Technical Principles
Here you find technical details concerning the GEO600 Project.
GEO600 Specifications
Armlength | 2 x 600 m |
Orientation | NNW and ENE |
Tube diameter | 60 cm |
Laser type | Diode-pumped Nd:YAG laser at 1064 nm |
Laser power | 30 W single mode at 1064 nm |
Power recycling | factor 1000 |
Optics | 25 cm diameter fused-silica mirrors |
Signal recycling | factor 10 |
Frequency range | 50 Hz to 6 kHz |
Vacuum | pressure < 10-8 mbar |
Sensitivity | depending on bandwidth |
h ~ 10-20 ... 10-21 (for bursts) | |
h ~ 10-26 (for cw signals and 1 yr integration time) |