| ID |
Date |
Author |
Status |
Type |
Category |
Location |
Title |
Text |
 |
|
307
|
Fri Dec 22 09:46:18 2023 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | Christmas shutdown | this morning, I shut off all the equipements
(especially the computer) except the ones
powered by the UPS : laser controller, laser |
|
|
308
|
Fri Dec 22 16:13:27 2023 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | Christmas shutdown | this afternoon, I checked visually what
happens when the AC power of the UPS is broken
down => the laser controller has still |
|
|
309
|
Wed Jan 10 14:52:22 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | Restarting equipements after Christmas shutdown | this morning, I plugged back the 4 power
cables which supply all the equipments.
all the equipments have restarted |
|
|
311
|
Wed Jan 10 18:43:03 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | Restarting equipements after Christmas shutdown | the laser coupled into the amplifier is
still measured at ~3mW at the input, on the
Alphanov software, once the Amp stage are |
|
|
312
|
Thu Jan 11 13:42:16 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | Restarting equipements after Christmas shutdown | this morning, I set the Ring frequency
at 500.25MHz and after switching ON the power
supply of the amplifiers for the RF signal |
|
|
313
|
Tue Jan 16 12:19:35 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | Restarting equipements after Christmas shutdown | on last friday (12/01/2024), the IcePap
DS issue was solved and I was able to control
the FP-cavity motors properly. |
|
|
348
|
Tue Aug 27 09:59:18 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | temperature in the casemate ~ 19.5°C
stable
this morning, I measured the power |
|
|
349
|
Tue Aug 27 10:19:08 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | I refilled the chiller and the stabilized
temperature is @ 25°C
we started the 3rd stage of the |
|
|
350
|
Tue Aug 27 11:33:24 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | we had to move the laser cavity motor to
find the resonances and change a lot the
CEP. |
|
|
351
|
Tue Aug 27 12:31:19 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | after doing some alignment (walking procedure
on the Y axis), and CEP optimization, I got
83kW for 33% on the laser amplifier with |
|
|
352
|
Fri Aug 30 10:50:45 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | this morning with Daniele, we are measuring
the amplifier power just before the FP-cavity.
Casemate temperature @19.5°C |
|
|
353
|
Fri Aug 30 12:05:38 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | After the summer power shutdown, I restarted
all the equipements and got quickly ~80kW
for 33% amplifier ratio with CEP optimization |
|
|
354
|
Fri Aug 30 17:59:01 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | amplifier power measurement before the
compressor CVBG.
we used a mirror in between the amplifier |
|
|
358
|
Fri Sep 6 12:10:51 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | after redoing the alignment of the CVBG,
we got back the initial power in the FPC
(87kW) |
|
|
359
|
Fri Sep 6 15:20:20 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | now, the Ring RF frequency is set to 500.067MHz.
so the CFP/laser frequency should
be 500.067MHz/15 = 33.3378MHz. |
|
|
360
|
Fri Sep 6 17:21:51 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | I changed a little bit the locking parameters
(see picture) for the RF/FPC loop and it
locked rapidely. |
|
|
362
|
Mon Sep 9 11:00:43 2024 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | restarting CFP system after the long summer shutdown (RF section conditionning) and Alphanov amplifier issue | this morning, with Vincent :
- we added the 10Hz trigger to
the CH2 on the remote scope (192.168.229.21) |
|
|
426
|
Wed Jun 11 11:35:22 2025 |
Ronic Chiche | Fixed | info | lasers and optics | detectors and electronics | software | ThomX igloo | 33MHz phase adjustment | the 33MHz beating signal (phase) is used
to start and stop automatically the lock
on the 500MHz beating signal. |
|
|
212
|
Tue May 30 18:32:37 2023 |
Manar Amer | Fixed | report | lasers and optics | detectors and electronics | cabling | software | ThomX igloo | Cavity Lock - Alphanov Amplifier | This morning, while trying Guillaume solution
of disconnecting the 24 V necessary to the
second and third stage and raise the threshold |
|
|
215
|
Fri Jun 2 10:54:25 2023 |
Manar Amer | Fixed | report | lasers and optics | detectors and electronics | cabling | software | ThomX igloo | Cavity Lock - Alphanov Amplifier | Yesterday, with Ronic we locked ThomX cavity
on the second resonance
Laser : 33.36 MHz , Amplifier : |
13x |