微电极放大器,是高增益AC/DC微分放大器,可用于低噪声的可兴奋组织的细胞外记录、EEG、EKG等记录。
Model 1700型 微电极放大器产品主要特点及参数:
4道微分交流放大器,相当于4台放大器
低噪声:1.0μV(peak-peak)
输入阻抗:1011Ω
增益:100、1,000、10,000
具有低通、高通滤波以及50/60Hz带阻滤波
电压输出范围:±8V
![](https://img1.dxycdn.com/2020/1214/220/6727277487280403543-14.jpg)
根据需求,还有其他多个型号可供选择:
Model 3000型产品主要特点及参数:
单道交流放大器
选择Stimulus模式,外部刺激器可输入刺激信号
Recording模式和Stimulus模式都可通过计算机控制
输入阻抗:1015Ω
增益:50-10,000
电容补偿:4-50pF
具有低通、高通滤波和带阻滤波
直流失调电位补偿:±250mV
体积小,可放置于屏蔽网内
噪声:1.8μV, p-p(10Hz-10kHz); 0.1fA/Hz
![](https://img1.dxycdn.com/2020/1214/046/9558428219570403543-14.png)
Model 1800型 微电极放大器产品主要特点及参数:
2道交流放大器,相当于2台放大器
探头适用于高阻抗玻璃或金属电极的细胞外记录和刺激
低噪声:1.0μV(peak-peak)
输入阻抗:1011Ω
增益:100、1,000、10,000
具有低通、高通滤波以及50/60Hz带阻滤波
电压输出范围:±8V
![](https://img1.dxycdn.com/2020/1214/331/3552192919870403543-14.png)
Model 3500型 微电极放大器产品主要特点及参数:
13 gain settings from x2 to x20,000
8 high-pass filter settings from 0.3 Hz to 500 Hz
8 low-pass filter settings from 100 Hz to 20.0 kHz
TTL Control of instrument mode
Twin stimulation busses to pass current
Channel Monitors
Built-In Calibration signal
Common Reference Bus
Blanking
PC control capability
MATLAB® and LabVIEW SDK and drivers available
3U rackmount enclosure accommodates all 16 channels
![](https://img1.dxycdn.com/2020/1214/324/6463927970780403543-14.png)
Model 3500 Control Software
The Model 3500 is supplied with optional Windows control software. This software controls all features of the amplifier via a USB port (cable included).
The program also enables the storage of an unlimited number of 16-Channel parameter files, as well as provides a real-time notepad that logs changes in parameter settings or experimenter-added notations.
![](https://img1.dxycdn.com/2020/1214/614/0262279144980403543-14.gif)
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