BK 4011 Function Generator Teardown
I got a used BK Precision 4011 5MHz function generator recently. The 4011 model is rather old and this particular unit was manufactured back in 1996. But BK precision still makes a similar model...
View ArticleBuilding a Sweep Generator for BK 4011
I did a teardown of a BK Precision 4011 5MHz function generator a few weeks ago. Like most of basic function generators in old days, BK 4011 does not offer frequency sweep as an option. What it does...
View ArticleTesting Unknown Transformers with Function Generator
Last week, I posted a YouTube video explaining how to use a function generator to test an unknown transformer. I have received quite a few questions since so I thought I would explain this topic a bit...
View ArticleESR Measurement Using Multimeter and Function Generator
Capacitor ESR (Equivalent Series Resistance) measurement is very useful in diagnosing issues with power supplies. In linear power supplies, a high ESR filter capacitor may cause excessive ripple...
View ArticleTeardown of a ToolTop ET829 Handheld Oscilloscope/DMM/AWG
Over the last year, I have done teardowns of a few handheld scopemeters including a Hantek 2D72, an Owon HDS272S […]
View ArticleHantek TO1204D 4 Channel 200 MHz Digital Oscilloscope/DMM/AWG Teardown
In a recent video, I reviewed a Hantek TO1204D quad channel 200 MHz digital oscilloscope/DMM/AWG combo device. In this blog […]
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