🔧 Vibration Institute Tool Kit

Professional vibration signal analysis tools for engineers and technicians. Signal generation, spectrum analysis, orbit plots, rotor balancing, and more.

📡 Signal Generator Pro

⚙ FFT Settings

Sample Rate (Hz)

Duration (s)

FFT Window

Individual Waveforms0 signals

⊕ Superimposed

FFT Spectrum

Signal Summary

#	Color	Type	Freq (Hz)	Amp	Phase

⚙ Belt Vibration Calculator

Sheave & Belt Parameters

Belt Length (mm)

mm

Small Sheave Diameter (mm)

mm

Large Sheave Diameter (mm)

mm

Driver Speed (RPM)

RPM

Number of Belt Strands

Fmax (Hz)

Hz

FFT Window

Results

Driver (1X)—Hz

Driven (1X)—Hz

Belt Pass Freq (BPF)—Hz

2× BPF—Hz

Belt Speed—m/s

Note: BPF = Belt Speed / Belt Length × Strands. Results are theoretical; actual values depend on belt tension, sheave wear, and alignment.

Time Waveform

FFT Spectrum

🔩 Mass-Spring-Damper Simulator

System Parameters

Mass (kg)

Spring k (N/m)

Damping c (N·s/m)

Init Displacement x₀ (m)

Init Velocity v₀ (m/s)

Fmax (Hz)

FFT Lines

FFT Window

Derived Values

System Type—

Damping Ratio ζ—

Natural Freq ωₙ—rad/s

Damped Freq ωd—rad/s

Natural Freq fn—Hz

Log Decrement δ—

Damped Period Td—s

System Animation

t = 0.000s 1×

Time Response x(t)

FFT Spectrum

🪟 Windows & Leakage Simulation

Signal Parameters

F1 (Hz)

Amplitude 1

F2 (Hz)

Amplitude 2

Fmax (Hz)

FFT Lines

Window Function

Results

Frequency Resolution—Hz

RMS (Windowed)—

RMS (from FFT)—

Original Signal + Window Shape (Normalized 0-1)

Window metrics will appear here after calculation.

Windowed Signal

FFT Spectrum

🌀 Shaft Orbit Plot Simulator

📊 FFT Spectrum Simulator

Signal Parameters

Signal Type

F1 (Hz)

Amplitude 1

F2 (Hz)

Amplitude 2

Fmax (Hz)

FFT Lines

Y-Scale

Log Scale

Window Function

Resolution—Hz

RMS—

Time Waveform

FFT Spectrum

🥁 Beat Simulator

Signal Parameters

Signal Type

F1 (Hz)

Amplitude 1

F2 (Hz)

Amplitude 2

Fmax (Hz)

FFT Lines

Y-Scale

Log Scale

Enable Clipping

Clip Level (Abs)

Window Function

Resolution—Hz

RMS—

Time Waveform

FFT Spectrum

〰 Time Waveform Simulator

Parameters

Signal Type

F1 (Hz)

Amplitude 1

Phase 1 (°)

F2 (Hz)

Amplitude 2

Phase 2 (°)

Sample Rate (Hz)

Samples

RMS (Combined)—

Overlaid Waveforms — S1 & S2

Combined Waveform

🎵 Signal Tone Generator

Tone Parameters

Wave Shape

F1 (Hz)

Amplitude 1

F2 (Hz)

Amplitude 2

Fmax (Hz)

FFT Lines

FFT Window

Audio: Plays a 3-second waveform in your browser via Web Audio API. F2 = 0 plays F1 only. Volume is auto-normalized.

Time Waveform

FFT Spectrum

⚖ Rotor Balancing Weight Splitter

Balance Parameters

Required Weight (g)

Required Angle (°)

Number of Holes

First Hole Offset (°)

Rotation Direction

Results

Location 1 (°)—

Mass at Loc 1 (g)—

Location 2 (°)—

Mass at Loc 2 (g)—

Method: Sine-rule vector splitting between two adjacent balance holes.

Polar Balance Diagram

〜 Amplitude Modulation Simulation

Modulation Parameters

Carrier Frequency f₁ (Hz)

Modulator Frequency f₂ (Hz)

Modulation Index A₂

Zoom (seconds shown)

Enable Clipping

Clip Level (Abs)

FFT Window

Overlay all signals on one chart

📶 Frequency Modulation Simulation

Modulation Parameters

Carrier Frequency f₁ (Hz)

Modulator Frequency f₂ (Hz)

Modulation Index β

Zoom (seconds shown)

Enable Clipping

Clip Level (Abs)

FFT Window

Overlay all signals on one chart

⚡ Vibration Unit Converter

US Units — g / in/s / mils

Frequency (Hz)

CPM

Crest Factor

rad/s0

	RMS	Peak	Pk-Pk
Acc (g)
Vel (in/s)
Dis (mil)

SI Units — m/s² / mm/s / µm

Frequency (Hz)

CPM

Crest Factor

rad/s0

	RMS	Peak	Pk-Pk
Acc (m/s²)
Vel (mm/s)
Dis (µm)