Transformer Preamplifier
Transformer Preamplifier
Transformer Preamplifier
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SR554 <strong>Transformer</strong> <strong>Preamplifier</strong>SpecificationsModeNoiseSource impedanceCMRRCommon mode rangeGainMax. freq. responseIsolationOutputMaximum outputOutput impedancePowerDimensionsWeightWarrantySingle-ended or differential0.1 nV/√Hz0.05 Ω to 1 kΩ (recommended)>120 dB below 1 kHzPrimary can float to ±100 VDC100× (transformer only)500× (transformer and buffer)0.1 Hz to 40 kHz>40 dB, DC to 500 MHzSingle-ended or differential100 Vpp (transformer only)20 Vpp (transformer and buffer)>5 kΩ (transformer only)
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