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Kerry D. Wong

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Tag: Repair

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Keithley 775A Programmable Counter TCXO Repair

June 1, 2018 kwongLeave a Comment on Keithley 775A Programmable Counter TCXO Repair

In my last post, I did a teardown of the Keithley 775A programmable counter/timer. And while feeding a 10 MHz […]

Electronics Frequency Counter, Keithley 775A, Repair, Rubidium Standard, TCXO, TCXO-26A, Timebase

HP 8566B Spectrum Analyzer “YTO Unlock” Repair

May 10, 2018 kwong1 Comment on HP 8566B Spectrum Analyzer “YTO Unlock” Repair

While I was making a video on how to use HP 8671A as the frequency reference for an improved version […]

Electronics DAC, HP 8566B, Repair, Spectrum Analyzer, YIG Tuned OScillator, YTO, YTO Unlock

HP 8620C Sweep Generator Repaired

March 1, 2018 kwong6 Comments on HP 8620C Sweep Generator Repaired

In my previous post, I did a teardown of an HP 8620C sweep generator along with an HP 86245A 5.9 […]

Electronics, Teardowns HP 8620C, HP 86245A, Repair

Epson PowerLite 84 Multimedia Projector Teardown and Repair

July 16, 2016 kwong8 Comments on Epson PowerLite 84 Multimedia Projector Teardown and Repair

I recently was given a broken Epson PowerLite 84 projector. The projector would not turn on when plugged in and […]

Electronics, Teardowns 3LCD, Epson, Multimedia, Pixelworks, Power Supply, PowerLite, Projector, Repair, SoC, Teardown

Lambda LQ-521 Power Supply Teardown and Repair

May 7, 2016 kwongLeave a Comment on Lambda LQ-521 Power Supply Teardown and Repair

I bought a non-working Lambda LQ-521 linear power supply on eBay a couple of weeks ago. Usually I avoid knowingly […]

Electronics, Teardowns 2N3055, FBN-36220, ICL7107, Lambda LQ-521, Linear Power Supply, Repair, Teardown

Categories

  • AVR/Arduino (98)
  • Coding (133)
  • Electronics (231)
  • Linux/BSD (34)
  • Miscellaneous (190)
  • MSP430G2 (10)
  • PIC (4)
  • Product Reviews (21)
  • Raspberry Pi (5)
  • Teardowns (59)
  • Technology (57)

Tools & Libraries

  • MCP2210 Library
  • BCalc — A Hex/Bin/Dec Converter And Calculator

Most Popular Posts

  • A Sensitive DIY Ultrasonic Range Sensor (286)
  • Building a Constant Current/Constant Power Electronic Load (240)
  • AVR LC Meter With Frequency Measurement (222)
  • AD7705/AD7706 Library Revisited (92)
  • A Digitally Controlled Dual Tracking Power Supply -- II (88)
  • Hacking DTM0660L Based Multimeters (76)
  • A Self-Balancing Robot – III (62)
  • Reverse Engineering the Syma S107G IR Protocol (56)
  • Arduino Development Using NetBeans (51)
  • Dual Purpose Spot Welder With Pulse Duration Control (51)

Archives

My Favorite Sites

  • Arduino Forum
  • Circuit Diagram
  • Dangerous Prototypes
  • EEVBlog
  • Electrical Engineering Forum
  • Electronics Lab
  • Electroniq.net electronics projects and circuit diagrams
  • Hack A Day
  • Hacked Gadgets

Recent Comments

  • TJ on Teardown and Modification of an Electrophoresis Power Supply
  • Jens on Teardown Pictures of an HT118A Multimeter
  • Jan G5BBL on Teardown of a NanoVNA-F V2 Vector Network Analyzer
  • Chris on Teardown of a BK Precision 1696 Programmable Switching Power Supply
  • babak on AVR LC Meter With Frequency Measurement
  • erhan on AVR LC Meter With Frequency Measurement
  • yadsu on Dual Purpose Spot Welder With Pulse Duration Control
  • yadsu on Dual Purpose Spot Welder With Pulse Duration Control
  • kwong on A 400W (1kW Peak) 100A Electronic Load Using Linear MOSFETs
  • Yusuf on A 400W (1kW Peak) 100A Electronic Load Using Linear MOSFETs

Tags

74HC595 555 AD/DA Algorithm Arduino ASP.Net ATMega328 Atmega328P AVR AWG C++ C Sharp (C#) DAC dasBlog Data Logging Electronic Load FPGA GridView HP 8566B I2C Keithley 196 LCD Linux MCP2210 MSP-EXP430G2 MSP430 LaunchPad MSP430G2 MSP430G2231 Multi-threading Open Source Oscilloscope Physical Computing Programmable Power Supply Q9450 Reflection Security SHT21 SPI Teardown Temperature Sensor Ubuntu Ubuntu Server VMWare Windows Vista WordPress
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