EPISODE · Dec 5, 2025 · 48 MIN
EEVblog 1723 - AlienTek DM40 Multimeter/Oscilloscope Review
from EEVblog on Odysee · host EEVblog
Review of the AlienTek DM40 Multimeter/Oscilloscopehttps://s.click.aliexpress.com/e/_c4EPQJod00:00 - Alientek DM40C Multimeter and Oscilloscope02:12 - Unboxing03:51 - What's with the rotating tilting bail?06:15 - Power on08:53 - The Trend Chart is really nice10:19 - Online/Offline mode, what IS this?11:58 - Banana jacks please12:07 - Megaohms interference issue13:20 - Autoranging speed & Continuity & Diode14:08 - No AutoHold14:31 - Isolated inputs?14:58 - Calibration checks16:52 - Capacitance interference?18:37 - Relative mode19:10 - Colour LCD inside and outside20:04 - Temp is a bit off20:15 - No internal recording 20:53 - Reading memory22:02 - Oscilloscope functionality26:28 - Function Generator28:46 - FFT29:09 - Bluetooth functionality31:33 - Three Finger Screen Shot32:31 - It's got magnets!32:51 - Teardown37:56 - Analog front end38:46 - Power consumption measurement39:03 - PCB inspection talking head45:08 - ConclusionForum: Web Site: http://www.eevblog.comHardware Store: https://eevblog.store/Merch Store: https://eevblog.dashery.com/If you find my videos useful you may consider supporting the EEVblog on Patreon: http://www.patreon.com/eevblogOther channels:EEVblog2: http://www.youtube.com/EEVblog2EEVdiscover: https://www.youtube.com/eevdiscover#ElectronicsCreators...https://www.youtube.com/watch?v=Y4HyoVrEsR8
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EEVblog 1723 - AlienTek DM40 Multimeter/Oscilloscope Review
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