Description

Biomedical Instrumention Trainer

Experiment Content :

Electrocardiogram (ECG) Signal Measurement
Electromyogram (EMG) Signal Analysis
Electrooculogram (EOG) Signal Detection
Blood Pressure Monitoring Using Sphygmomanometer
Photoplethysmogram (PPG) Waveform Analysis
Respiratory and Ventilation Detection
Pulse Measurement Using Pulse Oximeter
Body Impedance Detection
Heart Rate Monitoring (HRM)
Blood Pressure Sensor Calibration
Red and Infrared LED Signal Analysis for Pulse Oximetry
Skin Contact Measurement Circuit Testing
AC Amplifier Circuit with Gain Adjustment
Bandpass Filter Design and Signal Analysis
Analog to Digital Waveform Conversion
Wheatstone Bridge Circuit Experimentation
Sample and Hold Circuit Functionality Testing
Lie Detector Signal Processing with Calibration
Electronic Stethoscope Signal Amplification
Temperature Measurement and Signal Conditioning

Technical Specification :

Features:
Electrocardiogram, Electromyogram, Electrooculogram,
Blood Pressure, Photoplethysmogram, Respiratory, Ventilation Detection, Pulse Meter,
Body Impedance Detection Modules.
Master Unit:
Power Supply: 5V / 1A ,±12V, 500mA
0 to 15V DC (Variable) / 100mA
0 to -15V DC (Variable) / 100mA
Computer Interface (CIA):
Optoisolated adaptor prevents damage to PC parallel port
(25-pin PLT) due to incorrect connections.
Interfaces through 25-pin M-to-F cable, 1m length.
P4XP not included in the scope of supply.
DAC Channels:
4 DAC channels: 0 to 2.5V full scale.
1 DAC channel: Output 2.5V full scale.
Function Blocks:
V to I Converter:
Input: 0-2.5V DC
Output: 0-20 or 4-20mA, 100Ω load max
V to PWM Function Block:
Input: 0-2.5V
Output: 1kHz PWM, 9V

PC Software:
USB-based Graph Utility Software for line waveform measurement.
USB I/O Module:
Interfaces 25-pin D connector on CIA panel to USB port.
Enclosed in a 25-pin D shell using Type-A to Mini-B cable.
MIC Pre-Amplifier:
Handheld electret microphone with preamplifier.
DC Gain = 1
AC Gain = 50
Audio Amplifier & Speaker:
Amplifier Gain: 20 (audio range)
Built-in loudspeaker: 8Ω / 500mW / earphone
Level Shift Card:
Two level shifters converting ±9V to 0-2.5V for PC interface.
Operating Voltage: 220/240V AC (switch settable) ±10%,
50Hz/35VA
Mechanical Dimensions:
Master Unit: 160mm (W) x 350mm (D) x 160mm (H)
Net Weight: 7.5kg
Gross Weight: 9.51kg
Panel: 215mm (W) x 165mm (H) x 40mm (D)
Net Weight: 700g approximately
Patch Cords: 4mm male to patch cords: 2 x 120mm length
14 x 500mm length
Modular Experiment Panels:
Select one or more to work:
RPM / BPM / HRM / Pulse Oximeter Experiment Panel (BM1)
Provided with 16 banana plugs & 3 test points
Function Blocks Used: LED driver @ 350Hz
Red & IR LED
I to V Converter Circuit
Sample & Hold Circuit
Blood Pressure Sensor (300mm Hg) mounted inside the panel
Shares MIC with preamplifier and loudspeaker from Master Unit
Band Pass Filters (11Hz & 1.6Hz)
Analog Wave to Square Wave Converter
Wheatstone Bridge
Instrumentation Amplifier Circuit (Gain = X50 & X1)
Skin Contact Measurement Go/No-Go Circuit
AC Amplifier (X20 Gain)
Detachable Sensor Modules / Electrodes:
Pulse Oximeter Probe / Module
Lie Detector with CAL & Temperature Sensor
Sphygmomanometer / Blood Pressure Apparatus
Electronic Stethoscope Probe / Module using Electret

Accessories : 
Single-phase power cord
4mm Banana Socket-1Set
User Manual

Others :
Parts Origin: China, Taiwan,  Japan
Manufacturing: Assemble in Bangladesh
Installation
Warranty: 01 year