port-tuning

8 месяцев назад

This video debunks a common rule of thumb for subwoofer port design. The speaker designer explains that the size of the enclosure is not the primary factor in determining the port's cross-sectional area. Instead, the subwoofer's cone displacement and power handling are the key factors. The video then explores a more accurate method for calculating port size using software and discusses the relationship between box size and port size.

5 лет назад

This video demonstrates the process of port matching and porting two-stroke scooter engine cases. The presenter explains the concepts behind these techniques and shows how they can be applied to a specific engine. The video includes detailed instructions and tips for completing the work, as well as examples of different approaches to porting.

1 год назад

The video follows a moped enthusiast as they attempt to increase the power output of their engine by modifying the exhaust port. They use a dyno to test the changes and discuss the risks and potential benefits of their approach. The video ends with plans for further modifications and testing.

1 год назад

This video demonstrates a simple method to determine the tuning frequency of a speaker box. Using a frequency generator and a speaker, the user can observe the movement of the woofer at different frequencies to identify the point where it stops moving. This method can be applied to various speaker types, including subwoofers.

2 года назад

This video explores the impact of bass reflex port placement on speaker performance. The creator tests different port locations on a subwoofer and a floor-standing speaker, measuring the resulting sound and distortion levels. They investigate whether placing the port directly behind the speaker negatively affects performance, as some believe.