Low-frequency amplifier on a TDA7056 chip
The TDA7056 chip is a 3-watt low-frequency monophonic amplifier with a bridge output and single-ended power supply. You can see ...
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Microcontroller sh69p26k.Datasheet,pinout
The SH69P26 is a single-chip 4-bit microcontroller. This device integrates a SH6610D CPU core, 6K words of OTPROM, 389 nibbles ...
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How to make a pulse metal detector and how it works
With this pulse metal detector you will be able to find metal, including non-ferrous metal.This is a pulse metal detector ...
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As a laser pointer, you can listen to the sounds from the glass
With the help of a laser pointer and a sensitive amplifier, you can conduct an interesting experiment.Install a sound source ...
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How to make a directional microphone with an amplifier
In this article I will tell you how to make a very sensitive directional microphone, with which you can pick ...
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Soft start of 12V halogen lamp on relay and NTC thermistor
This device is needed for a smooth start of halogen lamps at 12 Volts, so that they do not fail ...
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Dimmer for halogen lamp on timer 555
With this device, you can adjust the brightness of a powerful halogen lamp at a voltage of 12 volts.The device ...
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How to make a vibration sensor on an lm358 chip
While analyzing the car alarm system, I found an interesting sensor made on a piezoelectric element to which a spring ...
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10 circuit diagrams on the relay
In this article I will tell you how to make 10 simple relay devices.Basically, I will use the relay number ...
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Fire generator from an antenna on a transistor 2sc2078
With the help of this high-frequency generator, it is possible to set fire to paper or melt small pieces of ...
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How to make and set up a microwave motion sensor
This microwave motion sensor will see the movement of a person at a distance of more than 10 meters and ...
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High-voltage transistor kt838. Characteristics, datasheet, connection
Silicon, high-voltage, mesa-planar powerful transistor kt838 npn structures were used mainly for horizontal scanning of TVs and also in switching ...
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Pentode 6zh1p. Its characteristics, datasheet pinout
The 6zh1p radio tube is a high-frequency pentode and such a tube was used earlier in televisions and radios. In ...
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How to make an AM radio transmitter at a frequency of 27 MHz on one transistor
With this simple radio transmitter, you can go on the air at a frequency of 27 MHz.The modulation is amplitude, ...
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GSM generator on a RF3140 chip from a cell phone
There are microcircuits in cell phones that amplify a weak high-frequency signal by power, and one of these microcircuits is ...
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The RF 2418 chip.Frequency converter for 433 and 915 MHz receivers
The RF2418 chip is a frequency converter that can be used in radio receivers at frequencies of 433MHz and 915 ...
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Chip 24c08 EEPROM memory. Purpose, pinout and datasheet
The 24c08 microcircuit is a non-volatile memory microcircuit that can be repeatedly electrically reprogrammed and data exchange occurs via the ...
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Darlington transistor KSP13.Datasheet,pinout
NPN Epitaxial silicon transistor Darlington KSP13.Has a large Hfe Collector-Emitter Voltage 30V Collector Current 500mA Current Gain Bandwidth Product 125 ...
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Transistor 2sa1271.Datasheet,pinout
2SA1271 is a low-power transistor of the pnp structure.The inscription on the case is A1271 Collector-emitter voltage 30V Collector current ...
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Mosfet transistor 2sk3570.Pinout,characteristics
Mosfet transistor 2sk3570,n-channel.Such a transistor can often be found on old motherboards.There is a protective diode between the gate and ...
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Mosfet logic-level transistor P45N02LD.Characteristics,pinout
n-channel logic level mosfet transistor p45n02ld. Drain-source breakdown voltage-25V Gate-source voltage+/-20V Gate treshold voltage-0.8...2.5V Drain current-45A Rds 20-30 mOhm input ...
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Transistor S9015.Pinout and datasheet
Transistor S9015 p-n-p conductivity,low-power,low-noise,silicon,high-frequency.It is available in the TO-92 housing and for surface mounting (for smd, the power characteristics are ...
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Triac BTA16-600.Characteristics,power control circuit
The BTA16-600 triac is designed for switching loads at alternating current up to 16 amperes.The number 600 indicates that the ...
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The M37705 processor from the washing machine.Characteristics,connection diagram
Processor M37705M... this is a sixteen-bit single-chip microcomputer with 64 pins, which can be found on the control boards of ...
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Chip KID65003AP.Specifications,specifications and pinout
The KID65003AP chip is a transistor assembly consisting of seven seven Darlington transistors.It is designed to work as a key ...
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Chip KID65783AP.Keys and driver for indicators
The KID65783AP chip is an 8-channel driver for controlling fluorescent displays, relays, lamps, etc.We send a signal up to 2 ...
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Chip 1248GB8206
The 1248GB8206 chip.Such a chip is on the control board of unknown household appliances, such as a slow cooker.The characteristics ...
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Chip SN74HC164N shift register.Datasheet and connection diagrams
The SN74HC164N chip is an 8-bit shift register and has a CLR input and a serial input with logic I ...
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The WS9445d7p chip.How to connect it, characteristics.Ecola premium lamp
The WS9445D7P chip is used in LED lamps as a pulse driver for powering LEDs with current.The input voltage of ...
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CD40106 chip Schmitt triggers.Characteristics, pinout and diagrams
The CD40106 chip contains six Schmitt triggers.They are used in multivibrators, signal formers, and generators. ...
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Rolsen RPD-9D03T DVD player.What are the radio components in it
I will disassemble the Rolsen RPD-9D03T DVD player for spare parts and see what radio components are used in it ...
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Multicooker RMC-M150 for spare parts
I got a multicooker RMC-M150 for spare parts, let's see what you can get out of it. Power board.It contains ...
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Phone charging cable with backlight.How the backlight works and what’s inside
There is a cable for charging phones, tablets and other equipment on sale, which has a backlight, and it does ...
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Computer optical mouse How it works
It would seem that an ordinary computer mouse and there is nothing so special about it, but not everything is ...
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Economy-energy-saving lamps.The principle of their operation, how the electronic ballast is arranged
Saving energy-saving lamps are now a thing of the past, and they have been replaced by LED lamps.In this article ...
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A motor from a children’s electric motorcycle.It can move an adult
I got a children's electric motorcycle, which is designed to move children using the electric energy of the battery located ...
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ESR tester of GM328a radio components.How to use it, calibration and scheme
For more than two years I have been using the well-known ESR GM328A tester and in this article I will ...
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Microcontroller sh69p26k.Datasheet,pinout
The SH69P26 is a single-chip 4-bit microcontroller. This device integrates a SH6610D CPU core, 6K words of OTPROM, 389 nibbles ...
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Chip S3F9454BZZ-DK94.Microcontroller from household appliances
The S3F9454BZZ-DK94 chip is an 8-bit microcontroller from Samsung and is found on control boards for household appliances, such as ...
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