Uploaded May 2021 | Updated September 2026, 22 hours ago

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$2 for 1-4 Layer PCBs jlcpcb.com/IYB
Archive kit-shop.org/news/low_pass_subwoofer_filter/2021-04-22-12
My Instagram instagram.com/akakasyan

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/_Bf8bNfOI
5 http://s.click.aliexpress.com/e/_Bf6lavEm
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 youtube.com/channel/UCrhJYCA-X3sKDRKCpHeOE_w/featured
My main channel youtube.com/c/akakasyan
Second channel youtube.com/channel/UCO9r0ovR_10Cgq8kOgnFl8Q/featured

Flayback app play.google.com/store/apps/details?id=flyback.transformer.en
Transformer app play.google.com/store/apps/details?id=pulse.transformer.mobile