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DX-609 Preamplifier
DX-609 is a preamplifier with low noise and ultra high input impedance. The input impedance is up to 10MΩ, and it has excellent common mode rejection capability. The amplification factor is manually adjusted to 10/20/50/100, and the gain accuracy reaches 2%.
contact nowDX-609 Preamplifier
Introduction
6 nV/√Hz input noise
Manual adjustment of magnification 10/20/50/100
FET input, 10MΩ input impedance
The gain accuracy reaches 2%
DX-609 is a low noise preamplifier with ultra high input impedance, the input impedance is up to 10MΩ, and it has excellent common mode rejection capability.
Input
Input impedance: 10MΩ//10pF
Voltage input mode: single-ended or differential
Maximum input voltage: 70mVrms(Overload)
Noise performance
10Hz 22.1nV/√Hz
1kHz 6.2nV/√Hz
10kHz 5.7nV/√Hz
100kHz 5.6nV/√Hz
Coupling mode: AC coupling (0.16Hz)
Common Mode Rejection Ratio: 100dB(100Hz)
Input bandwidth: 1Hz~300kHz
Gain gear setting: 10, 20, 50, 100
Gain Accuracy: 2% max
output
A: single-ended output
B : Shield Ground
Maximum output voltage: 7Vrms
Power Requirements: 12V DC
Schematic diagram
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