Search found 2 matches
- Wed Nov 02, 2016 8:38 am
- Forum: DSO 068
- Topic: input signal overlapped with square wave
- Replies: 0
- Views: 3195
input signal overlapped with square wave
I pretty much finished my project. After having replaced a defective crystal the DSO is booting correctly and all voltages are ok. However now I see that any signal I put at the input of the DSO is overlapped with a strange kind of square wave. I investigated that in more detail using a triangle wav...
- Tue Nov 01, 2016 12:08 pm
- Forum: DSO 068
- Topic: Bad Crystal
- Replies: 5
- Views: 19247
Re: Bad Crystal
I also had a bad crystal resulting in a failed powering-up test 1. When I replaced the crystal the test was passed successfully. Look slike this is a critical bad quality component.