An update on the Rigol DP832 lab power supply fix. Original video HERE Forum HERE Podcast: Download
Read More »EEVblog #548 – EMC Pre-Compliance Conducted Emissions Testing
Dave demonstrates how to do some basic in-house EMC Pre-Compliance conducted emissions testing on a DC powered product using an open source hardware Line Impedance Stabilisation Network (LISN) box, and a low cost Rigol DSA815 spectrum analyser http://www.tekbox.net/open-hardware/tboh01-5uh-impedance-stabilisation-network-lisn NOTE: As stated on the product page, this product and technique is …
Read More »Forum is down
Sorry, the forum went down overnight. It’s being worked on now by resident penguin gnif… UPDATE: Now fixed. It was some corrupted database tables. Not sure of the cause yet. Hopefully not posts lost. Discuss HERE
Read More »EEVblog #547 – Dumpster Phone Teardown
Dave tears down and salves some parts from old Panasonic, Telstra, Cisco, Nortel, and Polycom PABX and VOIP phones found in the dumpster. Are there any salvageable parts in them? Forum HERE Podcast: Download
Read More »RANT: Big New Youtube Google+ Changes Nov 2013
Dave rants about Youtube’s latest change and the forcing of Google+ upon all Youtube users and content creators who want to interact.
Read More »EEVblog #546 – Mailbag Monday
TekBox Digital Solution Open Source Hardware Kit for an EMC conducted emissions compliance Line Impedance Stabilisation Network (LISN) https://www.youtube.com/user/chrmoe Binary Epoch Clock Kit Learning to fly with Eagle V6 book PIC Microcontroller Programming: in 10 captivating lessons PIN Diode Radiation Counter kit PCB kit construction. Forum HERE Podcast: Download
Read More »µRuler International Deliveries
Has anyone received their rulers yet *outside* of Sweden? If so, could you please report in and if possible post a photo or let me know if it has a Swedish post mark on it like this. You can do this via twitter, this blog, Pozible comment, or this forum …
Read More »EEVblog #545 – Vintage Design Rant
Dave replies to a youtube comment that you can’t learn much practical design stuff from vintage teardown videos. Forum HERE Podcast: Download
Read More »EEVblog #544 – Fluke 5450A Resistance Calibrator Teardown
What’s inside a vintage Fluke 5450A Resistance Calibrator used in cal labs to calibrate multimeters? Schematic HERE Coto reed relay High Resistance measurement with a relay matrix: https://www.youtube.com/watch?v=fs2MfTW4o_Q https://www.youtube.com/watch?v=-mavHYV-H6o Forum HERE Podcast: Download
Read More »First international µRuler has arrived
The first mailing house envelope has arrived, in Sweeden of all places, and then Singapore: No Australia on the return address, and they said they would print a barcode but didn’t. Perhaps that delayed the delivery?
Read More »EEVBlog #543 – PCB VIA Current Investigation
Dave tests the myth that plugging a PCB VIA with solder does nothing (or not much) to improve the current handling capability. Is manual wire feed-through any better? Does the industry rule of thumb of 0.5A per VIA have any basis? What is the typical plated VIA/hole thickness? http://saturnpcb.com/pcb_toolkit.htm Previous …
Read More »EEVBlog Giveaway Draw Oct 2013
The live drawing of the giveaway for the Fluke CNX3000 Multimeters, Gossen Metrahit World Multimeter, and Chronovu Logic Analyser
Read More »EEVblog Q&A #1 Announcement
Submit your questions for the first EEVblog Q&A video, either in the youtube comments, blog website, or forum thead here: DO NOT comment on this video, this is for Q&A questions only. If you do I’ll delete it, and probably ban your arse for being an idiot who can’t follow …
Read More »Giveaway LIVE draw
Is on TODAY (1st Nov), 4pm Sydney time http://www.timeanddate.com/countdown/generic?iso=20131101T16&p0=240&msg=EEVBlog+Giveaway+Draw Watch and/or participate using ustream: http://www.ustream.tv/channel/eevblog http://www.eevblog.com/live-show/
Read More »EEVblog #542 – ZD985 Desoldering Station
Review, teardown, and testing of the Rhino Tools ZD985 desoldering station on typical through-hole double sided and multi layer PCBs. This is the OEM: http://www.china-zhongdi.com/2013/?p=121 Podcast: Download
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