Articles
Overclocking for Raspberry Pi 3 Model B with LN2
Author: KPC Team
Created: 21 September 2017 Theory and practice of overclocking Raspberry Pi 3 ARM-based computer.

Project 792X - 10V "FX" reference and Fluke 792A support pack
Author: Ilya Tsemenko
Created: 27 July 2017 Portable shielded battery power pack and experimental 10V ultra-stable DC Voltage reference build.

Design of MX LTZ1000A DC voltage reference
Author: Todd M.
Created: 23 July 2017 Another approach to design ultra-stable DC Voltage reference, based on Linear LTZ1000 conventional design.

Open-source Intel Core X-series CPU delid tool
Author: xDevs.com Team
Created: 31 May 2017 Tool to remove IHS from LGA2066 Skylake-X processors.

Fluke SL935 heated resistance standard prototype
Author: Ilya Tsemenko
Created: 28 April 2017 Restoration and benchmarks of unique Fluke SL935 Resistance Standard Prototype

Evaluation of modern pressure sensors with digital interface
Author: Ilya Tsemenko
Created: 10 April 2017 Test of signal/noise and stability performance of All Sensors DLHR and Honeywell RSC low pressure sensors.

Study of temperature coefficient on 260 precision resistors
Author: Ilya Tsemenko
Created: 09 January 2017 Measurement and comparison of various precision resistors stability and temperature coefficient

Tweaks and mods for HP 3457A 6.5-digit DMM
Author: TEKTRON
Created: 31 December 2016 Various modifications and circuit improvements of HP 3457A 6½-digit system DMM

HP/Agilent/Keysight 3458A 8.5-digit DMM modifications and tweaks
Author: Ilya Tsemenko
Created: 28 December 2016 Experiments around 3458A circuitry.

Tale 1 : Little jumper, or sharks in voltage references world
Author: Ilya Tsemenko
Created: 12 October 2016 Custom precision voltage reference build for hobbyist use. Engineering fairy-tale.

Ultra-quiet LDO module design, based on Linear LT3042
Author: Ilya Tsemenko
Created: 31 August 2016 Design and evaluation of ultra-low linear regulator modules, using Linear LT3042 in DFN package.

Ratiometric resistance measurements
Author: Todd M.
Created: 27 August 2016 Methods and equipment for high resistance measurement accuracy.

International SI volt transfer experiment
Author: Ilya Tsemenko
Created: 27 May 2016 Voltage transfer experiment, using LTZ1000A-module for stable +7 VDC transfer.

Repair and use of old 19" TFT LCD monitor
Author: Ilya Tsemenko
Created: 20 May 2016 Prompt repair of old 19" TFT LCD monitor and reuse as Raspberry Pi display

xDevs.com development mini-modules
Author: Ilya Tsemenko
Created: 31 March 2016 Overview on our legacy MCU and CPLD development modules

DIY Calibration resistance box build
Author: Ilya Tsemenko
Created: 27 March 2016 Building precision resistor box for calibration purposes

DIY PCI expander board for IRAM DRAM-based drives
Author: Ilya Tsemenko
Created: 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
Author: Ilya Tsemenko
Created: 22 February 2016 Design and concept of prototype low-noise power supply for DIY standard

Testing of Fluke 720A KVD resistors
Author: Ilya Tsemenko
Created: 15 February 2016 Test of wire-wound precision resistors from Fluke 720A KVD

LCD font generation with font examples
Author: Ilya Tsemenko
Created: 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
Author: Ilya Tsemenko
Created: 24 November 2015 Quick example of setting up Raspberry Pi to work with SPI ports, using Python

HP 3458A GPIB remote control guide
Author: Ilya Tsemenko
Created: 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
Author: Ilya Tsemenko
Created: 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
Author: Ilya Tsemenko
Created: 09 August 2015 Noise test with various modifications for zero reference opamp on Keithley 2002 ADC

DMM noise measurement test project
Author: Ilya Tsemenko
Created: 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
Author: Ilya Tsemenko
Created: 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
Author: Ilya Tsemenko
Created: 23 July 2015 Simple, yet useful dual-channel voltmeter for panel/embedded used. Open-source/open-hardware project.

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