Digidata 1550b Plus Humsilencer ((hot)) Link

Unlike standard notch filters, HumSilencer is not a filter. It subtracts noise in real-time without causing signal distortion, such as phase shifts or amplitude attenuation.

| Feature | Digidata 1440A | Digidata 1550B | | :--- | :--- | :--- | | | Standard (relies on grounding/filtering) | Integrated HumSilencer | | Noise Floor | Higher baseline noise | Significantly lower baseline noise | | Grounding | Extensive manual grounding required | Simplified grounding capabilities | | Input Channels | 16 inputs | 16 inputs | | Max Sample Rate | 250 kHz | 250 kHz | digidata 1550b plus humsilencer