Tale 1 : Little jumper, or sharks in voltage references world
Published: 12 October 2016 Custom precision voltage reference build for hobbyist use. Engineering fairy-tale.
Ultra-quiet LDO module design, based on Linear LT3042
Published: 31 August 2016 Design and evaluation of ultra-low linear regulator modules, using Linear LT3042 in DFN package.
Ratiometric resistance measurements
International SI volt transfer experiment
Published: 27 May 2016 Voltage transfer experiment, using LTZ1000A-module for stable +7 VDC transfer.
Repair and use of old 19" TFT LCD monitor
xDevs.com development mini-modules
DIY Calibration resistance box build
DIY PCI expander board for IRAM DRAM-based drives
Published: 17 March 2016 Quick and dirty DIY expander for PCI slots (power only) for Gigabyte IRAM PCI SSDs.
Design of low-noise power supply for DIY precision standard
Testing of Fluke 720A KVD resistors
LCD font generation with font examples
Published: 15 January 2016 Devices and microcontroller projects which have LCD often require bitmap fonts. Guide about making and using LCD fonts.
Using Raspberry Pi SPI in Python
Published: 24 November 2015 Quick example of setting up Raspberry Pi to work with SPI ports, using Python
HP 3458A GPIB remote control guide
Published: 09 November 2015 Article covering remote operation and programming examples for 8.5-digit HP 3458A multimeter
xDevs.com Neutron : Automated power supply test unit
Published: 17 August 2015 Article covering design, assembly and usage of our ATE unit for PC ATX power supplies.
Experiment to reducing noise of Keithley 2002 DMM ADC
Published: 09 August 2015 Noise test with various modifications for zero reference opamp on Keithley 2002 ADC
DMM noise measurement test project
Published: 05 August 2015 Test project of bench DMM noise levels evaluation, using DCV ranges and various NPLC settings.
How-to weld own Thermal K probe using common powersupply
Published: 25 July 2015 Simple tutorial for making K-type thermocouple probes from bare wire and high-current power supply
xDevs.com VARM - versatile dual-channel panel meter
Published: 23 July 2015 Simple, yet useful dual-channel voltmeter for panel/embedded used. Open-source/open-hardware project.
DIY upgrade for Fluke 51-II thermometer
Simple CSV parsers for datalogs in Python
xDevs.com KX LTZ1000-based DC Voltage reference design
Published: 04 March 2015 Voltage reference module design using Linear LTZ1000 and LM399 ovenized zeners.
Adding I2C0 port to Raspberry Pi B Rev 2.0
Изучаем Cadence Allegro PCB Editor
- Review and modifications for Agilent 16441A R-Box
- Review and calibration of Advantest R6452A 5.5-digit DMM
- Keithley 6430/4200 preamplifier teardown and stand-alone use options
- Review of Keysight B2987A Electrometer
- Modification of the binding post adapter Fluke 5790A-7001 into Fluke 792A-7004
- INL testing