Visit the picturesque metro of Philadelphia during the Christmas holiday season, and one will not fail to notice a number of light shows that take place at several points in the city. These amazing exhibitions are only possible because of a merger, electronic pieces of equipment that make it possible to control all the lights involved. If one opens up one of these amazing machines, they will find a DMX PCB with all manner of electronic components arranged around it.
Most people will be familiar with Printed Circuit Boards, sometimes referred to as Printed Wiring Boards. These form the basic building blocks of practically all modern electronic devices. Without them, bulk production of these components would be extremely hard, and very expensive.
These boards are made of copper sheets, sandwiched between an insulating material which is joined to the metal by heat resistant adhesive. Circuits are then added by etching, or adding material in a certain pattern. Other components may be added if needed.
Etched Wiring Boards need additional bits and pieces in order for them to be complete, and function as desired. One of the most important is a micro processor. This tiny component is the heart of a DMX controller, and handles all the signal processing and execution. The chip is made up of an Arithmetic Logic Unit, which does the actual calculations, and a Control Logic section, which handles the output. Modern processors generally have a storage section in order to make their job faster.
No Printed Circuit Board would be complete without the sparkling light emitting diodes. These tend to be used as indicators, for instance, for showing when the power goes on or off. Larger ones are used as a form of power sipping illumination. These tiny lights are made up of a clear outer shell, which protects the filament and other components, and also diffuses the light. There is also a minuscule reflector, positive and negative inputs among other bits and pieces.
Other important components of these Etched Wiring Boards are transistors. These generally have three pins, though different configurations are available. Transistors act as switches; when a current is applied on the center, current then passes from one of the side pins to the other. It is also used as an amplifier of electrical signals. Transistors are some of the most ubiquitous components of modern electrical devices, and are frequently iincorporated in integrated circuits.
Another important component of DMX controllers are capacitors. These are usually cup like, and available in a range of sizes. Their function in a circuit is to store electrical energy, much like a battery does. Capacitors are made up of twin metal plates with a non-electrical substance between them. The choice of this material depends on where this critical component will be used; glass is frequently used for applications where voltages are high, while porcelain is renowned for its ability to withstand high frequencies, such as those commonly found in X-ray machines.
To put all these components in a DMX PCB board, a soldering iron is needed. These metal tools come with a sharp tip and an insulated handle, and can be heated using electricity, or a gas like butane where electrical outlets are not available. Those used in automated soldering are configured differently.
Most people will be familiar with Printed Circuit Boards, sometimes referred to as Printed Wiring Boards. These form the basic building blocks of practically all modern electronic devices. Without them, bulk production of these components would be extremely hard, and very expensive.
These boards are made of copper sheets, sandwiched between an insulating material which is joined to the metal by heat resistant adhesive. Circuits are then added by etching, or adding material in a certain pattern. Other components may be added if needed.
Etched Wiring Boards need additional bits and pieces in order for them to be complete, and function as desired. One of the most important is a micro processor. This tiny component is the heart of a DMX controller, and handles all the signal processing and execution. The chip is made up of an Arithmetic Logic Unit, which does the actual calculations, and a Control Logic section, which handles the output. Modern processors generally have a storage section in order to make their job faster.
No Printed Circuit Board would be complete without the sparkling light emitting diodes. These tend to be used as indicators, for instance, for showing when the power goes on or off. Larger ones are used as a form of power sipping illumination. These tiny lights are made up of a clear outer shell, which protects the filament and other components, and also diffuses the light. There is also a minuscule reflector, positive and negative inputs among other bits and pieces.
Other important components of these Etched Wiring Boards are transistors. These generally have three pins, though different configurations are available. Transistors act as switches; when a current is applied on the center, current then passes from one of the side pins to the other. It is also used as an amplifier of electrical signals. Transistors are some of the most ubiquitous components of modern electrical devices, and are frequently iincorporated in integrated circuits.
Another important component of DMX controllers are capacitors. These are usually cup like, and available in a range of sizes. Their function in a circuit is to store electrical energy, much like a battery does. Capacitors are made up of twin metal plates with a non-electrical substance between them. The choice of this material depends on where this critical component will be used; glass is frequently used for applications where voltages are high, while porcelain is renowned for its ability to withstand high frequencies, such as those commonly found in X-ray machines.
To put all these components in a DMX PCB board, a soldering iron is needed. These metal tools come with a sharp tip and an insulated handle, and can be heated using electricity, or a gas like butane where electrical outlets are not available. Those used in automated soldering are configured differently.
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