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Amplifiers

On this page: Warner Instruments amplifiers
A-M Systems amplifiers

 

Warner IE-210 Intracellular Electrometer

A high impedance microelectrode amplifier for intracellular studies.

  • High impedance headstage (5 x 1011 ohm // 0.5 pF)
  • Driven shield to reduce input capacitance
  • Offset control and capacity compensation
  • Simultaneous current injection up to ±1 µA
  • Internal 4-pole Bessel filter
Warner IE-251A Intracellular Electrometer

Warner IE-251A Intracellular Electrometer

An economical intracellular electrometer with many of the features of the IS-201 above.

  • High impedance headstage (1 x 1011 ohm // 0.5 pF)
  • Fixed gains of x1 and x10
  • Offset control and capacity compensation
  • Probe test port
  • Simultaneous current injection
Warner DP-301 AC/DC Amplifier

Warner DP-301 AC/DC Amplifier

AC/DC Differential amplifiers suitable for extracellular recording.

  • Gains of x100, x1000 and x 10000, in AC and DC modes
  • High common mode rejection (CMRR) and low noise
  • Single-channel model (DP-301) is battery operated for use within cage
  • Four-channel model (DP-304) is rackmountable

 


 

A-M Systems Neuroprobe Amplifier

The Neuroprobe (Model 1600) is a high-impedance microelectrode amplifier suitable for intracellular work.

  • High impedance headstage (1 x 1014 ohm)
  • Simultaneous current injection
  • Offset control and capacity compensation
  • Fixed gains of x1 and x10

A-M Systems 3100 Intracellular Electrometer

An easy-to-use economical electrometer suitable for intracellular work.

  • High impedance headstage (1 x 1013 ohm)
  • Simultaneous current injection
  • Offset control and capacity compensation
  • Fixed gains of x1 and x10

A-M Systems 3000 AC/DC Differential Amplifier

An high-impedance low-noise amplifier with both AC and DC modes, suitable for extracellular recording with both glass and metal microelectrodes.

  • Gains of x50 to x10000
  • Stimulus mode allows monitoring stimulus current
  • Offset control and capacity compensation
  • High- and low-pass filtering and notch filter
  • Optional high impedance headstage

A-M Systems Microelectrode AC Amplifier

A two-channel AC differential amplifier (Model 1800) for extracellular recording and/or stimulating.

  • Designed for use with high-impedance metal microelectrodes
  • High impedance headstage design (1 x 1014 ohm) for low noise
  • AC gains of x100, x1000 and x 10000
  • Stimulus mode switches stimulus to electrode while monitoring current
  • Capacity compensation & notch filter

A-M Systems 4-channel AC Amplifier

The 4-channel Model 1700 Amplifier is designed for research or teaching applications using extracellular recording from excitable tissue.

  • AC gains of x100, x1000 and x 10000
  • Stimulus mode switches stimulus to electrode while monitoring current
  • Switchable filtering, including notch filter
  • A-M Systems 16-channel AC Amplifiers

    The new 16-channel Model 3500 & 3600 Amplifiers are modern multi-channel AC amplifiers with touch-screen controls and include Windows software for amplifier control via a USB port.

    • Model 3500 - without headstage, for electrodes < 1 Mohm
    • Model 3600 - with choice of record-only or record-stimulate headstage, for electrodes > 1 Mohm
    • AC gains of x10 to x20,000
    • Selectable low and high cutoffs, plus notch filter
    • Low noise, low bias current
    • Built-in calibrator signal

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