HIGH POWER 0-25V 0-15A adjustable power supply

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TL494 http://got.by/3aqoh5
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MBR30100 http://got.by/3aqod9
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My laboratory equipment
Multimeters
1 http://s.click.aliexpress.com/e/_dVTJhdM
2 http://s.click.aliexpress.com/e/_dUx8dNG
3 http://s.click.aliexpress.com/e/_d8JyXDU
4 http://s.click.aliexpress.com/e/_Bf8b...
5 http://s.click.aliexpress.com/e/_Bf6l...
6 http://s.click.aliexpress.com/e/_d6W4ZeO
7 http://s.click.aliexpress.com/e/_dUxr3Ro
8 http://s.click.aliexpress.com/e/_d7Vvwei

Current clamps http://s.click.aliexpress.com/e/_dYDjrlM

Power supply http://s.click.aliexpress.com/e/_dTgB2vC

Signal Generators 
1 http://s.click.aliexpress.com/e/_dXihASK
2 http://s.click.aliexpress.com/e/_dYeFZyi

Soldering Irons 
1 http://s.click.aliexpress.com/e/_dW2I6rM
2 http://s.click.aliexpress.com/e/_dUvknv8
3 http://s.click.aliexpress.com/e/_dYT0FBs

Transistor tester http://s.click.aliexpress.com/e/_dZrv7X0

IC tester http://s.click.aliexpress.com/e/_dWa7HSA

Tachometer http://s.click.aliexpress.com/e/_dYPonxo

Sound meter http://s.click.aliexpress.com/e/_dUhuqmw

Microscopes 
http://s.click.aliexpress.com/e/_dXddKDC
http://s.click.aliexpress.com/e/_d7b5IoW

New channel    / @akakasyaneng  
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Second channel    / @kitshop1  

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Transformer app https://play.google.com/store/apps/de...