A-BMET-Trainer: Biomedical Engineering Technician Training Kit

A-BMET-Trainer: Biomedical Engineering Technician Training Kit

The BMET Trainer Board is a hands-on biomedical engineering technician (BMET) training platform designed to teach fundamental electronics, biomedical instrumentation, signal conditioning, filtering, and signal acquisition. Students build and test circuits using resistors, capacitors, diodes, operational amplifiers, instrumentation amplifiers, strain gauges, and other components. The trainer works with an iWorx data recorder and LabScribe software, allowing students to record, visualize, and analyze circuit and biomedical signals in real time.

The system includes 16 laboratory exercises covering topics such as passive and active filters, time-varying signals, operational and instrumentation amplifiers, force transducers, and biomedical signal filtering. It provides students with practical experience in circuit construction, measurement, analysis, and troubleshooting. See below for a complete list of included lab exercises.

$995.00

SKU: A-BMET-Trainer Categories: BMET, Uncategorized

These Lab Exercises can be performed with the A-BMET-B kit. For additional exercises, please visit the lab manual page.

BT-01: Ohm’s Law

Learn how to use the BMET board, and measure voltage drop across three different resistor values. Compare measured versus expected voltages.

BT-02A: Series and Parallel Circuits

Build and perform measurements on a series and parallel circuits. Compare expected versus measured values.

BT-02B: Series and Parallel LEDs

Build and perform measurements on a series and parallel LED circuits. Compare expected versus measured values.

BT-03: Voltage Dividers and Loading

Build voltage divider circuits, measure voltage drops and output voltages, and compare measured results with theoretical values. Investigate how loading affects the divider’s output voltage.

BT-04: Pull-Up and Pull-Down Networks

Explore floating inputs and learn how pull-up and pull-down resistors provide stable, reliable signals. Investigate how resistor values affect voltage, current, power consumption, and signal stability.

BT-05: Semiconductors

Explore the behavior of silicon diodes and LEDs by building circuits and measuring their voltage output under forward and reverse bias conditions.

BT-06A: RC Circuits

Explore capacitor charging and discharging in RC circuits by measuring time constants and investigating how resistance and capacitance affect circuit response.

BT-06B: RL Circuits

Explore inductor behavior in RL circuits by measuring voltage responses and investigating how resistance and inductance affect circuit performance.

BT-07: Time Varying Signals

Explore sinusoidal signals by generating waveforms and investigating how frequency, amplitude, and DC offset affect signal characteristics.

BT-08: Passive Component Calculations

Explore capacitive reactance, inductive reactance, and impedance by measuring circuit responses at different frequencies and comparing experimental results with theoretical calculations.

BT-09: Passive Filters

Explore passive low-pass and high-pass filters by building RC and RL circuits, measuring output voltage across different frequencies, and comparing the results with expected filter behavior.

BT-10: Operational Amplifiers

Explore operational amplifier circuits by building voltage follower, inverting, non-inverting, differentiating, and integrating amplifiers and observing how each circuit affects the input signal.

BT-11: Active Filters

Explore Sallen-Key active low-pass and high-pass filters by measuring how output amplitude changes with input frequency.

BT-12: Filter Loading

Explore filter loading by building buffered and non-buffered band-pass filters and investigating how buffering, filter order, and circuit configuration affect frequency response.

BT-13: Biomedical Signal Filtering and Troubleshooting

Explore ECG signal conditioning and filtering by passing simulated ECG signals through different circuits, analyzing waveform changes, and troubleshooting simulated faults using waveform analysis and systematic techniques.

The A-BMET-Trainer includes:

A-BMET-B BMET Trainer Board
C-BNC-BB Cable
C-DIN-BB Cable *with longer lead wires
C-BB-SL2 *new* Breadboard to Snap Lead Cable
A-BMET-EC Electronic components set

Optional Add-On Sets

Lab Title	Kit	Sensors
Lab 1 – Ohm’s Law Introduction to the BMET Board Exercise 1: Measuring Voltage Drop Learn how to use the BMET board and measure voltage drop across three different resistor values. Compare measured and expected voltages.	BMET	—
Lab 2A – Series & Parallel Circuits Exercise 1: Series Voltage Build and perform measurements on a series circuit. Compare expected and measured values. Exercise 2: Parallel Voltage Build and perform measurements on a parallel circuit. Compare expected and measured values.	BMET	—
Lab 2B – Series & Parallel Diodes Exercise 1: Power in Series vs. Parallel Compare how power operates in series and parallel circuits. Exercise 2: Open Circuits in Series vs. Parallel Compare how removing a component affects series and parallel circuits.	BMET	—
Lab 3 – Voltage Dividers & Loading Exercise 1: Voltage Divider Introduction Build a series voltage-divider circuit with specified components and measure the voltage drop across different resistors. Compare expected and measured values. Exercise 2: Create a Voltage Divider Build a voltage-divider circuit with chosen components and measure the voltage drop across different resistors. Compare expected and measured values. Exercise 3: Introduction to Loading Build a loaded voltage-divider circuit and measure the output voltage under loaded and unloaded conditions. Compare expected and measured values to observe the effect of loading on the output voltage.	BMET	—
Lab 4 – Pull-Up & Pull-Down Networks Exercise 1: Investigating a Floating Node Build a circuit with a floating input and measure how the voltage changes at different test points. Examine why floating inputs can cause unreliable signals in electronic systems. Exercise 2: Pull-Up Network Build a pull-up resistor circuit and measure the output voltage when a switch is open and closed. Exercise 3: Pull-Down Network Reconfigure the circuit as a pull-down resistor network and measure the output voltage when a switch is open and closed. Exercise 4: Effect of Resistor Value Investigate how different pull-up or pull-down resistor values affect circuit current, power consumption, and signal stability. Compare the advantages and disadvantages of using different resistor values in digital circuits.	BMET	—
Lab 5 – Semiconductors Exercise 1: Silicon Diodes Build a series circuit with two silicon diodes and record the voltage output in forward- and reverse-bias positions. Exercise 2: Light-Emitting Diodes (LEDs) Build a series circuit with two LEDs and record the voltage output in forward- and reverse-bias positions.	BMET	—
Lab 6A – RC Circuits Exercise 1: Measuring Capacitor Charging Build an RC circuit and record the voltage output during capacitor charging. Measure the RC time constant and compare the measured response with theoretical predictions. Exercise 2: Measuring Capacitor Discharge Record the voltage output during capacitor discharge. Measure the RC time constant and compare the measured response with theoretical predictions. Exercise 3: Effect of Resistance Build an RC circuit with a constant capacitance and record the voltage output for three different resistor values. Compare the effect of resistance on the capacitor’s charging and discharging response. Exercise 4: Effect of Capacitance Build an RC circuit with a constant resistance and record the voltage output for three different capacitance values. Compare the effect of capacitance on the capacitor’s charging and discharging response.	BMET	—
Lab 6B – RL Circuits Exercise 1: Inductor Responses Build an RL circuit and record the voltage output. Exercise 2: Effect of Inductance Build an RL circuit with a constant resistance and record the voltage output for different inductance values. Exercise 3: Effect of Resistance Build an RL circuit with a constant inductance and record the voltage output for different resistor values.	BMET	—
Lab 7 – Time-Varying Signals Exercise 1: Sinusoidal Signals Generate a sinusoidal waveform using LabScribe’s built-in function generator and measure the signal’s amplitude, period, and frequency. Exercise 2: Changing Frequency Investigate how changing the frequency of a sinusoidal waveform affects the timing of the signal. Exercise 3: Changing Amplitude Investigate how changing the amplitude of a sinusoidal waveform affects the voltage range of the signal. Exercise 4: Changing DC Offset Investigate how adding a DC offset changes the position of a sinusoidal waveform.	BMET	—
Lab 8 – Passive Component Calculations Exercise 1: Capacitive Reactance Build an RC series circuit and apply sinusoidal signals at several frequencies. Measure the voltage across the capacitor and compare the measured behavior with the calculated capacitive reactance. Exercise 2: Inductive Reactance Build an RL series circuit and apply sinusoidal signals at several frequencies. Measure the voltage across the inductor and compare the measured behavior with the calculated inductive reactance. Exercise 3: Impedance of an RC Circuit Build an RC series circuit and measure the input voltage and voltage across individual components. Use the measured values to calculate circuit impedance and compare the experimental results with the theoretical impedance.	BMET	—
Lab 9 – Passive Filters Exercise 1: RC Low-Pass Filtering (Circuit R) Build a passive RC low-pass filter and measure the output voltage at several input frequencies. Compare the measured output with the expected filter behavior. Exercise 2: RC High-Pass Filtering (Circuit M) Build a passive RC high-pass filter and measure the output voltage at several input frequencies. Compare the measured output with the expected filter behavior. Exercise 3: RL Low-Pass Filtering (Circuit Q) Build a passive RL low-pass filter and measure the output voltage at several input frequencies. Compare the measured output with the expected filter behavior. Exercise 4: RL High-Pass Filtering (Circuit L) Build a passive RL high-pass filter and measure the output voltage at several input frequencies. Compare the measured output with the expected filter behavior.	BMET	—
Lab 10 – Operational Amplifiers Adapted from the existing Bioinstrumentation Operational Amplifiers lab. Exercise 1: Voltage Follower Build a voltage-follower circuit and observe the output waveform to verify that the output follows the input signal without amplification or phase shift. Exercise 2: Inverting Amplifier Build an inverting-amplifier circuit and observe the output waveform to examine signal changes between input and output. Exercise 3: Non-Inverting Amplifier Build a non-inverting-amplifier circuit and observe the output waveform to examine signal changes between input and output. Exercise 4: Differentiating Amplifier Build a differentiating-amplifier circuit and observe the output waveform to examine how the circuit responds to changes in the input signal. Exercise 5: Integrating Amplifier Build an integrator circuit and observe the output waveform to examine how the circuit transforms the input signal through integration.	BMET	—
Lab 11 – Active Filters Exercise 1: Active Low-Pass (Circuit S) Build a Sallen-Key active low-pass filter and observe how the output amplitude changes as the input frequency increases. Exercise 2: Active High-Pass (Circuit N) Build a Sallen-Key active high-pass filter and observe how the output changes as the input frequency increases.	BMET	—
Lab 12 – Filter Loading Exercise 1: Non-Buffered Band-Pass Filter Build a band-pass filter by connecting an RC high-pass filter and an RC low-pass filter directly together to observe the effects of filter loading. Exercise 2: Buffered Band-Pass Filter Build a buffered band-pass filter by adding a voltage follower between the RC high-pass and RC low-pass filters to analyze how buffering reduces loading effects. Exercise 3: Filter Order Build band-pass filters using different high-pass and low-pass filter arrangements to examine how filter order affects the circuit response. Optional Exercise 4: Mix-and-Match Filter Combinations Build different high-pass and low-pass filter combinations to evaluate how circuit configuration influences waveform shape and frequency response.	BMET	—
Lab 13 – Biomedical Signal Filtering Exercise 1: ECG Signal Conditioning and Filtering Pass an ECG signal generated by the TA-ROAM ECG simulator through different signal-conditioning stages on the BMET Trainer Board. Observe the waveform before and after each stage to determine how each circuit affects the ECG signal. Exercise 2: Troubleshooting Faults Identify and troubleshoot simulated faults using waveform analysis and systematic troubleshooting techniques. 16 Fault Switches: Students troubleshoot using Preview Mode. Answer Key: Instructor use only.	BMET + BIK-TR	Built-in TA-ROAM ECG simulator
Lab 14 – Build Your Force Transducer Exercise 1: Calibrating to Grams & Noise Measurement Calibrate a strain-gauge force transducer so its electrical output corresponds to a known force in grams. Use LabScribe software to measure and filter noise. Exercise 2: Linearity Measurement Apply a series of known weights to the force transducer and record the corresponding output signal. Compare the measured output with the applied force to determine how closely the transducer follows a linear relationship across its measurement range.	BMET + BIK-TR	A-BYFT-Kit

Have Questions?

The iWorx team is here to help—whether you have a quick question or need hands-on support. Our technical specialists offer one-on-one assistance with setup, troubleshooting, and optimizing your system.

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ECG/EKG

Blood Flow

Pressure Volume Loops

Muscle Physiology

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Isolated Tissue

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