About EEVblog

Check Also

EEVblog #1336 – DT71 LCR Tweezer Destructive Teardown + Lab Update

Destructive teardown o nthe Miniware DT71 LCR meter Tweezers Plus a lab move update. Forum: ...


  1. The biggest plus of a calculator? the KEYPAD!

    Doesn’t matter if the buttons are mushy or what, the fact that all the buttons are separated and has mechanical feedback and action makes it much easier and quicker to use than a smartphone calculator.

  2. Hi Dave, that keychain at 4:25 is a replica of old toy I used to have. It was programmable “robot car”, costed an arm and a leg to get it, my grandparents brought it for me from Russia back in communist era. You programmed steps to perform and hit execute (for example 2 times straight, turn left, shoot X times). Check out the picture of original, I feel so bad that I can’t remeber where it ended up. I bet you would be interested in teardown.

    • They were called a Bigtrack in the West. I had one and later got the trailer, which attached via a 3.5mm jack plug. From memory they were about £60 Irish Pounds, a lot on money back then.

  3. Scored DP 2480s at a dumpster dive. Great multimeters to check/verify power supply output.

    The “0440” is Z6 which is referrenced as “digital programmer”. See chapter 4.6/Fig. 4-9 of manual for details.

    Instruction manual/specs/schematics/block diagrams/placement/part list/calibration procedure etc.: http://a.pomf.se/ewpqzl.pdf 66 pages, 2.2 meg

  4. Hello.This post was extremely fascinating, especially since I was searching for thoughts on this subject last Wednesday.

Leave a Reply

Your email address will not be published. Required fields are marked *