[OT] Cloud-clearance device for astronomers
 

http://www.firstlightoptics.com/misc...cloud-gun.html
Thanks to Alexandra on CAS for pointing out this invaluable piece of
equipment.

--
Graham P Davis, Bracknell, Berks. [Retd meteorologist/programmer]
http://www.scarlet-jade.com/
I wear the cheese. It does not wear me.
Posted with Claws: http://www.claws-mail.org/

[OT] Cloud-clearance device for astronomers
 

On 04/08/2015 16:35, Graham P Davis wrote:
http://www.firstlightoptics.com/misc...cloud-gun.html
Thanks to Alexandra on CAS for pointing out this invaluable piece of
equipment.

------------------------------------------------------------------
Is it April Fools Day?

[OT] Cloud-clearance device for astronomers
 

On 04/08/2015 16:53, Dave Cornwell wrote:
On 04/08/2015 16:35, Graham P Davis wrote:
http://www.firstlightoptics.com/misc...cloud-gun.html
Thanks to Alexandra on CAS for pointing out this invaluable piece of
equipment.

------------------------------------------------------------------
Is it April Fools Day?

Read the reviews to find out (2014).

Several makers do provide clear sky alarms for keen amateur astronomers
that work by either detecting backscattered 100Hz street lighting or
sudden drops in sky facing surface temperature.

--
Regards,
Martin Brown

[OT] Cloud-clearance device for astronomers
 

"Graham P Davis" wrote in message
news:20150804163506.183a9728@home-1...
http://www.firstlightoptics.com/misc...cloud-gun.html
Thanks to Alexandra on CAS for pointing out this invaluable piece of
equipment.

Whoever wrote that is clearly a Flash Gordon fan!

Some of the comments are quite funny too.
--
Col

Bolton, Lancashire
160m asl
Snow videos:
http://www.youtube.com/channel/UC3QvmL4UWBmHFMKWiwYm_gg

[OT] Cloud-clearance device for astronomers
 

"Martin Brown" wrote in message
...
On 04/08/2015 16:53, Dave Cornwell wrote:
On 04/08/2015 16:35, Graham P Davis wrote:
http://www.firstlightoptics.com/misc...cloud-gun.html
Thanks to Alexandra on CAS for pointing out this invaluable piece of
equipment.

------------------------------------------------------------------
Is it April Fools Day?

Read the reviews to find out (2014).

Several makers do provide clear sky alarms for keen amateur astronomers
that work by either detecting backscattered 100Hz street lighting or
sudden drops in sky facing surface temperature.

Other cloud modification instuments are available........

https://www.youtube.com/watch?v=pllRW9wETzw
--
Col

Bolton, Lancashire
160m asl
Snow videos:
http://www.youtube.com/channel/UC3QvmL4UWBmHFMKWiwYm_gg