Post Day, stuffs ordered from AlieExpress, couple of external power banks, steering wheel cover and headphones power amplifier. ... https://www.youtube.com/watch?v=1jUDFUjMQGU
Phonic AM220 audio mixer similar with Behringer 802 and many other generic mixers, got fixed, new capacitors and clean potentiometers. How to dismantle and clean volume faders.
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https://www.youtube.com/watch?v=CwpeZFo1QE0
How to sort test and recycle Li-ion 18650 cells with IMAX B6 and YR1035 internal resistance meter.A simple way to put together a li-ion battery pack
00:00 Project description
00:45 Internal resistance test YR1035+
01:55 Charging time
02:53 Charging more cells
05:15 Discharging the cells
07:32 Final results
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https://www.youtube.com/watch?v=C0TrK3CRwz0
Part2 , fixing the keys and dumping ''clicking'' recoil, kickback sound. Cleaning the rubber contacts and main piano case.
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https://www.youtube.com/watch?v=eKE5zs0ZnjA
Sunny day proper for checking the new solar panels installed few days ago.
Also wiring and connectors under thermal camera.
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https://www.youtube.com/watch?v=nDda3a1goFw
Let's check a LRM400 from McGill with multimetyer, Low Z resistance meter and NanoVNA. Also checking connections and antenna's SWR.
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https://www.youtube.com/watch?v=ab8fSu6_1bQ