I built the version published by the German Make Magazine. I also bought 
the kit for the laser based version from Elektor but I never built it, must 
be in the basement somewhere.

Pramanicin schrieb am Dienstag, 10. Januar 2023 um 00:15:48 UTC+1:

> Are you referring to the Axiris version with the servo arm? They made a 
> laser based version afterwards that works quite well...
>
> https://www.elektormagazine.com/labs/laser-time-writer
>
> Cheers,
>
> (Pharma) Nick
>
> On Mon, Jan 9, 2023 at 3:10 PM newxito <[email protected]> wrote:
>
>>
>> I built the sand version of the clock. Erasing the time with the 
>> vibration motor never worked properly.
>> Paul Andrews schrieb am Montag, 9. Januar 2023 um 17:07:36 UTC+1:
>>
>>> And apparently IR erases the glow: 
>>> https://hackaday.io/project/169462-uv-glow-in-the-dark-plot-clock
>>>
>>> On Monday, January 9, 2023 at 11:04:44 AM UTC-5 Paul Andrews wrote:
>>>
>>>> I remember this project from a few years back. Always meant to give it 
>>>> a go, never did: 
>>>> https://hackaday.io/project/170360-glixie-a-glow-in-the-dark-nixie
>>>>
>>>> On Saturday, January 7, 2023 at 12:26:32 PM UTC-5 Terry Bowman wrote:
>>>>
>>>>>
>>>>> On Jan 7, 2023, at 11:50 AM, Ryan B <[email protected]> wrote:
>>>>>
>>>>> I bought two different wavelength UV lights recently. IIRC 395 and 360 
>>>>> nm. I haven't used them much but I will check out all my CRTs now! I got 
>>>>> them to look for UV reactive glass at thrift shops and on the beach.
>>>>>
>>>>>
>>>>> I have a CRT with dual phosphors, a fast blue and a slow yellow. It 
>>>>> lights up like a Christmas tree when exposed to an 18" BL-B tube. 
>>>>>
>>>>> You can draw pictures on an old television or computer monitor.
>>>>>
>>>>>
>>>>> Terry Bowman, KA4HJH
>>>>> "The Mac Doctor"
>>>>>
>>>>> https://www.astarcloseup.com
>>>>>
>>>>> “...the book said something astonishing, a very big thought. The 
>>>>> stars, it said, were suns but very far away. The Sun was a star but close 
>>>>> up.”—Carl Sagan, "The Backbone Of Night", *Cosmos*, 1980
>>>>>
>>>>>
>>>>> -- 
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>>
>

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