CHEMANDY ELECTRONICS Suppliers of the unusual

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Calculators Using Java Script

Radio Frequency and Microwave JavaScript Calculator Index

About our calculators

Characteristic Impedance Calculator for the Measurement of PCB Tracks and Coaxial Cables Using a Vector Network Analyser

Calculator for total capacitance of a circular capacitor, including edge effect

Coplanar Waveguide With Ground Calculator

Matching Pi Attenuator Calculator

Matching T Attenuator Calculator

Microstrip Transmission Line Characteristic Impedance Calculator Using a Formula by Brian C Wadell

Microstrip Transmission Line Impedance Calculator for PCB's

Microstrip Transmission Line Impedance Calculator Using The IPC-2141 Formula

Pi Attenuator calculator

Preferred Resistor Values

Relative Dielectric Constant Calculator

Return loss and mismatch loss Calculator

RF Trap With Attenuator calculator with results for attenuation, return loss, VSWR and reflection coefficient

PCB Sample Size Calculator for relative dielectric constant measurements

Tank Circuit Resonant Frequency Calculator

T Attenuator calculator

Calculators Using VBScript

Radio Frequency and Microwave VBScript Calculator Index

About our calculators

Calculator for total capacitance of a circular capacitor, including edge effect

Characteristic Impedance Calculator for the Measurement of PCB Tracks and Coaxial Cables Using a Vector Network Analyser

Microstrip Transmission Line Characteristic Impedance Calculator Using a Formula by Brian C Wadell

Microstrip Transmission Line Impedance Calculator for PCB's

Microstrip Transmission Line Impedance Calculator Using The IPC-2141 Formula

PCB Sample Size Calculator for relative dielectric constant measurements

Pi Attenuator calculator with results for resistance, attenuation, return loss, VSWR and reflection coefficient

Preferred Resistor Values

Relative Dielectric Constant Calculator

Resonance Calculator for capacitor inductor tank circuit

RF Trap With Attenuator calculator with results for attenuation, return loss, VSWR and reflection coefficient

T Attenuator calculator with results for attenuation, return loss, VSWR and reflection coefficient

Products

Product index for FLEXI-BOX projects

FLEXI-BOX with 1 GHz Broadband Amplifier PCB

FLEXI-BOX with 6 dB Splitter PCB

FLEXI-BOX with Bias Tee PCB

FLEXI-BOX with Coplanar Waveguide Transmission Line PCB

FLEXI-BOX with HF Broadband Amplifier PCB

FLEXI-BOX with Remotely powered VHF Pre-amplifier PCB

FLEXI-BOX with RF Bridge PCB

FLEXI-BOX with RF Trap PCB

FLEXI-BOX with RF Trap With Attenuators PCB

FLEXI-BOX with Stub Filter PCB

FLEXI-BOX with Termination Box PCB, demonstrating resistor inductance

FLEXI-BOX with VHF Pre-amplifier PCB

FLEXI-BOX with Voltage and Current Detector PCB

Technical Article

Technical Articles Index

Accurate Method for Measuring Relative Dielectric Constant of a PCB Using a Vector Network Analyser analyzer and parallel plates.

Building a HF amplifier in a FLEXI-BOX

Measuring Characteristic Impedance of PCB tracks using a Vector Network Analyser

Measuring Relative Dielectric Constant using parallel plate method and Vector Network Analyser

RF Trap With Attenuators circuit description

Understanding RF Transmission Lines by Measurement and Calculation

VHF Pre-amplifier Description