重頻鎖定器BOMPD-光
飛秒激光重頻鎖定器-光鎖相環(huán)可以高精度地檢測光脈沖序列與微波信號(hào)零交叉之間的時(shí)間延遲。它生成一個(gè)基帶信號(hào)，該信號(hào)與兩個(gè)輸入之間的時(shí)間誤差成正比，從而可以在鎖相環(huán)配置中用于將激光與微波源緊密同步，反之亦然。由于其采用平衡光學(xué)探測的檢測方案，使得飛秒脈沖重頻鎖定器對(duì)光源和微波源的幅值波動(dòng)都具有免疫能力，大大抑制了光檢測過程中的AM-PM轉(zhuǎn)換噪聲。
應(yīng)用
重頻與微波信號(hào)的同步鎖定
微波信號(hào)與超快激光重頻之間的同步鎖定
微波源與穩(wěn)定鏈路輸出的同步
由超快光學(xué)振蕩器產(chǎn)生超低噪聲微波信號(hào)
與束到達(dá)監(jiān)測器(BAM)一起使用時(shí)，超快激光與加速器中電子束的同步
規(guī)格
Parameter | Value | Unit | Comment |
Detector sensitivity | > 0.05 | mV / fs | At the detector output (not amplified) |
Detector resolution | <> | fs | Integrated detector noise floor within 10 kHz bandwidth |
Control system | included | Available in Epics, Tango… | |
Auto lock | included | ||
Dimensions | Rack mountable, 19 inch width, 5HU | ||
Weight | 10-20 | kg | Depending on options |
RF input power | >15 | dBm | Up to 10 GHz. BOMPD tailored to frequency of interest |
Optical input wavelength | 800 ± 30 1550 ± 40 | nm | Operating at pulsed mode |
Optical input power | > 50* > 20** | mW | * Required average power for 800nm version ** Required average power for 1550nm version |
Optical input type | PM Fiber | FC or SC connector | |
Pulse repetition rate | <> | GHz | BOMPD is tailored for the repetition rate of interest |
RF Generation Option for BOMPD | |||
VCO | Included | Customizable upon request | |
Integrated feedback | Included | Optimized PID parameters | |
Timing Jitter | <> | fs RMS | Within 35 μHz - 1 MHz bandwidth; relative to the master oscillator |
RF output frequency | <> | GHz | Can be tailored for the frequency of interest |
Locking bandwidth | > 10 | kHz | Between the optical master and RF slave oscillator |
RF output power | > 10 | dBm | 50 Ω impedance |
RF power stability | <> | % | |
Low Noise Option for BOMPD | |||
VCO | Included | ||
Timing Jitter | <> | fs RMS | Within 35 μHz - 1 MHz bandwidth; relative to the master oscillator |
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