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OPERATING INSTRUCTIONS AND
SYSTEM DESCRIPTION FOR THE
EXT-02F
EXTRACELLULAR AMPLIFIER
WITH FILTERS
One or Two Channel Recordings
VERSION 1.0
npi 2006
npi electronic GmbH, Hauptstrasse 96, D-71732 Tamm, Germany
Phone +49 (0)7141-9730230; Fax: +49 (0)7141-9730240
support@npielectronic.com; http://www.npielectronic.com
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Summary of Contents for NPI EXT-02F
- Page 1 OPERATING INSTRUCTIONS AND SYSTEM DESCRIPTION FOR THE EXT-02F EXTRACELLULAR AMPLIFIER WITH FILTERS One or Two Channel Recordings VERSION 1.0 npi 2006 npi electronic GmbH, Hauptstrasse 96, D-71732 Tamm, Germany Phone +49 (0)7141-9730230; Fax: +49 (0)7141-9730240 support@npielectronic.com; http://www.npielectronic.com...
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Page 2: Table Of Contents
EXT-02F User Manual ________________________________________________________________________________________________________________ Table of Contents 1. Safety Regulations ......................3 2. EXT-02F ..........................4 2.1. Components ......................... 4 2.2. System Description...................... 4 2.3. Description of the Front Panel..................4 2.4. Description of the Rear Panel..................7 3. Technical Data ........................8 ___________________________________________________________________________ version 1.0... -
Page 3: Safety Regulations
General safety regulations for operating electrical devices should be followed. AC MAINS CONNECTION: While working with the npi systems, always adhere to the appropriate safety measures for handling electronic devices. Before using any device please read manuals and instructions carefully. -
Page 4: Ext-02F
The EXT-02F has a differential input with high input impedance to avoid noise. The output voltage signal is available either filtered AC coupled with variable gain or DC coupled with an amplification factor of ten. - Page 5 EXT-02F User Manual ________________________________________________________________________________________________________________ In the following description of the front panel elements, each element has a number that is related to that in Figure 1. The number is followed by the name (in uppercase letters) written on the front panel and the type of the element (in lowercase letters). Then, a short description of the element is given.
- Page 6 EXT-02F User Manual ________________________________________________________________________________________________________________ OFFSET potentiometer 10 turn potentiometer for OFFSET compensation for the measured potential in DC mode, i.e. the potential provided at connector #4. The range is set by switch #2. The analog BALANCE monitor (#18) displays the offset in the range of ±30 mV and is used for optimal cancellation of the offset.
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Page 7: Description Of The Rear Panel
OFFSET. 2.4. Description of the Rear Panel ON / OFF Control for switching the EXT-02F ON or OFF. LINE OUT Phone jack connector for external audio amplification, e.g. with sound cards, power amplifiers etc. -
Page 8: Technical Data
EXT-02F User Manual ________________________________________________________________________________________________________________ 3. Technical Data CMR >90 dB at 1 kHz (tested with 0 Ω input resistance) Differential Input: Ω, range ±1 V Input: >10 Output x10mV DC: gain x10 Output range: ±12 V into 1 kΩ / ±1 V into 250 Ω load...
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