Through Hole Pcb Assembly Process Through Hole Technology Mounting (THT) is the process of mounting on the PCB components with leads using plated through holes. Plated through hole circuit board components are large and rugged … PCB Services Low Cost, High Quality PCB Manufacturing Without Limits Up to 42 layers RoHS Compliant Finishes ISO 9001 and UL Certified Controlled Dielectric Blind & Buried Vias Controlled Impedance 3-mil Minimum Trace/Space Class II & Class III Full Or Partial Turnkey PCB Assembly For Any Volume Fast Turn Times Fine Pitch urface Mount (SMT) The PCB assembly process involves mounting and soldering components in three possible process steps: Through-hole technology Surface-mount technology Hybrid assembly Most modern boards intended for … Electronics Manufacturing Quality Inspector, Through-hole Soldering & Rework. Alkaline degreasing: Remove oil on the surface of the board, fingerprints, oxides, dust in the holes; The pore wall is adjusted from a negative charge to a positive charge to facilitate … A plated through-hole is a hole in the PCB that's plated all the way through the board. In this process, we drill holes wherein the components are placed through soldering. Through-hole PCB assembly . Feel free to contact us. Figure 1-2. As technology progresses, components get smaller and more difficult to assemble by hand and the amount of components that may fit on a single board increases. The PCB components assembly process involves several automated and manual steps. Ordinarily, the PCB design process involves the following steps. By this process, a metal film is formed on the wall of a hole made … PCB assembly services. A leading manufacturer of PCB Fabrication and Assembly in China. PCB Footprint or Symbol. A thin layer of copper coating is added chemically into the holes and onto the surface of the board through a process called electroless copper deposition. Effective … Through-hole PCB assembly . The solder forms a mechanical bond between the two materials, allowing for a secure and … Electronics Manufacturing Quality Inspector, Through-hole Soldering & Rework. Besides this, through-hole assembly is also suitable for testing and prototyping where manual adjustments are required. This creates a permanent connection between the component and the board. 1. The following flow chart shows the common … https://youtu. Duties and Responsibilities: Perform first article inspection Perform final quality control inspection Hand solder SMT and through hole components to IPC 610 and J-STD-001 Class 3 Through-hole PCB Assembly is the process where through-hole components are mounted onto a bare Printed Circuit Board (PCB). Understanding the plated through … Step 1 - Pre-order the parts you need at JLCPCB 2 Step 2 - To assemble the part you pre-ordered, just place a PCBA order at JLCPCB 3 Step 3 - JLCPCB produces and assembles your boards in 3 days. Through-hole assembly include axial insertion of components , wave solder machine and results are quicker and higher quality production. Through hole assembly involves inserting the leads of components through holes in the PCB and then soldering them in place on the other side of the board. Solder Paste Application . The aim of doing that is to create a hole where leads can be attached on the board. There are two main types of PCB assembly: through-hole and surface-mount technology (SMT). Before the invention of the … Based on TYPE, the PCB Assembly market from 2023 to 2029 is primarily split into: Thru-Hole Technology (THT) Assembly Process Surface Mount Technology (SMT) Assembly Process Through-hole technology is a popular method for assembling PCBs. For products where overall board size is not a major concern, the PTH technology is applied. Through-hole assembly is the process of mounting leaded components to a PCB that involves drilled through holes. Our Through Hole PCB Assembly Capabilities We provide through-hole PCB services to a variety of industries including medical, electronics, instrumentation, and military, all thanks to our complete assembly capabilities: • Hand soldering • Dual wave flow solder • Hand Insertion of components • Automate axial or radial insertion Electronics Manufacturing Quality Inspector, Through-hole Soldering & Rework. This technique involves drilling holes through a PCB. Surface … PCB assembly services. This includes surface mount technology (SMT) assembly, through-hole assembly, and box build assembly. The process can be utilized to manufacture a variety of devices including resistors, capacitors, inductors, switches, relays, connectors, potentiometers and more. Thus the need for auto assembly was developed. The steps involved in each assembly process are explained below. The through-hole assembly is a means to produce electronic circuits. We handle the whole process including: ordering all the components, PCB manufacturing, PCB assembly, testing and final shipment. Understanding the plated through … THT Mounting. These circuits have components installed via the leads. Hole components are an integral part of through-hole PCB assembly. PCBWay offers turn-key PCB assembly services in prototype quantities or low-volume to mid-volume production runs. Skip to content. Through-Hole Assembly In this process, the through-hole parts are inserted in holes drilled in the PCB. The design process takes into account various … The through-hole technology PCB mounting is the best method to be used when manufacturing large PCB boards. sales@pcbtok. Summary： Originally, all PCBs were assembled by hand using only a solder iron. . Tack a bit of solder onto the leads to hold the part in place. RC1/4683KTB from KAMAYA - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you assemble the part RC1/4683KTB for free. PCB Assembly with Surface-Mount … CF12JT2K40 from SEI(Stackpole Elec) - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you assemble the part CF12JT2K40 for free. Through-holes are now drilled through the entire PCB stackup for component soldering, vias, and non-plated holes for mounting mechanical parts. It is an older technique than surface mounting. Component Placement: In through-hole technology PCBA, the engineer starts by placing components in their respective positions as given in the PCB design file… See more This process can ensure that the oil cover through the hole is good, the plug hole is smooth, the wet film color is consistent, the hot air leveling can ensure that the through … RLR20C7500GRRE5 from Vishay Intertech - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you assemble the part RLR20C7500GRRE5 for free. The. It refers to the mounting process that inserts the leads to the drilled holes and solders … Through-hole PCB Assembly: This method involves drilling holes through the board and then placing components in the holes, with their leads bent and soldered. After inserting holes into the PCB, we then assemble electronic components on its top. This type of assembly is typically used for large components or … Regularly testing and inspecting the PCB throughout the assembly process is necessary as it will help prevent any failures from occurring. … CF12JT2K40 from SEI(Stackpole Elec) - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you assemble the part CF12JT2K40 for free. A plated through-hole or PTH acts as a conductive conduit from one PCB layer to the other. Engineers create a blueprint for the contacts and how the PCB should be layered. PCB Assembly Express is currently searching for a Quality Control Inspector with at least two years of experience. … Key Points of SMT Assembly Process for BGA Components • Pretreatment Although some components with BGA packages are not so sensitive to humidity, all the components are advised to go through baking at a temperature of 125°C because no negative impact has been witnessed on low-temperature baking. We are capable of assembling BGA, Micro-BGA, QFN and … Through-hole PCB Assembly: This method involves drilling holes through the board and then placing components in the holes, with their leads bent and soldered. When applying metal, a galvanizing method is used, which ensures good contact. Fig 3: THT PCB Assembly. Although the work can be done manually, we use automatic mounting machines to make … A comprehensive introduction to THT through-hole technology. We . Step 6: Coat Step 7: Mechanical Step 8: Packing Once the PCB is confirmed to be fully functioning, washed, and dried, it can now be packed and ready for shipment. The most popular type of PCB process is plated through-hole. This type of assembly provides a stronger bond and can … PCBWay Assembly capabilities: SMT Assembly, BGA Assembly, Through-Hole Assembly, Mixed Assembly, Rigid Flex PCB Assembly Services, Electro Mechanical Assembly, Box Build Assembly, Product Assembly, Cable Assemblies. These components, … Through Hole PCB Assembly finds extensive application in industries where the application needs to bear extreme acceleration, high temperatures, high voltage, collisions and more. Each manufacturer can select to use either the manual step or an automated step depending on the complexity of their floor setup. But, the number of other component depends on the board’s type. Step 1 - Pre-order the parts you need at JLCPCB 2 Step 2 - To assemble the part you pre-ordered, just place a PCBA order at JLCPCB 3 Step 3 - JLCPCB produces and assembles your boards in 3 days. Signup. We provide both through-hole (conventional) and surface mount (SMT) PCB assembly. It is drilled into the PCB board, … In the early days, we dealt with components having long leads by inserting them manually into plated through holes on the PCB. A through-hole plated component is plated through the PCB. It is the main source process for the through hole and the short circuit. Through hole assembly technique is also appropriate for testing and prototyping applications that need manual device adjustment and replacement. How to Order PCB … https://youtu. Is Through-Hole Assembly Still Important to Use? Before the 1960s, the through-hole assembly process for mounting components onto printed circuit boards was the only game in town. The components are inserted into the holes drilled . UETPCBA strictly controls PCBA process flow under the … PCB ASSEMBLY CAPABILITIES We have a workforce of approximately 400 people. #embedded #e. com +86-159-8660-8719; Send Your Inquiry Today . Learn more about JLCPCB Assembly Specifications MFR02SF330KA10 technical specifications, attributes, and parameters. Through-hole PCB assembly is referred to as a mounting scheme, in which electronic components are inserted through holes drilled into PCBs and soldered to pads on the opposite side either by using automated insertion mount machine or manual assembly. Process for Installing Through Hole Component The process for installing through hole components involves several steps, including drilling, stuffing, soldering, … The basic steps of through-hole PCB technology can be summarized as follows: The technician manually assembles parts onto specific areas on a printed circuit board, … Through-hole technology almost completely replaced earlier electronics assembly techniques such as wire wrapping. The soldering process can either entail hand soldering or wave soldering. The PCB design process is where the PCB is first conceptualized. This is a full-time position - (Monday - Friday 6AM . It is an essential process in manufacturing everyday electronic equipment such as computers, toys, engines, remotes, and phones. Thru-hole technology involves placing components on top of the board and then soldering them in place. Since we do mixed assembly, the board comes from the SMT process to THT, where plated through-hole components (PTH components) are added. It is not … Is Through-Hole Assembly Still Important to Use? Before the 1960s, the through-hole assembly process for mounting components onto printed circuit boards was the only game in town. From the second generation of computers in the 1950s until surface-mount-technology (SMT) became popular in the late 1980s, every component on a typical PCB was a through-hole component. If the design requires through holes, holes are drilled into the substrate board. Through-hole technology (THT) PCBA process: In through-hole technology, leaded or pin-through hole electronic components are soldered to the board to make a circuit. Optimizing PCB Design For A Through Hole Soldering Process While it’s true that machines are taking care soldering on most components, some through hole … Electronics assembly is a general process involving gathering, soldering, or integrating electronic components and circuits to perform one or more distinct functions. Process for Installing Through Hole Component The process for installing through hole components involves several steps, including drilling, stuffing, soldering, and testing. Through Hole PCB Assembly; Low Volume PCB Assembly; High Volume PCB Assembly; As the name implies, through-hole parts go through the PCB, which means holes have to be drilled through the board. The through-hole mounting process is simple: place the component leads into the holes and solder the exposed lead to the pad. Price Index Through Hole Technology PCB Assembly Process In this Through Hole assembly process the first step is that of component placement where components are placed manually conforming to a number of regulations regarding polarity and orientation of components. Most of these holes will be plated and are typically … This process can ensure that the oil cover through the hole is good, the plug hole is smooth, the wet film color is consistent, the hot air leveling can ensure that the through hole is not tin, no tin beads in the hole, but it is easy to cause the ink pad. A plated hole is a means of connecting conductive paths on both sides of a non-conductive substrate if a current path is created in a hole drilled in the substrate. Through-hole or THT technology is drilling holes into a PCB and electronics components are supposed to solder in that hole to connect tracks on PCB. The solder flux ratio is established carefully as it is … A typical PCB assembly process consists of the following steps: 1. Attributes Value … https://youtu. Through Hole PCB Assembly; Low Volume PCB Assembly; High Volume PCB Assembly; Is Through-Hole Assembly Still Important to Use? Before the 1960s, the through-hole assembly process for mounting components onto printed circuit boards was the only game in town. Through Hole Technology (THT) is a method of assembling electronic components onto a printed circuit board (PCB) by inserting the leads of the component into drilled holes in the PCB and soldering the leads to the pads on the other side. It’s a mounting process that gets the leads inserted … PCB assembly services involve the process of assembling electronic components onto a printed circuit board (PCB). Why does Through Hole PCB Assembly have more use cases than the … Through-hole PCB assembly . it is the best for mechanically strong components … Through hole technology is the mounting process in which leads are used to connect two locations on a circuit board electrically. The full amount of copper is now electroplated on the exposed metal areas of the board, including in the via holes. It can be classified into two categories: plated-through-hole (PTH) technology and surface mount technology (SMT). It contains more specific guidelines, such as component tolerance for various types of through-hole leads, joint tolerance, and footprint dimensioning of the components. You can also find more detailed guidelines in the IPC-7251 document. Surface Mount Through Hole Technology Reflow Fixture PCB Assembly Service Soldermask: Feature: Reflow: Minimum Line Width: 3 … Thru-Hole Technology Assembly Process This technology refers to the way that components are connected to the PCB and soldered into place. We then soldered the leads to form strong interconnections with the holes. Effective analysis and monitoring of a single PCB board, so once the problem occurs, it is bound to be a batch problem, even if the RLR20C7500GRRE5 from Vishay Intertech - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you … MFR02SF330KA10 from UNI-ROYAL(Uniroyal Elec) - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps … ERC5513R700FHEB600 from Vishay Intertech - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you … Through Hole Technology. Schematic Design The schematic design, also called a schematic diagram, is essentially a blueprint for designing the PCB. Here are the basics the standard covers for through hole soldering modifications or repairs: Identifying, removing, and eventually replacing conformal coating on the PCB to facilitate the rework. Based on TYPE, the PCB Assembly market from 2023 to 2029 is primarily split into: Thru-Hole Technology (THT) Assembly Process Surface Mount Technology (SMT) Assembly Process This process can ensure that the oil cover through the hole is good, the plug hole is smooth, the wet film color is consistent, the hot air leveling can ensure that the through hole is not tin, no tin beads in the hole, but it is easy to cause the ink pad. PCB components use these holes to pass a signal from one side of the board to the other. Learn more No TEM PROCESS CAPABILITY PARAMETER … PCB assembly process steps. Through-hole PCB Assembly: This method involves drilling holes through the board and then placing components in the holes, with their leads bent and soldered. Electronics assembly is a general process involving gathering, soldering, or integrating electronic components and circuits to perform one or more distinct functions. It happens by hand and mostly post- the wave soldering process. PTH detailed process explanation: 1. With leads of components passing through PCB holes before anchoring, their connection to the board is very strong. Bare PCB Through Hole Technology … Through-hole assembly is the process of mounting leaded components to a PCB that involves drilled through holes. 4 DIP/ Through-Hole insertion lines and 2 wave soldering lines, as well as other advanced production equipment. Components Used for Through-Hole PCB Assembly Hole Component. Login. He or she must be able to do rework and solder SMT and through-hole components using a microscope. Through Hole PCB Assembly; Low Volume PCB Assembly; High Volume PCB Assembly; Durable: A through-hole assembly process ensures a strong physical connection between the components and the board. Apply a small amount of solder at this point. Some boards can be skimmed by a machine to solder all at once, while others may need to be soldered manually point-to … Through-hole PCB Assembly: This method involves drilling holes through the board and then placing components in the holes, with their leads bent and soldered. Through-hole assembly involves sticking required components through a circuit board and then attaching them with a metal solder, which makes the connection between the … Know all the essential stages of a PCB assembly process. Through-hole assembly. Through-hole assembly is a method for producing electronic circuits in which the components are installed through leads. IPC-7251 is a dedicated standard for through-hole design and land patterns. HOME; . PCB Assembly. Our PCB assembly process include preparing the circuit board’s surface, placing the parts, soldering, cleaning and inspection & testing. Price Index The more a PCB layout designer understands the plated through-hole process, the greater chance they will have of designing a fully manufacturable circuit board. A PCB hole fully plated throughout is known as a plated through-hole. At the same high temperatures, high-melting-temperature metal is melted as a metal paste. It provides a logical … Electronics assembly is a general process involving gathering, soldering, or integrating electronic components and circuits to perform one or more distinct functions. Its manufacturing process is: At 1300℃-1600℃, ceramic powder (without glass added) is sintered and dried to solidify. Assembly Tips No longer need to assemble boards yourself, JLCPCB helps you assemble the part RC1/4683KTB for free. In this case, soldering paste won't do … CF12JT2K40 from SEI(Stackpole Elec) - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you assemble the part CF12JT2K40 for free. Price Index The sequence of the PCBA process varies with the mounting technology being used. It was labor . RLR20C7500GRRE5 symbol, PCB footprint from the free EasyEDA PCB design tool. Get A Quick Quote: sales@pcbjhy. Through-hole PCB assembly is an economical and feasible way to assemble your circuit boards and it is the most commonly used assembly process for low complexity requirements. . Thru-Hole Technology (THT) Assembly Process Surface Mount Technology (SMT) Assembly Process Mixed Technology Based on applications, the PCB Assembly market from 2023 to 2029 covers:. This process involves drilling into the printed circuit board to insert the lead through the holes and soldering components on the board using automated soldering or manual soldering methods. The leads or terminals of the components are inserted through the holes or pads on the PCB and soldered on the opposite side. While holding the PCB in place with a heat resistant pad, tack solder to one side of the lead and place the soldering iron tip where the pad meets the lead. This is, then followed by a process of inspection. First, the holes on the printed circuit board need to be drilled in accordance with the component’s specifications. com. Duties and Responsibilities: Perform first article inspection Perform final quality control inspection Hand solder SMT and through hole components to IPC 610 and J-STD-001 Class 3 It is an assembly process that features electronic components that possess lead protrusions getting fixed through small holes within the PCB before soldering. Through Hole Technology (THT) is a method of assembling electronic components onto a printed circuit board (PCB) by inserting the leads of the component into drilled holes in … Based on TYPE, the PCB Assembly market from 2023 to 2029 is primarily split into: Thru-Hole Technology (THT) Assembly Process Surface Mount Technology (SMT) Assembly Process Through-hole PCB Assembly: This method involves drilling holes through the board and then placing components in the holes, with their leads bent and soldered. Through Hole PCB Assembly; Low Volume PCB Assembly; High Volume PCB Assembly; Through hole installation is the process of placing the component lead in the drill hole on . PCB assembly services also provide support for PCB design, layout, prototyping, and testing. PCB assembly services. Applying heat evenly to the lead and the … MBB02070D3900DRP00 from Vishay Intertech - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you … PCB assembly services. be/lDLKzX-38REThis a short snap of the PCB assembly process I went through to get ESPC2 development board ready for programming. Through Hole PCB Assembly; Low Volume PCB Assembly; High Volume PCB Assembly; Cable Assembly; PCB Layer Menu … Our PCB assembly process meet ISO9001 and IPC-A-610E standard to ensure the stability of the production process and reliable product quality. After that, we turn to the other side of the PCB and solder pads on it. This gives the copper plating a base to build up from. PCB footprint from … Through Hole Technology PCB Assembly Process. Our trained assembly technicians diligently follow defined procedures and use modern methods of component placement for circuit board assembly. The designer needs to place through-holes in their PCB layout, where the hols are surrounded with a pad on the surface layer for soldering. The process requires highly-skilled engineers who follow the regulations and set standards to produce a high-quality end … PCB assembly services. Besides SMDs, there are other components on the board. Assemblers may use various component types for the assembly, such as: Through-Hole PCB Components. We are proud of our reputation as a leading specialist in surface-mount, thru-hole and mixed technology PCB assembly and electronic manufacturing services as well as turn-key electronic PCB assembly. It consists of drilling holes into the bare PCB, where leads of electronic components are inserted. The post-process can only be used for probabilistic screening through destructive experiments. This is what we know as a … RLR20C7500GRRE5 from Vishay Intertech - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you assemble the part RLR20C7500GRRE5 for free. Each manufacturer can select to use either the manual step or an … While the most of the PCB manufactures and assemblers use the reflow soldering method for SMT (Surface Mount Technology) components assembly and then manual soldering or wave soldering of THT (Through Hole Technology) components, the best method to carry out is the PiP (Pin in Paste) method. Make sure the component body is flush with the board to ensure a good connection. … Through-hole PCB Assembly: This method involves drilling holes through the board and then placing components in the holes, with their leads bent and soldered. The rule for through-hole soldering is that you can put flux on both sides but solder only on one. The industries include: Automotive Aerospace The more a PCB layout designer understands the plated through-hole process, the greater chance they will have of designing a fully manufacturable circuit board. We were founded in 2010. Why Choose Geospace Through-hole PCB Assembly: This method involves drilling holes through the board and then placing components in the holes, with their leads bent and soldered. Therefore, PCBAs with THT components are capable of withstanding very high levels of mechanical or environmental stress compared to PCBA with SMT. Learn the most suitable approaches to have an efficient PCB assembly process. PCB footprint from … Popular Products of Surface Mount Through Hole Technology Reflow Fixture PCB Assembly Service Soldermask by PCB Assembly Service - Chengdu Cesgate Technology Co. Let’s explore the steps for through-hole technology PCB assembly. The holes help PCB components to transfer signals to the entire board. PCB Assembly Express is an electronic contract manufacturer located in Tualatin, Oregon. Once the part is in place, apply flux to diagonally opposite leads on the underside of the PCB. Skip to … RN60C4020FBSL from Vishay Intertech - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you assemble … RLR20C7500GRRE5 from Vishay Intertech - Through Hole Resistors is available for JLCPCB assembly, check the stock, pricing and datasheet, and let JLCPCB helps you assemble the part RLR20C7500GRRE5 for free. https://youtu. Based on TYPE, the PCB Assembly market from 2023 to 2029 is primarily split into: Thru-Hole Technology (THT) Assembly Process Surface Mount Technology (SMT) Assembly Process Each type of component mounts to the board in the same way. Benefits of Through Hole PCB Assembly. After that, we turn to the … Hole and pad to be soldered—step 1 In step 2, heat is applied evenly to the lead and the pad/hole, heating the material so the solder will adhere to both surfaces. … The PCB components assembly process involves several automated and manual steps. This process can ensure that the oil cover through the hole is good, the plug hole is smooth, the wet film color is consistent, the hot air leveling can ensure that the through hole is not tin, no tin beads in the hole, but it is easy to cause the ink pad. Through-hole PCB assembly. In this Through Hole assembly process the first step is that of component placement where components are … Step 7: Apply Flux and Solder. Because the electrical components are placed inside the holes, … Hole and pad to be soldered—step 1 In step 2, heat is applied evenly to the lead and the pad/hole, heating the material so the solder will adhere to both surfaces. Electronics Manufacturing Quality Inspector, Through-hole Soldering & Rework. Solder connections to every other lead. PCB footprint from … Through Hole technology (which is also called Thru-Hole) is the process of constructing and drilling holes into a Printed Circuit Board (PCB). Through Hole PCB Assembly; Low Volume PCB Assembly; High Volume PCB Assembly; https://youtu. Learn more about JLCPCB Assembly Specifications RLR20C7500GRRE5 technical specifications, attributes, and parameters. Characteristics of THT Technology When using through hole assembly, one begins with a … https://youtu. Later, the components are soldered to the pads on the opposite side of the board either by manual soldering or automated soldering machine. Attributes … Surface Mount Technology (SMT), Through-hole, QA/QC machines Assembly capabilities PCB Surface Mount Technology 01005, 0201, CCGA, COB, MCM, MEM, BGA & uBGA, Chip Scale Package (CSP), Fine pitch high pin count press fit connectors, Flip chip SOIC, TSSOP Pin Through Hole (PTH) Wave solder Selective soldering Selective conformal … Is Through-Hole Assembly Still Important to Use? Before the 1960s, the through-hole assembly process for mounting components onto printed circuit boards was the only game in town. , Ltd from China. Compliant with a wide range of standards including IPC 610 Class 2 and Class 3. The process of assembling electronic components on a PCB is called PCB assembly. After that, we turn to the … Through-hole PCB assembly is referred to as a mounting scheme, in which electronic components are inserted through holes drilled into PCBs and soldered to pads on the opposite side either by using automated insertion mount machine or manual assembly. Despite the fact that it is an older technology, thru-hole PCB assembly has advantages. It is not convenient for visual inspection.


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