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Ham Radio School
Filter Simulator
< Time Domain (Oscilloscope) >
STANDBY
< Frequency Domain (Spectrum Analyzer) - Max 4000 Hz >
Filter Type:
Bypass (No Filter)
Band Pass
Band Reject (Wide Notch)
Pin-Notch (Narrow)
Low Pass
High Pass
Center Freq:
1000
Hz
Bandwidth:
500
Hz
Sharpness:
4
Input Source (5 Sec):
Live Microphone
White Noise
Pure Sine Wave (400 Hz)
Square Wave (400 Hz)
Sawtooth Wave (400 Hz)
Sweeping Sine Wave (20 Hz - 4 kHz)
Time Zoom:
1.0
x
FFT Window Size:
1024 Samples (~23 ms / Wide Bins)
2048 Samples (~46 ms / Standard)
4096 Samples (~92 ms / Narrow Bins)
8192 Samples (~185 ms / High Res)
Display Mode:
Line Graph (Filled)
Bar Graph (Discrete Bins)
▶ Play
⏸ Pause
▶ Resume
■ Stop
Loop
Speed:
1.0
x
Start Microphone (Live View)
🔴 Capture 5-Sec Snapshot
Generate Waveform
Clear & Restart
< 3D Spectrum Reference >
Reference the 3D model above to map the relationship between the 2D Time and Frequency domains.