| Name | Company | Catalog Number | Comments |
| Amplifier | Numerous options | See Curtin, Lorenzo, and Allen 2007 (PDF) for a list of vendors. | |
| Shock box | Custom | Custom | See supplemental material for a circuit diagram for the custom shock box used by the Curtin laboratory. An example of a commercial shock box can be found at: http://www.psychlab.com/stim_SHK_shockers.html. |
| Headphones | Sennheiser | 4974 | Head phones should be capable of repeatedly delivering startle probe’s at the level chosen by experimenters (e.g.102 dB). |
| Participant monitoring camera | PolarisUSA | BC-660B | Infrared capable camera so participant can be monitored while lights are off in experiment room. |
| Infrared panel | PolarisUSA | IR-TILE | |
| Video monitor for participant monitoring | Marshall Electronics | M-Pro CCTV 19 | |
| Stimulus Computer | Dell | Dell Optiplex3010 | Most modern computers appropriate |
| Sound card (Stimulus computer) | Creative | 70SB127000002 | The sound card delivers the startle probes. An example of a stand alone noise generator can be found at:http://www.psychlab.com/stim_TG_WN_sound.html#. |
| I/O card (Stimulus computer) | Measurement Computing | PCI-DIO24 | I/O card allows control of shock box and communication of event markers (e.g. for startle probe occurrence) to data collection computer. |
| Stimulus control software | Psychtoolbox | Open source (free) toolbox based in Matlab. | |
| Computational platform for stimulus control and data reduction | MathWorks | Required to use Psychtoolbox and EEGLAB (below). | |
| Data collection computer | Dell | Dell Optiplex3010 | Most modern computers are appropriate |
| Psychophysiology acquisition software | Numerous options | See Curtin, Lorenzo, and Allen 2007 (PDF) for a list of vendors. | |
| Stimulus Monitor | Acer | Acer AL1916W | |
| Data Collection Monitor | Acer | Acer AL1916W | |
| Participant CRT monitor | ViewSonic | P810 | |
| Data processing software | EEGLAB | Open source (free) software package based in Matlab. |