Search found 4 matches
- Mon Jan 09, 2017 12:29 pm
- Forum: FG085
- Topic: Low level constant Noise/Hash on the output
- Replies: 1
- Views: 12366
Low level constant Noise/Hash on the output
It looks like there is some constant higher frequency hash or pulses on the FG's output.. Here is a pix of a 1KHz/0.1V square wave. http://i338.photobucket.com/albums/n409/chrisnelson242/Good%20SQ%20wave.jpg Same again but with a sine wave. http://i338.photobucket.com/albums/n409/chrisnelson242/Good...
- Mon Jan 02, 2017 5:22 am
- Forum: DSO Shell
- Topic: Trouble with calibration (C5 has no effect, bat test signal)
- Replies: 5
- Views: 8496
Re: Trouble with calibration (C5 has no effect, bat test sig
It's C3 that you have to adjust with the .1V signal.. I found that with the test signal at .1V (with couple switch set to AC) and with the sensitivity set to 50mV, I could adjust the waveform OK with C3. With the test signal set to 3.3V and the sensitivity set to 1V, I could not completely get rid o...
- Mon Jan 02, 2017 5:06 am
- Forum: DSO Shell
- Topic: Firmware update
- Replies: 7
- Views: 10406
Re: Firmware update
I guess it will be necessary to install a header for the updates?
- Fri Dec 16, 2016 3:22 pm
- Forum: DSO Shell
- Topic: Some (hopefully) useful information for beginners
- Replies: 2
- Views: 6442
Re: Some (hopefully) useful information for beginners
Thanks for some good constructional advice there
You could also use a simple 5v to 9v converter and then it would be easy to run from a power bank or usb socket for portability..
http://www.ebay.com.au/itm/USB-Step-Up- ... rter-Plug/
You could also use a simple 5v to 9v converter and then it would be easy to run from a power bank or usb socket for portability..
http://www.ebay.com.au/itm/USB-Step-Up- ... rter-Plug/