KM Frequency Tester

Master Control

Waveform

Volume

Session Timer (minutes)

Multi-Frequency Tones

Mute excludes a tone. Solo plays only soloed tones.

Sweep Mode

Start Hz

End Hz

Step Hz

Speed (ms)

Frequency Library

Defaults, uploaded CSV rows, and custom saved entries all use the same multi-channel format.

Search Library

Selected Item Preview

Nothing selected

Save Current Tone Layout

Saves all active tone rows as one multi-channel library item.

Custom Layout Name

Or Single Custom Frequency Name

Single Custom Frequency (Hz)

CSV Import / Export

CSV format supports a full multi-channel row layout.

Supported CSV format: name,ch1,ch2,ch3,ch4,ch5,ch6,ch7,ch8

Example: Sleep Mix,3.5,7.83,10

Also accepted: name,freq or a single number per line.

Import CSV

Export Custom Library

Waveform Scope

Mixed signal + per-tone overlays

Scope Time Window (ms)

20 ms

Vertical Zoom

1.0x

Show Mixed Trace

Spectrum

Live FFT + peak hold

FFT Size

Smoothing

0.65

Max Frequency (Hz)

Floor (dB)

Peak Hold

Peak Labels

Waterfall Spectrum

Rolling history like SDR

Waterfall Speed

2

Waterfall Brightness

1.6x

Freeze Waterfall

Clear Peak/Waterfall