Cygnus Technology, Inc.
Stimulus Isolation Unit (SIU-91A)
Stimulus Isolation Unit (SIU-91A)
SKU:SIU-91
Stimulus Isolation Unit (SIU-91A)
The SIU91 is a precision isolated constant current type stimulator which is variable by a +3 to +10 volt external pulse. The power to this unit can be supplied by an external power pack or by an internal rechargeable battery. All timing is controlled by the external gate pulse generator such as the Cygnus Technology PG4000A. The SIU91A utilizes a Cygnus manufactured ultra high isolation DC-to-DC convertor which eliminates the need for expensive battery replacement.
Features:
- Gated constant current source
- High compliance voltage (>100VDC)
- Leakage current less than 1 microamp
- Current set by precision 10 turn dial
- Up to 10 mA pulsed current output
- External power supply included
- Internal rechargeable battery for even lower noise operation
- 10 microsecond pulse rise time
- Output short circuited when pulse off
- DC to DC converter operates at 125Khz
- Residual noise is outside of the range of most biological signals
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