Periodically emits a search stimulus.

Author

Jan Benda

Christian Machens

Version

2.8 (July 25, 2017)

Options

• intensity=80dB: Intensity (number)
• minintensity=0dB SPL: Minimum sound intensity (number)
• maxintensity=100dB SPL: Maximum sound intensity (number)
• mute=false: No stimulus (boolean)
• duration=50ms: Duration of stimulus (number)
• pause=500ms: Duration of pause (number)
• prepause=50ms: Part of pause before stimulus (number)
• frequency=5kHz: Frequency of stimulus (number)
• minfreq=2kHz: Minimum allowed frequency (number)
• maxfreq=50kHz: Maximum allowed frequency (number)
• waveform=sine: Waveform of stimulus (string)
• ramp=2ms: Ramp (number)
• side=left: Speaker (string)
• repeats=0: Number of repetitions (integer)
• adjust=true: Adjust input gains (boolean)
• saving=true: Save raw data (boolean)
• setbestside=never: Set the sessions's best side (string)
• keep=true: Keep changes (boolean)

Keyboard shortcuts:

• Left: Left speaker
• Right: Right speaker
• X, Pause: Toggle stimulus output
• Up: Increase intensity by 1dB
• Down: Decrease intensity by 1dB
• Shift+Up: Increase intensity by 5dB
• Shift+Down: Decrease intensity by 5dB
• Ctrl+Up: Increase frequency by 1kHz
• Ctrl+Down: Decrease frequency by 1kHz
• Ctrl+Shift+Up: Increase frequency by 5kHz
• Ctrl+Shift+Down: Decrease frequency by 5kHz
• Ctrl+Left: Decrease duration of pause by 5ms
• Ctrl+Right: Increase duration of pause by 5ms
• Ctrl+Shift+Left: Decrease duration of pause by 50ms
• Ctrl+Shift+Right: Increase duration of pause by 50ms
• Alt+N: Band limited white noise
• Alt+S: Sine wave (pure tone)