Radio Astronomy and Spectroscopy

618 topics in this forum

1. Welcome to the Radio Astronomy board.

   By Ant, January 29, 2009
   • 8 replies
   • 6,087 views
   • 
   • moonwatcher
   • September 26, 2011

2. CCDSPEC Spectrometer - choosing an eyepiece

   By athornett, 23 hours ago
   • 0 replies
   • 29 views
   • 
   • athornett
   • 23 hours ago

3. Reflective slits for ATM spectrograph - where to get from

   By drjolo, January 24, 2018
   • 7 replies
   • 561 views
   • 
   • robin_astro
   • Wednesday at 11:30

4. Colorgramme

   By james_screech, Wednesday at 07:48
   • 0 replies
   • 41 views
   • 
   • james_screech
   • Wednesday at 07:48

5. What SDR are you all using?

   By davezap, May 16
   • 12 replies
   • 212 views
   • 
   • Coto
   • Monday at 17:12

6. First test of LOWSPEC.2 Spectrograph

   By ejp1684, May 17   

   • spectroscope
   • spectroscopy
   • (and 3 more)

     Tagged with:

     • spectroscope
     • spectroscopy
     • lowspec
     • vega
     • spectrograph
   • 2 replies
   • 134 views
   • 
   • ejp1684
   • Monday at 08:19

7. Ultra cheap full aperture grating?

   By vlaiv, February 21, 2018
   • 22 replies
   • 804 views
   • 
   • Thalestris24
   • May 17

8. VSpec or RSpec?

   By chiltonstar, May 2
   • 3 replies
   • 177 views
   • 
   • hamishbarker
   • May 17

9. Nice Illustration of Radial Velocity vs. Doppler Shift

   By IanL, February 3
   • 8 replies
   • 446 views
   • 
   • Geminids
   • May 13

10. Spectra of Jupiter

    By athornett, May 13
    • 0 replies
    • 75 views
    • 
    • athornett
    • May 13

11. First full month of radio meteor observations

    By james_screech, May 1
    • 2 replies
    • 141 views
    • 
    • Geminids
    • May 13

12. Improved Spectrum Lab Conditional Actions for Meteor Observing

    By IanL, January 12
    • 22 replies
    • 707 views
    • 
    • Geminids
    • May 12

13. Eta Aquarid - Long weekend Graves session.

    By Wyvern, May 8
    • 1 reply
    • 104 views
    • 
    • jarraman
    • May 8

14. Anyone doing hydrogen line observing? 1 2 3 4 8

    By Carl Reade, August 19, 2018
    • 193 replies
    • 6,230 views
    • 
    • Farrout
    • May 5

15. 420~450 MHz feed for 3.2m dish?

    By Coto, May 2
    • 3 replies
    • 103 views
    • 
    • henry b
    • May 3

16. Newb Interested in Radio Astronomy

    By JohnSadlerAstro, April 23
    • 5 replies
    • 169 views
    • 
    • JohnSadlerAstro
    • April 23

17. Looking for video explaining how correlators work in aperture synthesis

    By Gfamily, March 30
    • 3 replies
    • 163 views
    • 
    • JRWASTRO
    • April 10

18. Meteor Detection with RTL-SDR 1 2 3

    By Stormchaser, March 23
    • 58 replies
    • 1,194 views
    • 
    • The Admiral
    • April 7

19. Sporadic Meteor Scatter rate?

    By james_screech, March 24
    • 16 replies
    • 475 views
    • 
    • james_screech
    • March 27

20. Is GRAVES Radar offline?

    By BiggarDigger, March 21
    • 5 replies
    • 250 views
    • 
    • BiggarDigger
    • March 23

21. UHF Receivers for RA

    By Steve714, August 12, 2018
    • 2 replies
    • 473 views
    • 
    • 7170
    • March 17

22. First radio meteor observations

    By james_screech, March 17
    • 2 replies
    • 197 views
    • 
    • BiggarDigger
    • March 17

23. Spectrum lab waterfall time

    By james_screech, March 15
    • 0 replies
    • 229 views
    • 
    • james_screech
    • March 15

24. SDR#

    By james_screech, March 8
    • 4 replies
    • 303 views
    • 
    • james_screech
    • March 10

25. Horn antennas / feed horns, how do they convert EM to signals?

    By pipnina, October 22, 2018
    • 15 replies
    • 665 views
    • 
    • Coto
    • March 7