Details
Content of measurement
・ Transmission characteristics・ Reflection characteristic
・ Propagation delay characteristics
・ Characteristic Impedance
Condition
・Frequency : 10MHz~50GHz・ Transmission line form : Strip line, Micro strip line etc
Equipment used
Vector network analyzerThe required one
Sample
| Content | Size | The number of sheets that is necessary for one measurement | Remarks |
| Board | 250x250mm over | 2 | Please consult us when you cannot prepare it. |
Information
| Item | Remarks |
| Sample name | Temporary is not cared about either. We will describe to the report. |
| Relative permittivity | We measure it by the extra charge when not knowing. |
| Dielectric tangent | We measure it by the extra charge when not knowing. |
| Thickness of the board | |
| Copper foil thickness | |
| Rolling copper foil or Electrolysis copper foil |
Measurement example
Example of transmission loss measurements
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Example calculation of the attenuation constant substrate specimen samples
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