甄别器

它由前置放大器、甄别器和存贮器插件、分隔符插件、编码插件、丝室接口以及CAMAC机箱等组成。

It consists of preamplifiers , discriminators , modules of memory , marks , encoders and wire chamber interface , CAMAC crates etc.

用4道脉冲幅度甄别器[φ4×4英寸NaI（Tl）为探测器]测量环境天然辐射水平

Measurement of environmental natural radiation level using 4 channel pulse height discriminator with φ 4 ″× 4 ″ nai ( tl ) detector

利用不同标定源对美国Daybreak582、583型低本底厚源ZnSA1pha计数仪光电倍增管高压（HV）和积分甄别器阈值电压（DISC）进行了标定，并与示波器标定结果进行了对比。

First , this study compares thick source ZnS alpha-counting calibration results of the photomultiplier tube ( PMT ) high voltages and thresholds calibrated by the oscillograph with those by different sources .

为了保证甄别器的高性能，我们选择了ECL电路工艺的超高速比较器。

In order to ensure the high performance of the discriminator , we have chosen the ultra-high-speed comparator for the ECL circuit technology .

车载4道脉冲幅度甄别器正[φ4×4英寸NaI（Tl）为探测器]对广州-阳江及香港地区辐射水平的连续测量

Continuous measurements of radiation levels along guangzhou-yangjiang and in Hong Kong area using carborne 4 channel pulse height discriminator with φ 4 ″× 4 ″ nai ( tl ) detector

通过不同标准源的标定对比实验，对美国Daybreak公司582583型低本底厚源α-计数仪的高压值（HV）和积分甄别器阈值（DISC）进行了标定。

The aim of this paper is to calibrate low background Daybreak 582 and 583 thick source alpha counter ( TSAC ) which is used extensively in OSL dating lab by comparison of different standard sources .

介绍了一种快速定时甄别器的电路实现，输入可以是各种电平的正相或者负相信号，输出是多路脉冲宽度可调的负相标准NIM信号。

This paper introduces the circuit realization of a fast timing discriminator . Its input signals can be non-inverting or inverting signals of every kind of voltage level while its output is multi-channel negative standard NIM signal with adjustable pulse width .

一种简单、价廉的九路恒比定时甄别器

A Simple , Cheap Constant Fraction Timer with Nine Lines

一种用于放大快速小信号的电流灵敏型前置放大器/甄别器的研制

A Current-sensitive Preamplifier / Discriminator Used for Small Fast Signals

复合晶体探测器中数字化波形甄别器的设计

Design of digital pulse shape discriminator for phoswich detector

微功耗脉冲幅度甄别器

A pulse amplitude discriminator with very low-power consuming

本文介绍了用于快-快定时系统的微分恒比甄别器。

A constant fraction differential discriminator used in a fast-fast timing system is described .

快速过零甄别器

A Fast Cross Zero Discriminator

裂变碎片径迹甄别器

Fission fragment track discriminator

用于复合晶体探测器的数字波形甄别器设计

New pulse shape discriminator for the multiple phoswich detector Design of Digital Pulse Shape Discriminator for Phoswich Detector

介绍一种由电荷灵敏前置放大器、主放大器、甄别器、成形电路所组成的一体化电路。

A hybrid circuit consists of charge sensitive preamplifier , main amplifier , discriminator and shaping circuit was described .

用幅度甄别器去掉大部分噪声，用脉冲计数器计数。

Much of the noise can be eliminated with an amplitude discriminator . The light can be counted with a pulse counter .

高能物理实验中需要确定一个信号的产生时间，这个工作主要由定时甄别器来完成。

The high-energy physics experiments need to determine a signal generation time , this work is mainly done by the timing discriminator .

该甄别器具有微功耗、低工作电压的特点，适宜于输入脉冲速率要求不太高的电路。

The discriminator circuit is mainly composed of an integrated voltage comparator , MAX921 , and owns the characters of very low-power and low operating voltage .

在实验室里，通过一系列的相关实验，确定了检测系统中甄别器的阈值电压及相关参数，实现了检测系统的硬件设计和软件设计，并对γ射线检测系统进行测试。

The experiments are made in laboratory to obtain the gating voltage and the other parameters of the discriminating ware , the hardware and software of the detecting system are designed .

24小时稳定度为0.84%（包括计数器、高压、电子学放大器、甄别器、微机、打印和显示系统）。

The stability is 0 . 84 % within 24 hour ( including detector , high voltage power supply , amplifier , discriminator , computer , typer and display system ) .

本文介绍NIM/GPIB系统的基本概念、规定及其实现方法，并举例说明调节甄别器阈值的方案。

In this paper the basic concepts and specifications of the NIM / GPIB system are described briefly , and its implementation is provided as well . A scheme for adjusting the threshold of discriminator is given .

每一个信号都有其上升沿，定时甄别器通过检测上升沿来产生定时信号，确定信号的出现时刻。

Each signal has its rising edge , timing discriminator generate a timing signal by detecting the rising edge . By analyzing the two timing signal by the TDC after the time-to-digital conversion between these two physical events can determine the time difference .