Signal Recovery Preamplifiers
Model Type Frequency Gain Voltage Noise Current Noise Input Coupling Input Impedance Input bias current
5113 Voltage DC - 1 MHz 1 - 100,000 4 nV/√Hz   DC, AC 10 MΩ // 25 pF or 100 MΩ // 100 nF  
5182 Current DC - 500 kHz
DC - 500 kHz
DC - 100 kHz
DC - 10 kHz
DC - 5 kHz
100 kV/A
1 MV/A
10 MV/A
100 MV/A
100 MV/A, low noise
  10 pA/√Hz
5 pA/√Hz
135 fA/√Hz
45 fA/√Hz
15 fA/√Hz
DC    
5184 Voltage 0.5 Hz - 1 MHz 100 800 pV/√Hz   AC 5 MΩ //50 pF  
5185 Voltage DC - 125 MHz 100
10
10 nV/√Hz @ 10 kHz, 50 Ω
30 nV/√Hz @ 10 kHz, 1 MΩ
  DC, AC 5 Hz 50 Ω
1 MΩ // 25 pF
 
5186 Voltage 0.5 Hz - 1 MHz 1000
100
10
4 nV/√Hz
10 nV/√Hz
10 nV/√Hz
  AC 100 MΩ // 20 pF  
5402 Current DC - 100 kHz
DC - 250 kHz
DC - 450 kHz
DC - 800 kHz
DC - 2 MHz
DC - 5 MHz
1 GV/A
100 MV/A
10 MV/A
1 MV/A
100 kV/A
10 kV/A
2.5 nV/√Hz 25 fA/√Hz
50 fA/√Hz
100 fA/√Hz
500 fA/√Hz
1 pA/√Hz
5 pA/√Hz
DC   1 pA