詳細(xì)說明
調(diào)頻調(diào)幅信號發(fā)生器 Marconi 2022D
廠家:英國馬可尼
頻率范圍: 10 kHz to 1 GHz(7位液晶 顯示精度10 Hz up to 100 MHz, 100 Hz above 100 MHz)
輸出幅度: -127 dBm to +13 dBm
調(diào)制:調(diào)頻、調(diào)幅、調(diào)相;外接調(diào)制;三種內(nèi)部調(diào)制頻率
Aux modulation input
體積小巧,方便攜帶 152 x367 mm , 7.5 kg
100組記憶設(shè)定
強(qiáng)大的第二功能鍵用于快速故障定位和校準(zhǔn)
Reverse power protection up to 50 W
Choice of output cal. units
Output level can be offset
Parameters can be incremented
輸出電平 -127 to +13 dBm (0.2 uV to 2 V EMF). When AM is selected the max. output power reduces linearly with AM depth to +7 dBm at maximum AM depth.
單位 單位可以是uV, mV, V EMF or PD; dB相當(dāng)于1uV, 1 mV EMF or PD; dBm.
顯示 4 位 LCD
顯示精度 0 .1 dB
輸出電平精度 +1 dB (-10 dBm 以上)
+2 dB (-10 dBm 以下)
輸出電平平坦度 Better than +0.5 dB from 10 kHz to 1 GHz for output levels above -7 dBm.
輸出阻抗 50歐 N型頭
VSWR is better than 1.5:1 for output levels below -7 dBm.
最大單邊帶噪聲 -120 dBc/Hz
Harmonics (noise) -35 dBc
Non-harmonics (noise) -40 dBc
外接頻率參考 10 MHz