QUEX ED – Technical Specifications

Technical Specifications

Operating principle

Generation of the signals in the memory in digital format by programmable amplitude and the frequency as defined by the synthesizer.

Generated Signals

Any Way You Want Ponalt/Negalt (See below)

Output Ports

12 (Freely Exchangeable Channels)

Time of Change of Signal

max. 30 ms

Time of Change of Channel

max. 10 ms

Output voltage

programmable in the range between 0 and 4 V

Resolution of output voltage

up to ±1.5% of the final amplitude

Accuracy of output voltage

up to ±1.5% of the final amplitude

Sensitivity of ECG channel

2.5mV/100.  It requires 2.5mV input signal between the range of 0-255 for numerical 100 peak to peak modulation. At 30Hz with sinus wave signal.

Sensitivity of EEG channel

300uV/100. Here 0.3mV of 4Hz sinus signal at the output a 100 change, while the breakpoint of the filter is 150Hz, and the programmable gain is 10.

Output resistance

minimum 1kΩ, and 5 kΩ as the maximum

Output frequency

dual channel sinus wave generator 0 to 100 kHz or single channel sinus wave generator

In case of a 256 points sample

between 0 and 25 kHz

In case of a 64 points sample

between 0 and 100 kHz

Frequency resolution

0.01 Hz

Frequency accuracy

0.1% of the measured value.

Power input-patient output Isolation Voltage

4000V

Applied Fuse

MF-RO30 (Bourns; Self-Recepting Fuse)

Input signal range of the control channel

between 0 and 4 V, adjustable in grades of 1%.

Sensitivity of the control channel

adjustable between 0 and 1 in grades of 1%.

Comp. resolution of the control channel

between 0 and 4 V, adjustable in grades of 1%.

Supply voltage

5 V (via USB Port)

Feed current consumption

500 mA, the maximum.

Display parameters

Screen Size: 5,7″

Resolution

640×480

Color depth

65k colors (565 RGB)

Active area

57,6 x 43,2 mm

Pixel size

0,18 x 0, 18 mm

Backlight

4 piece of white LED

Contrast Ratio

350

Brightness

200 Cd/m2

Viewing angle

55/55/35/45 degrees

Mechanical

Dimensions of the main unit

200 x 150 x 60 mm

Weight

700 g

Accessories

Recommended length between 1.5- and 2.0-meter A-B USB Cable