Measuring range: 0.3Mev to 3Mev full
differential spectrum

Resolution: standard-source C137s(0.66Mev)
≤15%

Time count range: 4″,12″,20″,28″,36 by
manual

Integrated nonlinear: ≤2%

Differential nonlinear: ≤±5%

Dead time: < 50μs

Stable spectrum source: 133Ba, 5μCi

Pressurization: less than 20Mpa

Dimensions: Main probe: φ45×1330mm, Probe
1st: φ40×800mm,Probe 2nd: φ65×800mm

Stability: the biggest error is less than
5%, which the average value of each data set comparing with the total average