光電管放大器
新勢力光電供應光電管放大器,以便直接將光電二極管、光電倍增管等電流源的電流信號轉換成數字信號。通過切換A/W,可以設置電流值顯示或者功率值顯示(作為光功率計)。該系列光電管放大器具有如下特點:滿量程輸入范圍從±20nA至±20mA;可變偏壓從-14V至14V;LCD顯示讀數;RS-232串行接口。
Specifications
Max input without damage ±25mA
Full scale range ±20nA to 20mA in decade steps, 1pA max. resolution
A/W setting 0.100 to 1.000 A/W in increments of .005 A/W
Output impedance 100Ω
Bias voltage Selectable -14V to +14V in 6.5mV increments
Analog ourput port ±2V corresponds to ±20,000 counts of range in use
Noise and Drift <1pA/5 seconds on most sensitive range
Frequency response(-3dB) DC to 2KHz, most sensitive range
DC to 40KHz, least sensitive range
Display 4 1/2 digit LCD, 0.4" high
Power requirement Rechargeable Ni-mH batteries with approximately 10 hours of use
External supply 85-250VAC, 50-60Hz, <9VA
Dimensions 140mm(W)×63mm(H)×215mm(L)
Weight 0.9kg, excluding external power supply
Operating temperature 0 to +40°C
Accessories provided Rs-232 cable, power supply/charger, operating manual
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