Electrode resistance test current injection (7 pages)
Summary of Contents for NPI EXT-T2
Page 1
OPERATING INSTRUCTIONS AND SYSTEM DESCRIPTION FOR THE 8-CHANNEL EXTRACELLULAR AMPLIFIER SYSTEM FOR 2 TETRODES VERSION 1.1 npi 2010 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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Tetrode Amplifier User Manual _______________________________________________________________________________________________________________ Table of Contents 1. Safety Regulations ......................3 2. EXT-T2 Amplifier / Filter ....................4 2.1. System Description...................... 4 2.2. Description of the Front Panel..................4 2.3. Description of the Rear Panel..................6 3. Headstage..........................7 4.
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VERY IMPORTANT: Instruments and components supplied by npi electronic are NOT intended for clinical use or medical purposes (e.g. for diagnosis or treatment of humans), or for any other life-supporting system. npi electronic disclaims any warranties for such purpose. Equipment supplied by npi electronic must be operated only by selected, trained and adequately instructed personnel.
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2.1. System Description The EXT-T2 module is an amplifier/filter with headstages for two tetrodes, A and B. The signals recorded from every single tetrode attached to the headstage are amplified and filtered, and linked to the BNC connectors OUTPUT 0 to OUTPUT 3 for every tetrode. Every OUTPUT is available at two BNC connectors.
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Tetrode Amplifier User Manual _______________________________________________________________________________________________________________ Jumper Setting (Amplification / Filtering) DC, gain 200, LP 8 kHz DC, gain 500, LP 8 kHz DC, gain 1000, LP 8 kHz DC, gain 200, LP 2 kHz DC, gain 500, LP 2 kHz DC, gain 1000, LP 2 kHz DC, gain 200, LP 500 Hz DC, gain 500, LP 500 Hz...
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Figure 2: PCB of one amplifier, location of DIL switch and jumper 2.3. Description of the Rear Panel Figure 3: rear panel view of EXT-T2 GROUND This connector is linked to the internal system ground which has no connection to the 19"...
Tetrode Amplifier User Manual _______________________________________________________________________________________________________________ 3. Headstage Figure 4: one headstage of the EXT-T2 Headstage Elements Connector for the tetrode (see also Figure 5) REF Not connected GND Ground connector Ground connector (GND) Channel 1 connector (CH0) Channel 3 connector (CH2)
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