Re: [casper] SNAP Tutorial 3

2019-01-18 Thread David Marsh
ower (100 in voltage)). > > can you use the adcsnap shot to look at the samples coming from your adc, > and see what the relative levels are of the sine wave to the noise? > does the power spectrum agree with what you see in the snapshot? > > best wishes, > > dan > >

[casper] SNAP Tutorial 3

2019-01-15 Thread David Marsh
Hi all, Sorry if this has already been explained/solved. I programmed Tutorial 3 onto a SNAP board and noticed some unexpected spikes in the spectrum. I have set up the hardware as explained in the python script with a 10 MHz, 8dBm reference going into the SYNTH_OSC SMA (3rd SMA from the left).

Re: [casper] Getting SNAP IP address

2018-12-11 Thread David Marsh
t are you > using? > > Cheers > Jack > > On Tue, 11 Dec 2018, 1:06 pm David Marsh, wrote: > >> Hi all, >> >> I am having a similar issue (to >> https://www.mail-archive.com/casper@lists.berkeley.edu/msg07245.html) >> when trying to program the SNAP board

[casper] Raspberry Pi 3 B+ Image Corrupt?

2018-10-19 Thread David Marsh
Hello, We are trying to setup the SNAP board using the instructions found at https://casper.berkeley.edu/wiki/SNAP_Bringup. We are using a Raspberry Pi 3 B+ and we are trying to configure it using the Pi 3 image. When we download the image we are unable to unzip the file and the extracted image

[casper] Tutorial 1 SNAP Error Part not found

2018-09-18 Thread David Marsh
I am new to Casper so am beginning with the tutorials I followed the instructions on *https://casper.berkeley.edu/wiki/Casper_Caltech_Workshop_2017_Tutorials_Help_Page* to set up the libraries and system