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What is the SR621SW Battery Equivalent?

What is the SR621SW battery equivalent? What watch battery is equivalent to SR621SW?

Many users may wonder this question- What is the equivalent of SR621SW battery? The 1.55V silver-oxide SR621SW is a battery with physical dimensions of 6.8x2.1mm. Any silver oxide 1.55V 6.8x2.1mm battery can be purchased from reputable brands such as SR621, SR621W, SR60, 164, 364, SG1. It can be used in place of SR621SW for most operations. In an emergency, an alkaline 1.5V 6.8x2.1mm battery can be replaced by the silver-oxide SR621SW battery. However, it has a shorter battery life and may have issues due to the unstable output voltage.

Q2:

Is 377 battery the same as SR621SW?

Absolutely not.

377 is a silver-oxide 6.8x2.6mm coin cell battery, while SR621SW is a silver-oxide 6.8 x 2.1mm battery.

Q3:

What size is the SR621SW battery?

The SR621SW is a 6.8 x 2.1 mm silver-oxide battery.

Q4:

Are 377 and 364 batteries interchangeable? Can I use a 364 battery instead of 377?

NO.

They are not identical, despite having the same chemistry (silver oxide) as well as very similar dimensions. The size of 364 is 6.8x2.1mm. The size of 377 is 6.8x2.6mm. Because of the identical height and diameter, 364 batteries can be placed in the 377 compartments. Sometimes, you may even need to do the reverse. However, 364 batteries can be placed in the 377 compartment and contact issues could prevent reliable operation. The 377 battery has a larger capacity, while 364 batteries have a smaller one. Due to the difference in height, 377 batteries may be placed in the compartment for 364 batteries.

Q5:

What battery is equivalent to 364?

Any silver-oxide 6.8 x 2.1 mm battery from well-respected brands, containing SR621, SR621SW, SR60, 164, SG1, etc. Batteries from well-respected brands.

Other questions about SR621SW Battery can be answered here:

SR621SW Battery: What is the SR621SW Battery Equivalent?

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How to Install Load Resistors for LED Lights?

Definition of Load Resistor

Before we get into the details of this subject we need to discuss the definition of the term load resistor. The term "load resistor" actually refers to an umbrella term that refers to resistance and load. It is a reference to electronic components that are connected to both sides of the supply circuit. The primary purpose of the circuit is to transform electrical energy into another energy. It is able to perform energy conversion. Load resistors are one of the resistances. As an example, the resistance of a lamp in the circuit for lighting is called the load resistor. According to a broad definition, it is an element that is placed on an electrical supply. It is defined in a strict sense the term "electronic load" refers to the variable (or comparable) resistor.

 Why do We Need to Install a Load Resistor?

Every LED bulb in the turn signal circuit requires an external load resistor. When the load resistor has not been installed then the bulb could have an issue with over-flashing. Super flash is the result of constant flashing in the light of LED. Super flash can cause the bulb to go out rapidly due to this flash. Therefore, we should install a load resistor in an signal indicator (turn sign). Each LED bulb must connect in parallel to it.

 For more procedure for installing load resistors for LED lights click here!

https://www.easybom.com/blog/a/how-to-install-load-resistors-for-led-lights

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How can I use a rotary encoder in the industry?

How can I use a rotary encoder in the industry?

With the advancement of the automation levels of manufacturing, usage of sensors in various forms is growing. The rotary encoder functions as a sensor to measure speed and feedback on displacement. It is typically employed to control CNC machines, high-closed loop technology for speed controls, servomotors, step motors, asynchronous motors, elevator traction devices and elevator door machines, and so on. It is able to ensure the smooth and reliable operation of machines which improves the efficiency of production and ensures safety.

This article discusses the use of the rotary encoder within the industrial domain, built on the hardware platform LPCI768 and designs an acquisition module for rotary encoders. It has the advantages that are high-analysis, shape as well as decoding, and shaping circuits. It is able to analyze and decode two encoder input signals simultaneously. The processed signal from the rotating is then digitally filtered by a processor with high performance. The rotary encoder calculates the angular velocity from the two encoder signals at the same time. The module transmits the values for the rotational position and the velocity values directly to the DPU (distributed processing unit) via the CAN bus, which is designed for industrial field usage.

1. Rotary Encoder

The Rotary encoder is a device that measures the motion of moving components. It's a sensor that converts the mechanical motion of the rotation to an electric signal and uses the signal to identify the speed, position, etc. Coding is changing the information from the angles into electrical signals that can be read by a microcomputer on a single chip. Contact type, photoelectric type, and electromagnetic type are three kinds of encoders that rotate. In accordance with the format of their output, it can be classified into two kinds that are absolute and incremental. In the first category the incremental encoder, which is an encoder that is widely used in the business.

The incremental encoder consists of the code disc, light-emitting element, receiving element, and signal processing component. When the shaft turns it causes the wheel of code to spin. This way, light is transmitted via the engraved line. light does not travel into the chamber. The light that is transmitted is received by the receiving part and then fed to the signal processing unit to create a pulse output. The output signal usually comprises two phases: A and B (phase variation of 90deg). Certain encoders also produce a unidirectional one-second pulse Z per revolution, which is an analog reference zero. If the spindle is rotating in a clockwise direction it will output the signal from A channel. will precede that B channel's signal. When the spindle turns counterclockwise then The A channel signals are in front of the B channel. This is how we can determine if the spindle is moving in a direction that is forward or reverse.

For more information about encoders click here!

https://www.easybom.com/blog/a/how-to-apply-rotary-encoder-acquisition-module-in-industry

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How to Identify the Sound Quality of Speakers ?

How to Identify the Sound Quality of Speakers ?

 Every audio system that we use has strengths and flaws. If you have a small budget, inexpensive speakers can be difficult to create perfect sound. But all speakers and size have a normal direction of reference. This article explains how you can discern the sound quality of speakerss from four different angles.

1. Test the Quality of Low Frequency

 The low-frequency sound quality created by low-quality speakers is not great. It is not layered and has no the firmness. Low frequency a good quality ought to be clear and vibrant. The level is clear and there is no slackness. Common low-frequency instruments like bass guitar as well as piano bass. It is easy to discern the distinction between real audio and low-quality bass frequencies. Don't be misled with the low-frequency volume of our usual judgment. The natural sound quality of the music is more appealing than low-quality lower frequencies.

 2. Test the Mid-range Vocals

 Human voices are the most heard sound often. The pros and cons of this sound are easy to discern. We can easily determine if the human voice is characterized by distinctive nasal sounds or the feeling that you are being squeezed. Certain speaker enclosures may cause interference with middle-frequency effects. The sounds of the band difficult to distinguish. In comparison to other frequencies, the middle frequency is more significant. Because the frequencies of music sounds we generally hear are concentrated in the mid-frequency region. This affects almost every kind of music.

 3. Test the Flexibility of High Frequency

 Superior high-frequency sounds are loud and hard. This can cause people to feel uneasy and fatigued. It's like turning the belcanto of a soprano or violin into a loud brake sound. Similar to the various textures that can be heard in various instruments of the high treble. It is also possible to distinguish an excellent high-pitched. If we look at high-frequency instruments and compare them with many pros and cons we can determine the phonology of 2 different seasons or woods are different. The most straightforward way to understanding is that a high-quality sounding high pitch isn't intimidating to hear and is not difficult listening to. A good Treble is flexible and soft with a smooth, layered. When the high pitched reaches the top of the range it can be heard it clearly without altering the pitch.

 4. Test High Volume and Sound Field Image  

Some speakers can be solid at low volumes however they will become inaccurate once the volume is increased to a certain level. They can be affected by various audio signals that are not recorded. In a certain degree the sound from a normal speaker can be completely free of the interference on the speakers. It is able to produce a clear sound field and image. It's not just able to display the location and texture of various musical instruments, but also extend to the long, large, high and premium audio space. The weak and tail sound of a high-quality speaker must be easily perceived by the listener. There is no distortion or distortion in the quality of sound when it is in high volume or "big burst". However the vocals and instruments are not entangled. High-quality replays can reveal an impressive sense of air and music and the bounce power of notes, as well as the well-organized sound picture. A good audio quality will not leave your ears feel tired or discomfort after a long time of listening.

  More information about speakers here!

https://www.easybom.com/c/audio-products/speakers

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Speaker

The direction and intensity of the coil's movement change according to the direction and the magnitude of the signal input. As the coil moves, it triggers the tympanic musculature to move. When the tympanic skin vibrates it compresses or expands the air, spreading sound waves. We hear the sound coming from the speaker. More information about speakers is here!

https://www.easybom.com/c/audio-products/speakers

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Application and Advantages of Tantalum Capacitors in Audio Circuits

Application and Advantages of Tantalum Capacitors in Audio Circuits

 Tantalum capacitors are in use for more than 60 years. It is a well-known material for its long-term durability and capacitance density. Tantalum capacitors are in a prominent place within the development of commercial and military Avionics, implantable medical electronic smartphones, notebook computers, notebook computers as well as industrial control and automation systems. This article will examine the role of tantalum capacitors within audio circuits.

  Introduction to Tantalum Capacitors

 The composition of capacitors made of tantalum is processed with rare metals like tantalum. The process for processing it is generally two steps. The first is to grind tantalum into fine powder. It is then sintered by other mediums. The final product was extremely successful. Due to the inherent properties of tantalum metal, these capacitors are characterized by stable stability, not changing due to environmental changes as well as high capacitances. It is a unique form of capacitor that has the characteristics of ceramic capacitors. So tantalum capacitors are becoming more and more commonly utilized.

The Advantages of Tantalum Capacitors

 Tantalum capacitors offer the benefit of superior performance. Tantalum capacitors are very small in terms of dimensions, but they are able to reach higher capacitances. Tantalum capacitors stand out for applications like the power-filtering process as well as AC bypass. Tantalum capacitors employ a distinctive technique to ensure their temperature ranges incredibly wide and span between minus 25 degrees and the temperature of 125 degrees. Additionally, tantalum capacitors are extremely stable with high precision, as well as smaller dimensions. The capacitor is reinforced with the dielectric of oxide films and restores its ability to insulate. therefore. It is equipped with the unique ability to self-heal to stop it from getting repeatedly damaged through the connection.

Tantalum capacitor performance is steady. Additionally, high precision and efficient filtering of high frequencies are the benefits of capacitors made of tantalum. Tantalum capacitors are typically utilized in high-end devices. It is possible to see their applications on computer motherboards, graphics cards, as well as in mobile phones. Tantalum capacitors are typically used in circuits that need the stability of relatively high capacitance.

 Tantalum Capacitors used in circuits for audio

 Tantalum capacitors are increasingly more popular in the marketplace. The variety and availability of tantalum capacitors have increased and their price has decreased and has caused numerous industries to utilize tantalum capacitors in order to replace electrolytic capacitors made of aluminum. However, they have their own drawbacks. For instance, the withstand voltage isn't sufficiently high, which restricts the use of tantalum capacitors. Let us take the audio circuit for an illustration. The audio circuit typically contains capacitors for filtering and coupling, a bypass as well as frequency division. The selection of the correct capacitors used in the circuit is been a major factor in the enhancement of the audio quality. A majority of the coupling capacitors used in an audio circuit comprise tantalum capacitors.

 Tantalum has easily oxidized the air. Because tantalum is extremely simple to be oxidized, capacitors made of tantalum have an auto repair function. The durability and reliability are the hallmarks of capacitors made from tantalum. They are able to withstand high temperatures and their distance from the tantalum capacitor is close. This results in quick charging and discharge of capacitors made from tantalum. These are the primary reasons why tantalum capacitors are suitable for high-frequency, low-current, and fast-response circuits. Tantalum capacitors have a high degree of sensitivity and can discharge and charge very quickly. Tantalum capacitors are frequently employed in audio circuits to provide premium audio, particularly circuits with high frequencies. Tantalum capacitors help reduce the loss of small and weak frequencies for high-frequency audio which improves the and quality.

  More relevant details is here!

https://www.easybom.com/blog/a/application-and-advantages-of-tantalum-capacitors-in-audio-circuits

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Resistor

We know that the function of resistance is the four major functions of voltage division, shunting, impedance matching and filtering. Resistors are often used in various circuits. It is used to distribute the current. We can see these resistors on many products. More related information here!

https://www.easybom.com/c/resistors

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How do We Calculate Resistor Value?

A sophisticated resistance circuit comprises numerous resistors that are connected in series and in parallel.

 It is an intricate resistance network. We must think about formulating the sum of circuit's resistance, current, and the voltage of these combinations of resistance.

 A hybrid circuit of resistors is a circuit that is composed of parallel and series resistor networks. The way to calculate the circuit either in parallel or in series is identical to the technique used to calculate equivalent resistance. The resistors that are connected in series are able to carry the same amount of current as the resistors that are connected in parallel are able to carry the same voltage.

 Step 1

 First,  we should calculate the total current (IT). It is generated from the power supply 12 volt among the circuit.

 Step 2

 By careful examination Through careful observation, we can identify two resistors. R 2, and R 3 are combined. The combination to R 2 and R 3 creates the identical resistance. The resistance that is generated by this pair is R2 + R3 = 8O+4O=12O. We could substitute R 2 as well as R 3 by 12O.

 Step 3.

 There is a resistor A and a resistor 4, which is in the "PARALLEL" of the circuit. In order to determine the resistors of this equation that are parallel, we could apply the two formulas for parallel resistors in order to decrease the circuit to one equivalent resistance value of R (combination).

  Step 4

 Then, R 1 as well as the R (combing) can be naturally linked to form a comb. Their resistance is also added. The definition of resistance is:

 R = R combin + R 1 = 6O+6O =12O

 Step 5

 It is possible to replace the initial four resistors by 12O resistor. We use Ohm's Law, and get the value of the current.

 Step 6

 Utilizing the above methods it is possible to replace the complicated resistance circuit by connecting the resistance either in parallel or series. A resistor made up of multiple resistors will be reduced into an identical circuit, with the same resistance. There are two branches currents with the Ohm method: I 1 and I 2.

 V (R1) = 1 * 6 = 6 volts

 V (RA) = (12-V R1) = 6 volts

 I1 = 6V/R is 6/12. 0.5A or 500mA

 6.12 equals 0.5A or 500mA

 The resistance of both branches is equal at 12O. The resistance values of both I 1 and I 2 are 0.5A (or 500mA). The total power supply current I T 0.5 + 0.5 = 1.0 ampere.

 Conclusion

 In any circuit that is composed of of parallel and series branches what we must do is identify the simple parallel and series resistance branches, and then replace them with resistances that are equivalent.

 In this manner we can reduce the complexity of circuits. It assists us in converting an intricate combined resistance circuit into an equivalent resistance.

 It is possible to use complicated resistor combinations as well as resistor networks to create or redraw new circuits. This can aid in visual aids for math. It is then possible to identify an equivalent resistance REQ by changing the combination of parallel and series.

More relevant information about resistors here!

https://www.easybom.com/c/resistors

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Definition of Resistors

You can divide resistors into these categories based on the manufacturing materials.

 Carbon Film Resistor

 The sign RT is used to signify carbon film resistors (carbon movie resistors). This resistor is the oldest and most widely used. It uses vacuum spraying technology, which sprays a layer of carbon film onto the porcelain rod. The outer layer is then processed and cut into a spiral pattern. The number of spirals determines the resistance value. The higher the resistance, the more spirals there are. For sealing protection, the outer layer of the epoxy resin is applied. It is less expensive than metal film resistance but has a higher resistance error.

 Resistor for Metal Film

 The symbol RJ is often used to identify metal film resistors. Vacuum spraying technology is used to spray the porcelain rods. However, the metal film replaces the carbon layer with one such as nickel-chromium. The metal film car has spiral patterns to create different resistance values. Both ends of the porcelain rod have precious metals plated. It is more costly than carbon film resistors but has the following advantages: low noise, stability and low temperature influence. It is used extensively in advanced audio equipment, instruments, national defense, and space equipment.

 Metal Oxide Film Resistor

 Some instruments and devices require high temperatures for long periods of time. General resistance may not be able maintain their stability. Metal oxide film resistors (metal dioxide film resistors), which use high temperature combustion technology to burn a layer (sprayed with zinc and tin compounds onto a ceramic rod having high thermal conductivity) are used. The solution is then coated on a rotating ceramic substrate and placed in a constant temperature furnace at 500500. You can also use zinc oxide. The spiral pattern is made on the metal oxide film cars with different resistance values. After that, the outer layer of non-combustible spray paint is applied. Although its performance is comparable to metal film resistors', the range of resistance values is very narrow. It is able to maintain its stability even at extreme temperatures. Its characteristic feature is that the metal dioxide film is more tightly bonded to ceramic substrate, while the load power for the resistive film also is higher. It is strong in acid and alkali resistance, and it can withstand salt spray. It is therefore suitable for harsh environments. It has excellent high-frequency characteristics, low noise, stability and stability. The sign RY is frequently used.

To learn more about resistors, click here

https://www.easybom.com/c/resistors