https://hatoum.com/blog daily 0.75 2021-12-17 https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1424039598195-DUZ6O80TLCLC3QZ3K0B2/blog_background.jpg Blog https://hatoum.com/blog/2021/12/17/best-mini-spot-welder-review-of-the-malectrics-mini-spot-welder monthly 0.5 2023-07-26 https://hatoum.com/blog/2021/6/27/fed-learns-to-make-video-coffee-can-secret-hiding-place-stash monthly 0.5 2021-07-16 https://hatoum.com/blog/2021/2/27/fed-learns-to-make-video-compact-workbench-with-pocket-hole-joinery monthly 0.5 2021-03-10 https://hatoum.com/blog/2020/8/17/fed-learns-to-make-video-diy-teleprompter monthly 0.5 2021-03-10 https://hatoum.com/blog/2020/7/1/inaugural-video-of-my-new-youtube-channel-fed-learns-to-make monthly 0.5 2021-03-10 https://hatoum.com/blog/2020/5/27/install-both-a-raspberry-pi-camera-and-a-usb-camera-on-octopi-017 monthly 0.5 2021-07-05 https://hatoum.com/blog/2019/2/25/recent-3d-designs-posted-to-thingiverse monthly 0.5 2019-02-26 https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1551142327652-JDGC6MQBIBO3CM9RKXSN/1d74035d3ec77e7fd52f6d6b15c0e084_preview_featured.jpg Blog - Recent 3D Designs Posted to Thingiverse https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1551142662860-K13OZ1L4BLQ5QOX7BC2E/IMG_8619.JPG Blog - Recent 3D Designs Posted to Thingiverse https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1551142479779-OD86TFYI3IA946J3EKTT/IMG_7371.JPG Blog - Recent 3D Designs Posted to Thingiverse https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1551141720682-821X59B55V4WR43F77RV/IMG_7284.JPG Blog - Recent 3D Designs Posted to Thingiverse https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1551142787470-T4VI7N2MUD7N8608KZ44/IMG_8688.JPG Blog - Recent 3D Designs Posted to Thingiverse https://hatoum.com/blog/2018/2/18/thing-added-to-the-verse-of-thingiverse monthly 0.5 2018-02-18 https://hatoum.com/blog/2018/2/6/dont-use-sketchup-for-3d-printed-designs monthly 0.5 2018-03-17 https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1517971998479-S7JOH6E0U9WSY26BG0DN/Screen+Shot+2018-02-05+at+14.16.48.png Blog - Don't use SketchUp for 3D-printed designs - Bad model, bad! STL model output from SketchUp. Notice all malformed surfaces. (Simplify3D screenshot) https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1517972000447-YQXQFP85Z13HTOPL3JH0/Screen+Shot+2018-02-05+at+14.17.16.png Blog - Don't use SketchUp for 3D-printed designs - You're a mess Close of the same Simplify3D visualization. https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1517972001069-WB3MKIXMK7D0YWVRI7K3/Screen+Shot+2018-02-06+at+19.51.08.png Blog - Don't use SketchUp for 3D-printed designs - Who's a good model? This model was created by editing the same source model, but in Tinkercad rather than SketchUp. (Simplify3D screenshot) https://hatoum.com/blog/2018/1/2/simplify3d-confusing-first-layer-settings monthly 0.5 2021-12-17 https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1514931128798-6B5Y2HF2EB4KMMPZBZMZ/Screen+Shot+2018-01-02+at+17.07.28.png Blog - [UPDATED][DEPRECATED] Simplify3D: Confusing First Layer settings https://hatoum.com/blog/2017/12/6/using-regular-expressions-to-change-case monthly 0.5 2017-12-06 https://hatoum.com/blog/2017/8/20/repair-video-macbook-pro-15-late-2013-battery-replacement monthly 0.5 2017-08-20 https://hatoum.com/blog/2017/8/7/refrigerator-repair-bad-electrolytic-capacitor-strikes-again monthly 0.5 2017-08-13 https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1502660924806-0XQZ9TA2861SYV9PRB7D/IMG_5806.jpg Blog - Repair: Bad Electrolytic Capacitor Strikes Again, This Time In A Refrigerator Control Unit Bulging capacitor top https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1502661213725-6U7RQH5IQFHKRUOA4WAX/IMG_5807.jpg Blog - Repair: Bad Electrolytic Capacitor Strikes Again, This Time In A Refrigerator Control Unit Low capacity on bad capacitor https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1502658824999-WI7CLQU8LXD42JGJLAMB/image-asset.jpeg Blog - Repair: Bad Electrolytic Capacitor Strikes Again, This Time In A Refrigerator Control Unit Dirty condenser coils https://hatoum.com/blog/2016/11/12/jasmine-unit-testing-dont-forget-to-callthrough monthly 0.5 2017-12-06 https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1478973682484-LEV3GDFLMTEGSTK0VW6E/image-asset.png Blog - Jasmine unit testing: Don't forget to callThrough() https://hatoum.com/blog/2016/9/4/programming-basics-names-matter monthly 0.5 2016-11-12 https://hatoum.com/blog/2015/11/17/repair-20-year-old-coffee-maker monthly 0.5 2016-01-03 https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773600493-IHCIGSFIXQZQAAZH46KF/IMG_2583.jpg Blog - Repair: 30 year-old coffee maker - Underside Screw holes underneath the coffee maker. https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773605286-4LXAQL8PTXKSIO87N7H1/IMG_2584.jpg Blog - Repair: 30 year-old coffee maker - Back Screw hole on the back of the TCM-411 https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773821256-4S9P8UUL4K6HB7TNMUYW/IMG_2585.jpg Blog - Repair: 30 year-old coffee maker - Reservoir shelf View down onto the shelf where the water reservoir sits. You can see the water intake from the reservoir and a screw hole. https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773601807-1CHE7Q9ME4E47WNRPMOK/IMG_2586.jpg Blog - Repair: 30 year-old coffee maker - Underneath, cover off View into the coffee maker once the bottom plastic cover is removed. You can see the heating element and water flow assembly and the printed circuit board attached to the sliding switch and red LED. https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773602915-OEX58XYDRIP0I6QZB10M/IMG_2588.jpg Blog - Repair: 30 year-old coffee maker - Heating assembly Another view of the heating and water flow assembly. https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773604389-AOUZZC27QR1STAGCBMP6/IMG_2590.jpg Blog - Repair: 30 year-old coffee maker - Heating assembly, sideview A side view of the heating and water flow assembly, with the water tubes facing up. You can see a white tube pressed up against the inside of the heating/water assembly which contains the two temperature fuses. You can also just make out the plastic tube holding the thermistor pressed against the outside of the heating/water assembly. https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773605672-W1WKCOQ8I4MJIPY9L1UG/IMG_2591.jpg Blog - Repair: 30 year-old coffee maker - Heating/water assembly, side view A view from the other other side of the heating/water assembly, showing a brownish-orange tube around the thermistor which is a low cost thermostat. https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773606886-OWEWQU5P64UBOXYXRME4/IMG_2596.jpg Blog - Repair: 30 year-old coffee maker - Thermistor inside tube https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773607293-5B2MZI4EJEPOOLQ1FO3Z/IMG_2597.jpg Blog - Repair: 30 year-old coffee maker - Testing the thermistor At room temperature, the thermistor reads at 50 ohms. https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773614009-2YB23K8WAQBMJ1RX2J66/IMG_2598.jpg Blog - Repair: 30 year-old coffee maker - Thermistor, close-up https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773613122-T0AF61LA5BQRRNX9RX5L/IMG_2600.jpg Blog - Repair: 30 year-old coffee maker - Temperature fuses At first I thought these were diodes, but then learned they are temperature fuses. The only thing you can test about them is if they allow electrical flow (continuity). https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773614726-9ISQEF9RT6XOJ4TJ544Q/IMG_2601.jpg Blog - Repair: 30 year-old coffee maker - Switch PCB The printed circuit board (PCB) to which the slide switch attaches. https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773616588-QD27OOTA3UJHMGDV41HP/IMG_2603.jpg Blog - Repair: 30 year-old coffee maker - Original capacitor Here's one of the capacitors I replaced on the coffee maker's PCB. Notice the discharge residue on the side of the barrel. This was the clue that made me realize the capacitors had gone bad. https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773618021-UBACHHQ7YZ4QX8ZN3XE0/IMG_2608.jpg Blog - Repair: 30 year-old coffee maker - Discharge, "C0" capacitor https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773618752-8X6IO03WDM1OJHCC85UT/IMG_2609.jpg Blog - Repair: 30 year-old coffee maker - Discharge, "C1" capacitor https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1451773619561-RJL489XLO3MTR3XJHIZZ/IMG_2610.jpg Blog - Repair: 30 year-old coffee maker - PCB close-up In this picture you can see the sliding switch, the replacement C1 capacitor: two larger capacity capacitors in series. 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Repair: Nordictrack Audiostrider 990 Elliptical Wheels Left wheel https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1422131176939-5L3059E9DDTBPZJE8YXX/image-asset.jpeg Blog - Repair: Nordictrack Audiostrider 990 Elliptical Wheels RIght wheel damage https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1422131175846-CN44Q20Y3JRB7TEZG8G1/image-asset.jpeg Blog - Repair: Nordictrack Audiostrider 990 Elliptical Wheels Completed repair https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1422131172726-69AERW9I1B5LUT6XQMJD/image-asset.jpeg Blog - Repair: Nordictrack Audiostrider 990 Elliptical Wheels Replacement wheel https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1422131173631-VUAF8I52YAUMQ2TY2ZPS/image-asset.jpeg Blog - Repair: Nordictrack Audiostrider 990 Elliptical Wheels RIght wheel removed https://images.squarespace-cdn.com/content/v1/54b1d7bbe4b027b1609a4d33/1422131180179-PZX79R2K3M2EDVHCFEQR/image-asset.jpeg Blog - 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