设计射频元件和网络的工具。
rftools的Python项目详细描述
射频工具
设计射频组件和网络的工具
安装
# for latest version (from GitHub) python3 -m pip install git+https://github.com/garrettj403/RF-tools.git # for lastest release (from PyPI) python3 -m pip install rftools
命令行工具示例
计算WR4.3矩形波导在230GHz下的特性：
输入：
^{pr2}$输出：
Rectangular Waveguide: WR4.3
--------------------------------------------------
Dimensions:
a 1.092 [mm]
b 0.546 [mm]
Standard frequency range:
low 171.553 [GHz]
mid 215.471 [GHz]
high 259.388 [GHz]
Cutoff frequencies:
TE10 137.242 [GHz]
TE20 274.485 [GHz]
TE01 274.485 [GHz]
TE/TM11 306.883 [GHz]
Properties at 230.0 GHz:
wavelength 1.624 [mm]
impedance 469.469 [ohms]计算WR2.8波导在345GHz时的衰减常数：
输入
$ waveguide-att --type WR2.8 --freq 345 --cond 5.85e7
输出
Rectangular Waveguide: WR2.8
--------------------------------------------------
Dimensions:
a 711.200 [um]
b 355.600 [um]
Standard frequency range:
low 263.457 [GHz]
mid 330.901 [GHz]
high 398.346 [GHz]
Properties at 345 GHz:
wavelength 1.098 [mm]
impedance 475.852 [ohms]
Attenuation at 345 GHz:
conductivity 5.850 E+07 [S/m]
skin depth 112.030 [nm]
attenuation 1.976 [Np/m]17.160 [dB/m]0.172 [dB/cm]计算345GHz下半径为0.5 mm的圆形波导的特性：
输入：
$ cwaveguide 0.5 --freq 345
输出：
Circular Waveguide:
--------------------------------------------------
Dimensions:
radius a 0.500 [mm]
Cutoff frequencies:
TE11 175.681 [GHz]
TM01 229.502 [GHz]
TE21 291.434 [GHz]
TE01 365.676 [GHz]
TM11 365.676 [GHz]
Properties at 345.0 GHz:
wavelength 1.010 [mm]
impedance 437.735 [ohms]使用Y因子技术计算噪声温度：
输入：
$ noisetemp 4.9/2.2 --freq 850 --thot 300 --tcold 20
输出：
Noise temperature from Y-factor
--------------------------------------------------
Physical temperature of black body loads:
Hot load 300.000 [K]
Cold load 20.000 [K]
Equiv. temp. from CW equations (with f=850.0 GHz):
Hot load 300.462 [K]
Cold load 26.496 [K]
Y-factor 2.227
Noise temperature 196.735 [K]计算微带线的宽度：
输入：
$ 50ohm-line --z0 50 --thickness 15 --er 2.2
输出：
Microstrip:
--------------------------------------------------
Input values:
desired Z0 50.000 [ohms]
thickness (t)15.000 [mil]
rel. permittivity 2.200
Output:
microstrip width 1.174 [mm]- 项目
标签：
欢迎加入QQ群-->： 979659372
