Main USES: This instrument is used for the output of photomultiplier tube, proportional counter tube and other detectors in conjunction with related plug-ins for pre-stage amplification. Main technical performance: Magnification: 5 times. Stability: working for 8 hours continuously, the variation of amplification factor is less than or equal to 0.03%. Nonlinear distortion coefficient: integral nonlinear 0.5% or less (1 k Ω external load, the output amplitude 2 v). Input impedance: 500 k Ω or higher. Rise time: less than or equal to 30ns. Working environment: The temperature: 0 ~ + 50 ℃ Relative humidity: 90% or less (+ 40 ℃)
