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5UP – simple 5V UPS
A simple on-line 5V UPS for raspberry pi and others, using off the shelf modules. Continue reading
Tag: uninterrupteable
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Recent posts
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All posts
- Wet sensors (or humidity sensor troubles) June 25, 2022
- Why internet is fast and cheap in Romania and some other countries (but expensive and slow in others) June 25, 2022
- Notes on Nikon USB-PD charging June 19, 2022
- Why camera WiFi sucks March 2, 2022
- Asus G14 – super short review February 18, 2022
- Step up from 1 AA cell – again February 18, 2022
- 10002 The hidden database April 22, 2021
- ESP-NOW March 2, 2021
- driving a string of anti parallel LEDs November 18, 2020
- The stupidity of thin laptops October 24, 2020
- Ikea TRÅDFRI review July 5, 2020
- TP-Link KL50 smart light bulb teardown July 5, 2020
- Technology I want April 5, 2020
- Fast 3D printed boxes March 29, 2020
- The basil speaks to me – Part 2 November 5, 2019
- 10002 Server November 4, 2019
- 10002 I2C connectors November 4, 2019
- 10002 Screens and controls October 2, 2019
- 10002 Zen July 24, 2019
- 10002 Short assembly run no 2 July 24, 2019
- The basil speaks to me July 23, 2019
- GPP-4323 power supply review June 3, 2019
- New 3D printer May 19, 2019
- 10002 Control panel horror May 19, 2019
- The coolness of RGB LEDs April 21, 2019
- Lazy smoke away November 27, 2018
- 10002 Short assembly run November 3, 2018
- Wine lamp June 26, 2018
- Vorpal hexapod June 26, 2018
- 10002 Motion sensors? June 6, 2018
- 10002 Temperature sensors? June 6, 2018
- Simple audio mixer December 25, 2017
- Bosch glue pen teardown May 21, 2017
- 10002 Progress May 9, 2017
- 10002 Architecture and Software April 30, 2017
- Analog Discovery USB isolation March 11, 2017
- RFM69 output power March 7, 2017
- Peaktech 6225A review February 5, 2017
- PSU Burner January 31, 2017
- TryingArduino January 6, 2017
- 10002 Software November 2, 2016
- 10002 Hardware November 2, 2016
- 10002 Lessons learned November 2, 2016
- 10002 Smart Home November 2, 2016
- Castellated pads July 31, 2016
- Fixing a broken scroll switch July 29, 2016
- Cheap China July 25, 2016
- AutoResetRRR May 3, 2016
- Mini ikea molgan hack March 2, 2016
- Digital Power Supply – Part 3: Concept comparison February 23, 2016
- Bad wires December 6, 2015
- Sit.Up August 12, 2015
- Active probe August 6, 2015
- Ser SHOW April 26, 2015
- Quiet 3D printer April 19, 2015
- 5UP – simple 5V UPS April 15, 2015
- Simple active/standby current measurement April 15, 2015
- AVR programmer fix April 11, 2015
- LED Logger V3 March 15, 2015
- ESP8266 tests November 17, 2014
- Stockie – item centric shopping list July 30, 2014
- Another XMEGA header board July 29, 2014
- Web interfaces June 16, 2014
- WS2812 level translator March 15, 2014
- Heatsink Tester January 11, 2014
- LED logger V2 December 21, 2012
- Blue Panda December 21, 2012
- LED logger October 22, 2012
- Idle power consumption August 26, 2012
- Auto AMP August 25, 2012
- Digital Power Supply – Part 2: Prototype February 19, 2012
- Fun with LEDs January 5, 2012
- Unlocking stuck photo filters November 4, 2011
- Upgrading spotlights to LED June 20, 2011
- XMEGA header board April 12, 2011
- Digital Power Supply – Part 1: Concept March 17, 2011
- 555 class D amplifier February 28, 2011
- Secret knock detector with 555 February 28, 2011
- 555 / 556 H bridge February 22, 2011
- EGO BOX January 15, 2011
- Toner transfer to ABS December 3, 2010
- LED UV exposure box part 2, the timer September 29, 2010
- USB tree September 4, 2010
- LED UV exposure box part 1, the box June 24, 2010
- RFM12B mini breakout board June 22, 2010
- CoMBi Clock June 5, 2010
- Sunrise simulator April 7, 2010
- Linear LED power supplies March 15, 2010
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