some extra bucks, if not stick to quality soldering iron and try your hands on station when need arises. A well-equipped workspace will help you overcome initial difficulties. OK Industries - S9-305S Soldering Iron Tip. Side cutting pliers Cutting wires and component legs. Stainless steel blunt dispensing tips, 30AWG x 1/2". I would advice you to get a set that comes with different type of pliers in a single package. Screw and nut drivers are essential for fastening circuit boards to project boxes and disassembling equipment for repairs. Purchase an Electric drill of good quality and it will save you a ton of time and gives a clean finish to your PCB. Diameter: 8-5/8". Although most beginning hobbyists do not need an oscilloscope, it is handy for learning electronics and troubleshooting circuits. Glue gun is all about fixing things. November 28, 2018. Save my name, email, and website in this browser for the next time I comment. In general, when purchasing a toolkit, make sure that the tools have reinforced insulation to protect yourself from electrical shocks. In Electronics certain components can withstand only certain level of heat. Marked: FETTE Nr E 10-177 (Adjustable 0 - 8 units, about 1.5") attached by three 0.63"dia rods to the best part: E 10A01 X106 M8-M10 3/8 Feingewinde 8-14mm 5/16 - 9/16. Receive updates on new products & special offers. Pair.

TORX screwdriver 4-1/2"/(105mm)E. XTD27V. Diamond dressing disc's. As a beginner we usually assemble and build projects on General purpose PCB which already has holes in it but as we move up the ladder the need of custom made PCBs arises and thats where this tool comes into picture. While choosing one you need to consider which type of Oscilloscope you need to go for either the Portable one or Non-portable one. If you want to get even deeper into measurement, you should have a digital storage oscilloscope like the UTD 2025 CL. Get tips & information for field service and MRO professionals. One must handle glue gun carefully since the extracted glue will be extremely hot and might hurt if comes in contact with the skin. Soldering station, this is a variant of traditional soldering iron and gives extensive control over the temperature to work and will suit wide range of soldering jobs. Cost of signal generators are generally high compared to other basic electronics lab equipment. Iron Man Overvoltage Soldering Iron Workstation Monitor. Must have Tools and Equipment for Electronics workbench, Circuits Library - 220+ practical circuits, Learn how to properly maintain a Soldering iron here, Working of BJT transistor and how to use transistors in circuits, Stereo power amplifier circuit using LA4440, Guide to choose right Op Amp for your design, Operational amplifier basics : Working and applications, Popular communication protocols in Embedded systems - Part I, Electronic circuits, tutorials and projects, List of important IC to buy for your electronics lab at home, Learn ATtiny85 microcontroller in 10 days, Automatic school bell system using Arduino, Inductor tutorial : Working and how to use in practical Circuits, Lap timer for slot cars using Laser and Arduino, Resistors : Working and how to use in circuits.