Repairs

Classic intermittent “popping” noise from this Presonus Eris 5 studio monitor speaker. Electrolytic Capacitors are suspect number one. 00:00 – Faulty Presonus Eris 5 speaker. Classic “popping” sound. 03:48 – Teardown 07:16 – Testing for popping again 07:36 – Testing for hiss 08:32 – Rectified voltage testing 09:34 – Woah, …

Dave’s Goal Zero Yeti 400 lithium ion battery failed. Repair time. Forum: https://www.eevblog.com/forum/blog/eevblog-1707-repair-goal-zero-yeti-400-lithium-battery/ 00:00 – Goal Zero Yeti 400 Battery failure 01:32 – Hiccuping 03:28 – Teardown 04:47 – Failure hypothesis and potential solution 05:37 – The mains inverter PCB 06:43 – The control PCB 07:36 – Dual battery connectors …

A repair of this Tennismatic T1000 remote control was way more interesting than I expected. https://tennismatic.com/main/page_products_ball_machines_t100_series.html Forum: https://www.eevblog.com/forum/blog/eevblog-1702-a-most-interesting-repair/ 00:00 – Tennismatic 1000 Tennis ball machine remote control 00:53 – Battery snap ohms measurement 01:17 – Battery current measurement 02:29 – It’s a row/column thing 02:57 – Teardown 05:20 – Membrane …

The repair of alkaline battery leakage in this Keysight U1177A Bluetooth mulitmeter adapter was, well, pointless…. Forum: https://www.eevblog.com/forum/blog/eevblog-1687-a-pointless-alkaline-battery-leakage-repair-462018/ Podcast: Download

Our Ninja blender blade failed. For a warranty replacement they wanted us to DESTROY and DISPOSE OF the old perfectly working base unit before sending a new one. Let’s see about that… The first ever EEVBlog video with zero commentary, just memes. My breakfast smoothie: https://www.youtube.com/shorts/-2mf1mqZVQ0 Forum: https://www.eevblog.com/forum/blog/eevblog-1675-ninja-blender-repair-because-why-(right-to-repair)/ Credits: “Our …