Technology Labs
ACL-NP: Noise Power Spectral Density Measurement kit
1) Dedicated Noise Power Spectral Density trainer for studying noise behaviour in communication systems.
2) Provides on-board noise generation and signal-conditioning sections.
3) Includes a signal adder/summing stage for combining noise with test signals.
4) Built-in filter sections allow observation of noise over selected frequency ranges.
5) Provides variable control stages for changing signal/noise level during experiments.
6) Includes a power measurement and display section for comparative noise analysis.
7) Useful for understanding noise addition, filtering, bandwidth effects and power distribution.
2) Provides on-board noise generation and signal-conditioning sections.
3) Includes a signal adder/summing stage for combining noise with test signals.
4) Built-in filter sections allow observation of noise over selected frequency ranges.
5) Provides variable control stages for changing signal/noise level during experiments.
6) Includes a power measurement and display section for comparative noise analysis.
7) Useful for understanding noise addition, filtering, bandwidth effects and power distribution.
1) Clock generator
i) Frequency : 2 MHz
2) Onboard signa
i) Sine wave
ii) Frequency : 1 ~ 10 KHz
iii) Amplitude : 0 ~ 2 Vpp
3) Noise generator
4) Pseudo random noise source
i) Number of bits : 32-bit
ii) Output amplitude : 0 ~ 1V
iii) Noise bandwidth : 2 MHz
5) Signal attenuator and adder
i) Adjustable from 0 to the maximum of input value signal + noise adder stage
6) Low pass filter
i) 4ᵗʰ Order butterworth filter
ii) Cut-off frequency : 3.4 KHz
7) Power Meter and Display
i) Input Signal amplitude : 0 ~ 2 Vpp
ii) Timer : 1 ~15 seconds
iii)Display : 2 digits seven segment
8) Switch faults
i) 4 switch faults are provided on board to study different effects on circuit
9) Interconnection
i) 2 mm banana socket
10) Test points
i) 16 test points are provided on board to observe intermediate signals
11) Power supply
i) GND, +5V, +12V, -12V
i) Frequency : 2 MHz
2) Onboard signa
i) Sine wave
ii) Frequency : 1 ~ 10 KHz
iii) Amplitude : 0 ~ 2 Vpp
3) Noise generator
4) Pseudo random noise source
i) Number of bits : 32-bit
ii) Output amplitude : 0 ~ 1V
iii) Noise bandwidth : 2 MHz
5) Signal attenuator and adder
i) Adjustable from 0 to the maximum of input value signal + noise adder stage
6) Low pass filter
i) 4ᵗʰ Order butterworth filter
ii) Cut-off frequency : 3.4 KHz
7) Power Meter and Display
i) Input Signal amplitude : 0 ~ 2 Vpp
ii) Timer : 1 ~15 seconds
iii)Display : 2 digits seven segment
8) Switch faults
i) 4 switch faults are provided on board to study different effects on circuit
9) Interconnection
i) 2 mm banana socket
10) Test points
i) 16 test points are provided on board to observe intermediate signals
11) Power supply
i) GND, +5V, +12V, -12V
1) To observe the effect of noise on various analog systems
2) To calculate signal to noise ratio
3) To calculate noise figure
4) To calculate noise power and noise power spectral density
5) To study the effects of low pass filter on noisy signal
6) To study the effects of switch faults
2) To calculate signal to noise ratio
3) To calculate noise figure
4) To calculate noise power and noise power spectral density
5) To study the effects of low pass filter on noisy signal
6) To study the effects of switch faults
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