. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.7.1 Performance Classes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 parameters. The models implemented are frequency-dependent, so they disagree with simpler models at high enough frequencies. This calculator is heavilly based on Transcalc. The transmission line types 1984. doi: 10.1109/TMTT.1984.1132616. – Rolf Jansen, ”High-Speed Computation of Single and Coupled Microstrip Parameters Including Dispersion, High- Order Modes, Loss and Finite Strip Thickness”, IEEE

parameters. The models implemented are frequency-dependent, so they disagree with simpler models at high enough frequencies. This calculator is heavilly based on Transcalc. The transmission line types 1984. doi: 10.1109/TMTT.1984.1132616. Rolf Jansen, "High-Speed Computation of Single and Coupled Microstrip Parameters Including Dispersion, High-Order Modes, Loss and Finite Strip Thickness", IEEE Trans 1kOhm, 1% tolerance: Brown Black Black Brown Brown 2.7. Board-Classes Performance Classes In IPC-6011 have been three performance classes established Class 1 General Electronic Products Includes consumer

parameters. The models implemented are frequency-dependent, so they disagree with simpler models at high enough frequencies. This calculator is heavilly based on Transcalc. The transmission line types 1984. doi: 10.1109/TMTT.1984.1132616. Rolf Jansen, "High-Speed Computation of Single and Coupled Microstrip Parameters Including Dispersion, High-Order Modes, Loss and Finite Strip Thickness", IEEE Trans in the box in the left corner and press Update Values. Board-Classes Performance Classes In IPC-6011 have been three performance classes established 8 Class 1 General Electronic Products: Includes

parameters. The models implemented are frequency-dependent, so they disagree with simpler models at high enough frequencies. This calculator is heavilly based on Transcalc. The transmission line types 1984. doi: 10.1109/TMTT.1984.1132616. Rolf Jansen, "High-Speed Computation of Single and Coupled Microstrip Parameters Including Dispersion, High-Order Modes, Loss and Finite Strip Thickness", IEEE Trans in the box in the left corner and press Update Values. Board-Classes Performance Classes In IPC-6011 have been three performance classes established 8 Class 1 General Electronic Products: Includes

parameters. The models implemented are frequency-dependent, so they disagree with simpler models at high enough frequencies. This calculator is heavilly based on Transcalc. The transmission line types 1984. doi: 10.1109/TMTT.1984.1132616. Rolf Jansen, "High-Speed Computation of Single and Coupled Microstrip Parameters Including Dispersion, High-Order Modes, Loss and Finite Strip Thickness", IEEE Trans in the box in the left corner and press Update Values. Board-Classes Performance Classes In IPC-6011 have been three performance classes established 8 Class 1 General Electronic Products: Includes

parameters. The models implemented are frequency-dependent, so they disagree with simpler models at high enough frequencies. This calculator is heavilly based on Transcalc. The transmission line types 1984. doi: 10.1109/TMTT.1984.1132616. Rolf Jansen, "High-Speed Computation of Single and Coupled Microstrip Parameters Including Dispersion, High-Order Modes, Loss and Finite Strip Thickness", IEEE Trans value in the box in the left corner and press Update Values. ボード クラス Performance Classes In IPC-6011 have been three performance classes established 8 Class 1 General Electronic Products: Includes

1 月 。 doi:10.1109/TMTT.1984.1132616。 Rolf Jansen, "High-Speed Computation of Single and Coupled Microstrip Parameters Including Dispersion, High-Order Modes, Loss and Finite Strip Thickness"（单和耦合微带参数的高速计算 instruments where high performance and extended life is required and for which uninterrupted service is desired but not critical. Certain cosmetic imperfections are allowed. Class 3 High Reliability Electronic Electronic Products: Includes the equipment and products where continued performance or performance on demand is critical. Equipment downtime cannot be tolerated and must function when required suchas

space on a board layer (or a portion of a layer) in order to create ground and power planes, carry high currents, or to provide shielding. NOTE Some EDA tools have separate tools for creating "plane layers" all zones in a board (default hotkey ). Zones may be unfilled (default hotkey + ) to improve performance and reduce visual clutter while editing large boards. NOTE By default, zone filling is a manual the new targets. The following example custom rule sets a target length and skew for nets in the high_speed netclass. The target length is 100mm, and a DRC error will be raised if it is below 95mm or

space on a board layer (or a portion of a layer) in order to create ground and power planes, carry high currents, or to provide shielding. NOTE Some EDA tools have separate tools for creating "plane layers" all zones in a board (default hotkey ). Zones may be unfilled (default hotkey + ) to improve performance and reduce visual clutter while editing large boards. NOTE By default, zone filling is a manual the new targets. The following example custom rule sets a target length and skew for nets in the high_speed netclass. The target length is 100mm, and a DRC error will be raised if it is below 95mm or

fill strategy KiCad’s zone filling algorithm has been improved to give better results and faster performance. The new algorithm produces slightly different results from the old algorithm, so this setting space on a board layer (or a portion of a layer) in order to create ground and power planes, carry high currents, or to provide shielding. NOTE Some EDA tools have separate tools for creating "plane layers" all zones in a board (default hotkey ). Zones may be unfilled (default hotkey + ) to improve performance and reduce visual clutter while editing large boards. B Ctrl B 26 NOTE Zone filling is a