Neon lamp to set spectroscope
hi all. hope someone can help, I remember seeing a article on how to get a neon setup lamp for spectroscope from a fluorescent starter.
peter
Looking at your RELCO spectrum on your blog here
https://roslistonastronomy.uk/wp-content/uploads/2018/09/CCDSPEC-RELCO-Spectrum-130918e-Image.bmp
It looks like you have some problem with ghost spectra at the blue end which could make it difficult to indentify lines. Your spectrum should be cleaner than this, more like this spectrum taken with my ALPY