Model IA 4 Four amplifiers in one instrument

• Input
• Impedance: 1M Ohm
• Voltage range: +/- 12V
• Equivalent input noise voltage: 10.3 nV/sqrt(Hz) at 1kHz
• Input offset voltage (typ.): 6 uV
• Temp. drift: 0.1 uV/°C
  
• DC/AC switch
  
• Gain: 1, 2, 5, 10, 20 (Other options may be required)
  
• Low pass filter:
• Bessel, 4'th order
• 1, 3, 10, 30, 100 Hz (-3dB)
• x 1 / x 100
• 100, 300, 1000, 3000, 10000 Hz (-3dB)
• Other options may be required
  
• Voltage offset
• On/Off switch
• coarse +/- 10 V
• fine +/- 0.5 V
  
• Output
• voltage range: +/- 12 V
• current output: +/- 35 mA
• resistance: 100 Ohm
• short-circuit protected
  
• Power requirements: 115 - 230 AC, 50 - 60 Hz, 50 W, fuse T 0.6A or T0.3A (IA6 and IA4), 25 W, fuse T 0.3A or T0.1A (IA2).
  
• Physical size: high quality metal 19" rack mounting; 134 x 487 x 236 mm, weight cca. 2.5kg (IA6 and IA4), 89 x 487 x 236 mm, weight cca. 2.0kg (IA2).

(Specifications subject to change without notice.)