DIY KIT 55- TDA2282 based audio amplifier DIY kit

This is yet another audio amplifier project. It is based on TDA2282 chip. The TDA2822M is a monolithic integrated circuit in 8 lead Minidip package. It is intended for use as dual audio power amplifier in portable cassette players and radios. Datasheet of TDA2282

You can see all the assembly images below. You can see the images on Flickr also. 

 

Gallery- WTV020SD-16P evaluation board- DIY kit

Gallery- Breadboard power supply DIY kit

This post contains all the assembly images of ‘breadboard power supply using LM317- DIY kit’. You can click on the images and see the steps. We have not put the images serially, but once you click on the image, it shows the step numbers.

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The images of this post are related to the following articles:

Breadboard power supply- components try this also

breadboard power supply Step 2 Solder 1N4007 diode Step 4 Solder SPDT switch Step 5 Solder another SPDT switch Step 6 Solder 5mm LED Step 7 Solder resettable fuse 500mA Step 8 Solder the last 330R resistor Step 9 Solder 100uF and 10uF capacitors Step 9 Solder 100uF and 10uF capacitors-2 Step 10 Solder LM7805 and DC barrel Step 10 solder LM7805 and dC barrel-2 Step 11 Solder the male headers for breadboard Step 11-Close up Step 12 Fixing the breadboard power supply on breadboard Step 13 Powering up the breadboard power supply Step 14- 2 Powering up the breadboard power supply Step 14- 3 Powering up the breadboard power supply - Copy Step 1- solder resistors 330R, 240R and 390R Step 3 Solder 0.1uF capacitor

You can buy this DIY kit at BuildCircuit.org. The store is operated by BuildCircuit team.

try this also

Gallery- one transistor FM transmitter

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step11- another angle StripBoard with columns The back side of the strip board connection of wires to stereo jack step3- fix 10pF (C5)capacitor Step 15- Solder the antenna Step 14- Fix 9V connector step 13- Solder the stereo speaker jack Step 13- Another angle Step 13- a close view Step 12- Solder inductor (2) Step 12- solder inductor Step 13- a close view (2) Step 11- Fix the electret microphone step 11- microphone step 11- solder 30PF(C6) step 11- another angle1 Step 10- Fix R¤ and R3- 33Ohm resistors step 10- another angle step 8- top view step 9- another angle step 9- Solder C8(0.1uF) Step 7- Solder 0.1uF(C2) step 8- another angle Step 8- Solder R1(2.2K) Step 6- Fix 680pF(C3) and a jumper wire connecting to GND Step 5- Fix 30PF(C4 ) and a jumper wire connecting to GND step 4- Fix 30pF(C7) step 1- solder S9018(Q1) transistor step 2- fix 22k(R2) and 2.2K(R3)

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Basic RC circuit

For the circuit to work as light operated musical bell, we need to connect the SW1- switch to N/C terminal of relay. LDR has to be kept in a dark case.

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