#### Optickle Simulation for LCGT LSC #### ----- IFO Configuration ----- IFO Configuration: BRSE Use Mach Zehnder for RF Modulation: No Fixed Optics: No ---------- DC Readout ---------- DC Readout: Yes Arm Offset for DC Readout: +/- 2.05636 [pm] Pmismatch=5.97 [mW] Pdc=8.42 [mW] Homodyne angle = 58.2 [deg] ---------- Scattered Light Injection ---------- ETMX Es = 0 PR2 Es = 0 PRM AR Es = 0 SR2 Es = 0 SRM AR Es = 0 ITMXtoBS Es = 0 ITM AR Es = 0 MICHX PO Reflectivity = 50 [ppm] REFL PO Reflectivity = 50 [ppm] ---------- Asymmetry ---------- Arm Asymmetry: Yes Mirror reflectivity mismatch = 1% Arm loss mismatch = 15 [ppm] ---------- Input Optics ---------- Input Power before modulators = 76.9627 [W] Modulation frequencies: f1 = 16.881, f2 = 45.0159, f3 = 56.2699 [MHz] Modulation index: f1 = 0.15, f2 = 0.05, f3 = 0 Sideband order = 4 -------- Power Recycling ------- PRG=10.2685 Rarm=0.90404 -------- Power in various parts ------- Carrier Power in XARM=373730, YARM=366712 f1 Power in XARM=0.0400736, YARM=0.0408376 f2 Power in XARM=0.051856, YARM=0.050817 Carrier Power in PRC=780.42, SRC=0.162988 f1 Power in PRC=11.5023, SRC=5.35852 f2 Power in PRC=3.46104, SRC=5.15961e-09 Carrier Power at REFL=0.0155495, AS=0.0244397 f1 Power at REFL=0.0234685, AS=0.803496 f2 Power at REFL=0.0871112, AS=7.73671e-10 -------- Signal Extraction ------- Tickling frequency = 100 Hz DARM: AS_DC DARM UGF: 200 [Hz] CARM: REFL_1I CARM UGF: 10000 [Hz] MICH: REFL_1Q MICH UGF: 50 [Hz] PRCL: POP_2I PRCL UGF: 50 [Hz] SRCL: POP_1I SRCL UGF: 50 [Hz] -------- Sensing Matrix ------- ====== Signal Matrix [W/m] ====== DARM, CARM, MICH, PRCL, SRCL AS_DC: 1.46e+10, 5.36e+04, 1.51e+07, 3e+03, 1.11e+06 REFL_1I: 6.85e+06, 7.07e+08, 2.5e+04, 6.86e+06, 4.13e+06 REFL_1Q: 4.12e+03, 6.04e+03, 7.44e+05, 4.49e+05, 3.27e+05 POP_2I: 4.61e+04, 4.8e+06, 1.13e+04, 1.06e+06, 127 POP_1I: 8.09e+04, 8.44e+06, 1.57e+04, 1.11e+06, 5.19e+05 ====== Noise Normalized Signal Matrix [1/m/sqrt(Hz)] ====== DARM, CARM, MICH, PRCL, SRCL AS_DC: 1.88e+20, 6.9e+14, 1.95e+17, 3.86e+13, 1.43e+16 REFL_1I: 6.82e+16, 7.03e+18, 2.49e+14, 6.83e+16, 4.11e+16 REFL_1Q: 4.47e+13, 6.55e+13, 8.06e+15, 4.86e+15, 3.54e+15 POP_2I: 4.77e+14, 4.96e+16, 1.16e+14, 1.1e+16, 1.31e+12 POP_1I: 8.37e+14, 8.73e+16, 1.63e+14, 1.15e+16, 5.37e+15 ====== Offset Matrix [W] ====== AS_DC: 0.0215 REFL_1I: 0.00166 REFL_1Q: 1.01e-08 POP_2I: 1.13e-05 POP_1I: 1.99e-05 ====== Offset Matrix in meter [m] ====== DARM, CARM, MICH, PRCL, SRCL AS_DC: 1.47e-12, 4.01e-07, 1.42e-09, 7.16e-06, 1.94e-08 REFL_1I: 2.43e-10, 2.35e-12, 6.64e-08, 2.42e-10, 4.03e-10 REFL_1Q: 2.45e-12, 1.68e-12, 1.36e-14, 2.26e-14, 3.1e-14 POP_2I: 2.45e-10, 2.35e-12, 1e-09, 1.06e-11, 8.92e-08 POP_1I: 2.45e-10, 2.35e-12, 1.26e-09, 1.78e-11, 3.83e-11 ====== RF Power at each PD [W] ====== REFL1: 0.159 REFL1: 0.000326 REFL1: 0.000106 REFL1: 0.0223 REFL1: 4.24e-07 REFL1: 0.0377 REFL1: 0.00881 REFL1: 2.08e-07 REFL1: 0.043 REFL1: 0.000126 REFL1: 0.000236 REFL1: 0.0382 REFL1: 0.000172 REFL1: 3.71e-05 REFL1: 0.000122 REFL1: 1.77e-07 REFL1: 0.035 REFL1: 4.97e-07 REFL1: 5.79e-08 REFL1: 9.95e-05 REFL1: 0.000326 REFL1: 5e-06 REFL1: 4.11e-08 REFL1: 1.36e-08 REFL1: 6.37e-06 REFL1: 1.33e-07 REFL1: 6.57e-12 REFL1: 8.5e-11 REFL1: 2.12e-10 REFL1: 3.37e-12 REFL1: 2.21e-12 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 REFL2: 0 POP1: 0.141 POP1: 1.05e-06 POP1: 4.06e-08 POP1: 0.000265 POP1: 1.37e-09 POP1: 0.000734 POP1: 0.000306 POP1: 2.08e-09 POP1: 0.000152 POP1: 1.47e-08 POP1: 1.33e-07 POP1: 0.000806 POP1: 1.8e-06 POP1: 5.05e-08 POP1: 2.23e-08 POP1: 2.91e-10 POP1: 0.000243 POP1: 3.84e-10 POP1: 3.53e-11 POP1: 2.2e-07 POP1: 1.21e-07 POP1: 1.38e-08 POP1: 2.52e-11 POP1: 3.54e-12 POP1: 4.42e-08 POP1: 1.04e-10 POP1: 2.9e-15 POP1: 1.57e-13 POP1: 3.58e-13 POP1: 5.74e-16 POP1: 5.14e-16 POP2: 0.141 POP2: 1.05e-06 POP2: 4.06e-08 POP2: 0.000265 POP2: 1.37e-09 POP2: 0.000734 POP2: 0.000306 POP2: 2.08e-09 POP2: 0.000152 POP2: 1.47e-08 POP2: 1.33e-07 POP2: 0.000806 POP2: 1.8e-06 POP2: 5.05e-08 POP2: 2.23e-08 POP2: 2.91e-10 POP2: 0.000243 POP2: 3.84e-10 POP2: 3.53e-11 POP2: 2.2e-07 POP2: 1.21e-07 POP2: 1.38e-08 POP2: 2.52e-11 POP2: 3.54e-12 POP2: 4.42e-08 POP2: 1.04e-10 POP2: 2.9e-15 POP2: 1.57e-13 POP2: 3.58e-13 POP2: 5.74e-16 POP2: 5.14e-16 REFL_1Dm: 0 REFL_1Dp: 0 REFL_2Dm: 0 REFL_2Dp: 0 -------- Feed Forward ------- Feed forward error: 1% -------- DC Power at detection ports ------- REFL1: 50 [mW] REFL2: 0 [mW] REFL3: 0 [mW] REFL4: 0 [mW] POP1: 50 [mW] POP2: 50 [mW] AS_DC: 21.5 [mW] AS_PO: 8.21 [mW] OMC_REFL: 796.535 [mW] POX: 71.8 [mW] POY: 72.6 [mW]