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[td=1,1,116 height=17] "PK\;#[W| 产品名称:电光移频器(50MHz~100MHz) KSU?Tg&JR 所属类别:电光调制器 (NK$2A/p 厂家名称:英国Leysop公司 +a_eNl, 产品简介: F#>?i} 谐振相位调制器: PM50-100 (50MHz~100MHz) 0(\ybppx g
N76 英国Leysop公司 PM50-100 型电光移频器采用Brewster cut lithium tantalate crystal晶体,及射频驱动源,可提供50MHz到100MHz电光相位调制(移频)。PM50-100 型电光移频器适用于各种需要锁频的应用,例如PDH激光稳频(Pound-Drever-Hall),边带锁频及其他各种激光稳频领域。 k_?xiOSh ,6:ya8vB [td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]Optical wavelength range [td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=] 600 - 1300 nm N+%E=D> (Lithium Tantalate) [td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]Crystal Configuration[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]Brewster cut or xvOGE]n ar/ar normal incidence rod[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]Aperture[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]2mm[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]RF Drive power[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]2 watt maximum for p radians[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]Tuning range of optical head[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]± 15% of centre frequency[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]Voltage gain from tuned circuit[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]» 10[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]Input impedance of head[td=1,1,284 WINDOWTEXT=][align=left WIDOW-ORPHAN=]» 50 W[td=1,1,568 colSpan=2 WINDOWTEXT=]Note: These are typical specifications taken from a phase modulator operating at 70 MHz. @ de_|*c c'B6E1}sx 行波宽带相位调制器: PM1000 (1GHz) |3`Sd;^; #ak2[UOT rt)70= 当频率高于100MHz时,我们发现从调谐电路中获得的电压效率降低很快。随后,我们发现一个常规的调制器特性更好,但是我们采用了伪行波装置来提供50 ohm特别电阻和光电相位速率匹配来将带宽最大化。使用这一装置,我们制作了对1GHz相应的相位移频器。在这一频率下的高功率放大器(50W)使得在晶体上加载峰峰值约140V的电压成为了可能,这为多数应用的调制深度提供了足够的度数。 HTiqErD2_ :%cL(',Q [td=1,1,319 WINDOWTEXT=]Optical Wavelength range d~@&*1} [td=1,1,288 WINDOWTEXT=]600 - 1300 nm Lithium Tantalate &m2FEQLj 200 - 600 nm (ADP) 1CK}XLdr [td=1,1,319 WINDOWTEXT=]Aperture EEFM1asJf [td=1,1,288 WINDOWTEXT=]1.5mm typical t:NTk( [td=1,1,319 WINDOWTEXT=]Characteristic design impedance gp'9Pf;\[ [td=1,1,288 WINDOWTEXT=]» 50W OEmz`JJ67 [td=1,1,319 WINDOWTEXT=]Drive Power "Opk:;. [td=1,1,288 WINDOWTEXT=]Up to 50 watts gjB36R LN}eD\ C9>tj=yEY http://www.haoliangtech.com/product2.asp?id=73 yx?Z&9z < |