Uploaded June 2026 | Updated September 2026, 2 weeks ago

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In this video, I did a review and teardown of Zotek's ZOYI ZT-706S handheld oscilloscope/multimeter/signal generator combo device and compared it with the ZT-703S. Product link: https://s.click.aliexpress.com/e/_c4NRzjxr zotektools.com/?lm1/35.html

ZT-702S Review: youtu.be/n58H1v0Wa5w
ZT-703S Review: youtu.be/h4n2KtGNRKY

00:00 Overview, compared with 702S, 703S
02:06 Accessories
03:09 Powering on
04:46 Oscilloscope mode
06:35 High speed mode issue
10:47 High speed mode on 703S
14:25 AM/FM modulation, Lissajous figure
16:10 Digital multimeter, volt range resolution
19:01 mV range
21:56 AC voltage measurement
24:25 Resistance/continuity measurement
25:54 Diode test
27:18 Capacitance measurement
29:00 Current measurement
29:58 Function generator
31:58 Teardown, conclusions