ΒΆ
Laser Subcommittee Meeting 2020-06-20
Attendees: BlakeS, NickB, Felix
Possible rearrangement of machines for combined ducting and chiller stacking
We'd still like
red dot beam combiners
, which would render getting a tube that has a built in aiming beam moot
Would we like one?
Nick, Blake: yes; Fletcher: no
Fletcher: Recommends crowdfunding it at
https://finance.artifactory.org.au/
TODO
KH7050 Kellogg/Middle
LG500 Little Red (out-of-order)
Requires air extraction
Test location near rear rollerdoor?
LC1290 Big Red
Z-stepper current, set by DIP switches on the driver: raised to 4.3A, was peak-current 3.5A, (max is 7.8A)
Occasional stiction at 3.5A: acquire grease?
Level check bed: front RHS corner is up 2mm
Vent holes: any feedback?
Empty compressor tanks, water trap
Hour meter
The hour meter started from 1.6 hours, at 20171210 , 512 beam-active cutting hours per annum
Date
Hour count
20171210
1.6
20171217
11.5
20180604
181.65
20181217
488.9 100W installed 20181222
20190311
590.1
20191216
1026.3
20200113
1055.7
20200215
1083.6
20200516
1170.0
20200620
1220.1