Engineering Design NIDisk Guida Utente

DartDisktm Direct-to-disk Recorder User Guide Version 3.0 May, 2007 Engineering Design

DartDisk User Guide 4 4. Acquisition Performing Acquisition To perform an acquisition, select I/O | Acquire on the DartDisk menu. DartDisk displays t

DartDisk User Guide 5 No. channels can be set to 1 or 2. Maximum sample rate is unaffected by the number of channels selected. Filename specifies the

DartDisk User Guide 6 Acquisition Summary Screen After closing the acquisition parameter screen, DartDisk displays a summary of the acquisition para

DartDisk User Guide 7 Playback Parameter Screen The Playback parameters screen allows the user to specify the file to be played, triggering mode and

DartDisk User Guide 8 Playback Summary Screen After closing the playback parameter screen, DartDisk displays a summary of the playback parameters, s

DartDisk User Guide 9 Like a VU meter, the display is oriented towards headroom, the parameter of greatest concern to the recording engineer. Headroo

DartDisk User Guide 10 and here is the meter during an overload condition represented by a red bar: Final Meter Display After recording, the meter r

DartDisk User Guide 11 driver. If I/O | Reset doesn't solve the problem, follow the troubleshooting steps in "I/O Board Not Recognized or N

DartDisk User Guide 12 A or P = acquisition or playback nchan = number of channels duration = recording duration in seconds srate = sample

DartDisk User Guide 13 Calling DartDisk from DOS A DartDisk command can also be run from a DOS batch file. This avoids entering parameters manually i

This document is provided for the sole purpose of operating the DartDisk system. No part of this document may be reproduced, transmitted, or stored

DartDisk User Guide 14 DartDisk Program Already Active or Terminated Abnormally DartDisk may issue the following message on startup. This can occur

DartDisk User Guide 15 I/O Errors Acquisition and playback errors arise when the I/O board cannot convert data, or when DartDisk cannot cannot store o

DartDisk User Guide 16 desktop workstation in the lab and in a notebook computer in the field. Contact Engineering Design for the currently recommend

DartDisk User Guide 17 Noise (re max signal level) n/s THD -80 dB Input/output characteristics No. sample rates 8 Available sample rates

DartDisk User Guide 18 figure shows the effect of a small overload, in which a 1.6-Volt signal is played through a Dart card with a full-scale output

DartDisk User Guide 19 Low-Noise Operation Low-noise operation is important when acquiring low-level signals. The essential concept is signal-to-nois

DartDisk User Guide 20   Subject Microphone Record sound file in DartDisk   Continous sound spectrogram Edit and measure sound i

DartDisk User Guide 21 6. Use SIGNAL to measure and analyze the sound events. Events can also be saved on disk as individual sound files if desired.

DartDisk User Guide 22 The wide screen and high-resolution spectrogram of the RTS can be used to locate events in sparse data sets. For example, the

DartDisk User Guide 23 The RTS runs within SIGNAL, so sound segments can be transferred easily to SIGNAL buffers for immediate analysis, and measured

LICENSE AGREEMENT THIS IS A LEGAL AGREEMENT BETWEEN ENGINEERING DESIGN AND THE BUYER. BY OPERATING THIS SOFTWARE, THE BUYER ACCEPTS THE TERMS OF T

Table of Contents 1. Overview... 1 2. Installation...

1. Overview DartDisktm provides direct-to-disk data acquisition and playback using the Dart PCMCIA analog I/O card from Engineering Design. Program

DartDisk User Guide 2 DartDisk does not require SIGNAL in order to operate - it can be installed on any Windows 95/98/2000/XP computer for stand-alone

DartDisk User Guide 3 DartDisk User Guide The DartDisk User Guide (this document) is installed as a PDF (Portable Document Format) file in the \docs