Signal Recovery
Gammadata Instruments offers amplifier modules from FEMTO, compact high-tech electronics for researchers.
- Transimpedance amplifier
- Voltage amplifier
- Lock-in amplifier
- Photo receiver
The innovative amplifiers are designed for both scientific and industrial applications with high noise performance and frequency response.
Wideband Logarithmic, 100 MHz
Features Wide Dynamic Range up to 80 dB DC coupled input Switchable Input Range ±20 µV … ±200 mV and ±200 µV … 2V Rise/Fall Time 5...
Wideband 200 MHz
Features Bandwidth DC to 200 Fixed or Variable Gain up to 40 dB Noise down to 1.2 nV/√Hz True DC Coupling, Switchable to AC 50 Ω Bipolar or 1...
Wideband 500 MHz
Features Bandwidth DC to 500 MHz Fixed or Variable Gain up to 20 dB Noise down to 3 nV/√Hz True DC Coupling, Switchable to AC 50 Ω Bipolar or 1...
Wideband 10 MHz
Features Bandwidth DC to 10 Fixed or Variable Gain up to 60 dB (x 1,000) Noise down to 4.7 nV/√Hz True DC Coupling, Switchable to AC 50 Ω...
Wideband variable gain up to 200 MHz
Features Variable Gain 10 to 60 dB (x 3 to x 1,000) Bandwidth DC to 100/200 MHz Independent of Gain (Guaranteed) DC-Drift 0.6 µV/°C Input Noise...
Ultra Low Noise, 400 kHz
Features Extremely Low Input Noise Current of 65 fA/√Hz Fixed Gain 1×10^7 V/A Low Pass Filter 400kHz Flat frequency response EMI-shielded...
Variable gain, up to 500 kHz
Features Transimpedance Gain from 10^3 to 10^11 V/A Input Noise Down to 4.3 fA/√Hz Bandwidth up to 500 kHz Rise Time down to 700 ns Bias-Voltage...
Wideband 10 MHz
Features Bandwidth DC to 10 MHz Fixed or Variable Gain up to 60 dB (x 1,000) Noise down to 0.9 nV/√Hz True DC Coupling, Switchable to AC 50 Ω...
High Speed, 200 MHz
Features Minimum Input Noise 5.3 pA /√Hz Bandwidth up to 200 MHz Gain up to 2*10^4 V/A Flat Frequency Response Stabilized and Adjustable Bias...
Low-Frequency, 100 kHz, True diff., 1 TOhms
Features Switchable Gain up to 80 dB Bandwidth DC to 100 kHz DC-Drift 1.3 µV/°C Input Noise down to 6.9 nV/√Hz Switchable AC/DC-Coupling Local...
Ultra Low Noise, 10 kHz
Features Extremely Low Input Noise Current of 10 fA/√Hz Fixed Gain 5×10^8 V/A Low Pass Filter 10kHz Flat frequency response EMI-shielded...
Wideband 200 MHz
Features Bandwidth DC to 200 Fixed or Variable Gain up to 40 dB Noise 4.5 nV/√Hz True DC Coupling, Switchable to AC 50 Ω Bipolar or 1 MΩ FET...
Variable gain, up to 200 MHz
Features Transimpedance Gain from 10^2 to 10^8 V/A Bandwidth up to 200 MHz Rise Time down to 1.8 ns Internal Signal Filters Adjustable Bias...
Miniature, Dual phase, 45 kHz
FEATURES Current and voltage input Working frequency up to 45 kHz Adjustable sensitivity, time constant and phase Local and remote...
Variable Gain, up to 400 Hz
Features 0.4 fA peak-to-peak noise Transimpedance gain from 10^4 to 10^13 V/A 240 dB dynamic range for sub-fA to mA measurements Adjustable...
High Speed, 400 MHz
Features Minimum Input Noise 20 pA /√Hz Bandwidth up to 400 MHz Gain up to 5*10^3 V/A Flat Frequency Response Stabilized and Adjustable Bias...
Ultra Low Noise, 200 kHz
Features Extremely Low Input Noise Current of 40 fA/√Hz Fixed Gain 2×10^7 V/A Low Pass Filter 200kHz Flat frequency response EMI-shielded...
