Setting Up Signal Generation In Rpvdsex - TDT Medusa4Z User Manual

dB over long periods, typical of most noise exposure protocols. That type of use will damage
the speaker and will almost certainly result in clipping the stimulus. We suggest using an
external amplifier and speakers.
External Amplifiers
You might already have an appropriate amplifier in your lab. One of the most common
amplifiers we have seen in labs is the Crown D-75 or Crown D-75A. Unfortunately, this is no
longer available. If you have one, this is a good choice. If you don't already have a suitable
amplifier, we can recommend the
280Z is a two-channel amplifier that provides up to 80 watts of power.
Speakers
Because speaker models change frequently, it is difficult for us to recommend a specific
speaker. A commonly available three-way, 6 inch by 9 inch car speaker is a good choice for
delivering sound.

Setting Up Signal Generation in RPvdsEx

All of the tasks performed by your RZ6 are configured via Real-time Processor Visual Design
Studio, RPvdsEx, files. BioSigRZ and all other TDT software use RPvdsEx files behind the
scenes to control TDT hardware. You will use this same software to deliver noise exposure.
The RPvdsEx is a nuts and bolts tool with virtually limitless flexibility, but it wasn't really
designed for running experiments. That means the user interface will look a little different from
our applications software. For this purpose, however, it will work just fine and all you will need
to do when it is time to start signal presentation is open a file and click run.
Before you run signal presentation, however, you will need to make some basic adjustments to
the file.
TDT has three versions of a basic timed sound presentation file:
CSA 280Z manufactured by JBL (formerly Crown). The CSA
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