whitequark's lab notebook
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By year:
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By tag:
air conditioning
chemistry
circuit boards
cooking
cryogenics
electronics
failure
fixturing
g-code
glass
high voltage
measurement
mechanics
microscopy
numerical control
optics
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photolithography
power supplies
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pretty videos
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semiconductors
silicone casting
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2023-07-22
Blinking a LED using STM32 DMA
2020-01-27
Undocumented nRF24LU1+ quirks
2018-09-17
Game Boy Advance cartridge "SMC805-2 VER:1.5"
2017-11-08
Accessing Intel ICH/PCH GPIOs
2017-03-29
Delayering paper-clad contactless smart cards
2016-10-20
Controlling a GPIO through an ESP8266-based web server
2016-08-28
SMD reflow with a blowtorch, try #3
2016-08-27
SMD reflow with a blowtorch, try #2
2016-08-08
Silego GreenPAK 4 breakout boards
2016-08-07
Replacement for the Ricor K526S controller
2016-08-05
Parasitic interaction between oscillating LUTs on Silego GreenPAK 4
2016-04-28
SMD reflow with a blowtorch
2015-11-01
Printing labels on Epson TM-T88IV
2015-04-17
Ground loop in a lab power supply
2015-02-06
50W LC resonant converter, power board V1
2015-01-03
Measuring diode recovery time
2014-11-30
MOSFET-based Gouriet-Clapp capacitive three-point oscillator
2014-11-12
Closeup of a broken LCD
2014-06-16
CNC3020T: coolant pump and CCW rotation
2014-05-29
CNC3020T: switch-mode power supply conversion
2014-04-04
Resurrecting Cowon iAUDIO E2
2014-02-12
CNC3020T: EMC2 configuration and hidden features
2014-02-11
CNC3020T: fixing power supply