Skip to content
Barbouri's Electronics Projects
Barbouri's Electronics Projects

Barbouri's Electronics Projects

Things I build and repair in my spare time.

Month: March 2018

Posted on March 31, 2018April 15, 2018

Prototype I2C Display Board with EEPROM

My lat­est project is a pro­to­type I2C RGB LCD dis­play board with added EEPROM and some oth­er extras.

RGB-LCD display V4.24 with 64K of EEPROM on I2C bus
RGB-LCD dis­play V4.24 with 64K of EEPROM on I2C bus

Continue read­ing “Prototype I2C Display Board with EEPROM”

Posted on March 24, 2018November 15, 2019

ESI 250 DE Universal Impedance Bridge

Repair and Cleanup of a ESI 250 DE Universal Impedance Bridge.

ESI 250DE-Universal Impedance Bridge front panel after repairs
ESI 250DE-Universal Impedance Bridge front pan­el after repairs (click to enlarge)

Continue read­ing “ESI 250 DE Universal Impedance Bridge”

Posted on March 10, 2018November 15, 2019

GPS Disciplined 10 Mhz Oscillator

A GPS dis­ci­plined 10 MHz oscil­la­tor and dis­tri­b­u­tion ampli­fi­er project using a Sparkfun Pro mini micro­proces­sor and an Isotemp 134–10 OCXO. (Click on images for larg­er ver­sion)

GPS Disiplined 10 MHz Master Oscillator & Distribution Amplifier front panel
GPS Disciplined 10 MHz Master Oscillator & Distribution Amplifier front pan­el

Continue read­ing “GPS Disciplined 10 Mhz Oscillator”

Posted on March 9, 2018

Power Designs C500 Precision DC Source

Cleanup, repair and Calibration of a Power Designs Inc. C500 Precision DC Source.

ower Designs Inc. C500 Power supply front 50V
Power Designs Inc. C500 Power sup­ply front 50V

Continue read­ing “Power Designs C500 Precision DC Source”

Recent Posts

  • Hafler DH-110 Preamplifier Refresh
  • Ultra-Low-THD Sine Wave Generator
  • Hewlett Packard 3437A System Voltmeter
  • Wien Bridge Oscillator Design
  • Hewlett Packard HP 403B AC Voltmeter Restoration

Recent Comments

  • Philippe on Hafler DH-110 Preamplifier Refresh
  • Mick M on Voltage Reference Quad Project Version 2 — Part 1
  • Barbouri on Voltage Reference Quad Project Version 2 — Part 1
  • Mick M on Voltage Reference Quad Project Version 2 — Part 1
  • Barbouri on DIY Open EVSE V4.23

Archives

  • December 2019
  • November 2019
  • October 2019
  • August 2019
  • June 2019
  • February 2019
  • November 2018
  • August 2018
  • July 2018
  • May 2018
  • March 2018
  • January 2018
  • December 2017
  • November 2017
  • August 2017
  • April 2017
  • March 2017
  • January 2017
  • December 2016
  • October 2016
  • September 2016
  • August 2016
  • July 2016
  • June 2016
  • May 2016

Categories

  • Electronics Projects
  • Electronics Shop
  • Uncategorized
  • Vintage

Meta

  • Log in
  • Entries feed
  • Comments feed
  • WordPress.org

Standard disclaimer:

The designs and any asso­ci­at­ed infor­ma­tion is dis­trib­uted in the hope that it will be use­ful, but WITHOUT ANY WARRANTY; with­out even the implied war­ran­ty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
All con­tent pro­vid­ed on this blog is for infor­ma­tion­al pur­pos­es only. The own­er of this blog makes no rep­re­sen­ta­tions as to the accu­ra­cy or com­plete­ness of any infor­ma­tion on this site or found by fol­low­ing any link on this site.
The own­er will not be liable for any errors or omis­sions in this infor­ma­tion nor for the avail­abil­i­ty of this infor­ma­tion. The own­er will not be liable for any loss­es, injuries, or dam­ages from the dis­play or use of this infor­ma­tion.

Proudly powered by WordPress