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groups:mg:private:resonatoren:clocklaser:start [2024/03/20 09:34] – Admin: Syntax-Update (Migration from deprecated "fontcolor" plugin to "color" plugin) klaus | groups:mg:private:resonatoren:clocklaser:start [2024/03/20 09:36] (current) – Admin: Syntax-Update (Migration from deprecated "fontcolor" plugin to "color" plugin) klaus | ||
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* act: 20°C [2018] | * act: 20°C [2018] | ||
* Typical Current TA (marking 2): | * Typical Current TA (marking 2): | ||
- | * act: 1364/ 1453 mA [Sep, 2019] <color # | + | * act: 1364/ 1453 mA [Sep, 2019] <color # |
* act: 1201 mA [Nov, 2019 nach Einstellen l/2, um mehr Leistung an Leistungsstab. zur Verfügung zu stellen ] | * act: 1201 mA [Nov, 2019 nach Einstellen l/2, um mehr Leistung an Leistungsstab. zur Verfügung zu stellen ] | ||
* set: 1464 mA [Sep, 2019] | * set: 1464 mA [Sep, 2019] | ||
Line 62: | Line 62: | ||
====== Fast Locking of R1 ====== | ====== Fast Locking of R1 ====== | ||
- | - Check laser frequency with wavemeter:< | + | - Check laser frequency with wavemeter:< |
- Check laser power @ upstairs PD: Display should shown stop position | - Check laser power @ upstairs PD: Display should shown stop position | ||
- Check modes of scan cavity: Has to be single mode | - Check modes of scan cavity: Has to be single mode | ||
Note: If cases 1, 2 and 3 are given, then lock the laser like: | Note: If cases 1, 2 and 3 are given, then lock the laser like: | ||
- | - <color # | + | - <color # |
- | - <color # | + | - <color # |
- | - <color # | + | - <color # |
==== Errors ==== | ==== Errors ==== | ||
Line 76: | Line 76: | ||
Solution of **A**, **B** and **C**: In most cases it is sufficient to increase incouple power of TA\\ | Solution of **A**, **B** and **C**: In most cases it is sufficient to increase incouple power of TA\\ | ||
- | <note important> | + | <note important> |
- turn off the TA lock: | - turn off the TA lock: | ||
- turn off the I and P switch | - turn off the I and P switch | ||
- Note: D is always off | - Note: D is always off | ||
- <color # | - <color # | ||
- | </fc> | + | </color> |
- Lock of TA | - Lock of TA | ||
- If the incoupling is good -> ∼1A - after TA (Pos.C): ~200mW | - If the incoupling is good -> ∼1A - after TA (Pos.C): ~200mW | ||
Line 94: | Line 94: | ||
- //Info: necessary lock power: 200mW// | - //Info: necessary lock power: 200mW// | ||
- If the incoupling is good -> ∼1A - after TA (Pos.C): ~200mW | - If the incoupling is good -> ∼1A - after TA (Pos.C): ~200mW | ||
- | - fast acoustic Signal means the powerstabilisation warning (lock power too low <color # | + | - fast acoustic Signal means the powerstabilisation warning (lock power too low <color # |
{{ : | {{ : | ||
- If the incoupling is bad (frequent cause of powerstabilisation warning/ show "error 1" | - If the incoupling is bad (frequent cause of powerstabilisation warning/ show "error 1" | ||
Line 136: | Line 136: | ||
* ~11,2 mW (@~97/98 mA) [Sep, 2019] | * ~11,2 mW (@~97/98 mA) [Sep, 2019] | ||
* ~12 mW (@ ~90 mA) [2016] | * ~12 mW (@ ~90 mA) [2016] | ||
- | * ~<color # | + | * ~<color # |
* Power front of TA (Pos.B): | * Power front of TA (Pos.B): | ||
* ~ 9 mW [Sep, 2019] | * ~ 9 mW [Sep, 2019] | ||
* Power after TA (Pos.C): | * Power after TA (Pos.C): | ||
* ~290 mW (@~1364 mA) [Sep, 2019] | * ~290 mW (@~1364 mA) [Sep, 2019] | ||
- | * ~<color # | + | * ~<color # |
* ~200 mW (@ ~1000 mA) [2016] | * ~200 mW (@ ~1000 mA) [2016] | ||
* Power after TA (Pos.D): | * Power after TA (Pos.D): | ||
Line 149: | Line 149: | ||
* Power in front of ISO3 | * Power in front of ISO3 | ||
* ~ 120müW (@~1364 mA TA) [Sep, 2019] | * ~ 120müW (@~1364 mA TA) [Sep, 2019] | ||
- | TA current should be <1.2A <color # | + | TA current should be <1.2A <color # |
**Typical values in front fibers:** | **Typical values in front fibers:** | ||
* Power before fiber for wavemeter/ | * Power before fiber for wavemeter/ | ||
* ~12 mW [2016] | * ~12 mW [2016] | ||
- | * ~<color # | + | * ~<color # |
* Power before AtomLabFiber: | * Power before AtomLabFiber: | ||
* ~30 mW -> 15 mW upstairs before TA [2016- without fiber stabilization] | * ~30 mW -> 15 mW upstairs before TA [2016- without fiber stabilization] | ||
- | * ~<color # | + | * ~<color # |
* Power to R2: | * Power to R2: | ||
* ~2.5 mW [2016] | * ~2.5 mW [2016] | ||
- | * ~<color # | + | * ~<color # |
**Typical values after fibers:** | **Typical values after fibers:** | ||
* Power before fiber for | * Power before fiber for | ||
* Comb: | * Comb: | ||
- | * ~<color # | + | * ~<color # |
* Wavemeter: | * Wavemeter: | ||
- | * ~<color # | + | * ~<color # |
* Scan cavity: | * Scan cavity: | ||
- | * ~<color # | + | * ~<color # |
* Power after AtomLabFiber: | * Power after AtomLabFiber: | ||
* 20 mW upstairs before TA [2018] | * 20 mW upstairs before TA [2018] | ||
* Power after R2 fiber: | * Power after R2 fiber: | ||
- | * ~<color # | + | * ~<color # |
**Typical values for the resonators: | **Typical values for the resonators: |