Calculators
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Most Popular Amateur Radio RF Safety Calculator
University of Texas Amateur Radio Club RFCalculator. This is a main beam power density estimation program intended for use as part of a routine evaluation of RF safety compliance with FCC regulations  Coil Inductance Calculator
Calculate the inductance of a singlelayer, aircore coil.  LCF Calculator
LCF online Calculator, calculate relation between Frequency Capacitance Inductance and Reactance  Coil Inductance Calculator
Approximate Air Coil Inductance Calculator  Online Calculators for Radio & Electronic Design
Online calculators for toroid coil, aircore coil inductance, XL, XC, and more.  Air cored inductor calculator
 Online calculator for Input coil data, LC Resonant Frequency and L match
[ Hits: 207  Votes: 0  Rating: 0.00 ]
 Amateur Radio RF Safety Calculator
 University of Texas Amateur Radio Club RFCalculator. This is a main beam power density estimation program intended for use as part of a routine evaluation of RF safety compliance with FCC regulations
[ Hits: 5638  Votes: 26  Rating: 7.81 ]
 Capacitance Calculator
 An online calculator for designing and evaluating capacitors based on the capacitor's area, separation, number, and dielectric constant
[ Hits: 89  Votes: 0  Rating: 0.00 ]
 Capacitor kVAr calculator
 Online calculator to determine the Capacitor kVAr required to improve the power factor from cos 01 to cos 02 with your present kW load
[ Hits: 1236  Votes: 46  Rating: 5.02 ]
 Coil Inductance Calculator
 Approximate Air Coil Inductance Calculator
[ Hits: 2106  Votes: 8  Rating: 4.37 ]
 Coil Inductance Calculator
 Calculate the inductance of a singlelayer, aircore coil.
[ Hits: 4084  Votes: 24  Rating: 5.30 ]
 Convert power levels between Watts, dBW and dBm
 Online calculator that allows to enter one value either in dBW, dBm or W and it will calculate the two other values
[ Hits: 186  Votes: 3  Rating: 1.67 ]
 DB Watts EIRP Calculator
 Online calculator, to convert dbWatts to Watts and viceversa, or ERP and EIRP by G4URH
[ Hits: 516  Votes: 14  Rating: 4.15 ]
 dbm Calculator
 The dbm online calculator and reference table for 50 Ohm
[ Hits: 426  Votes: 8  Rating: 5.12 ]
 Electrical Calculators Online
 Electrical and electronics online calculators by Calculatoredge.com
[ Hits: 339  Votes: 2  Rating: 2.00 ]
 Electronic calculator
 Some simple electronics calculator in javascript
[ Hits: 796  Votes: 3  Rating: 5.67 ]
 FIlters calculator
 Passive BandPass Filter, lowpass filter calculator
[ Hits: 273  Votes: 1  Rating: 2.00 ]
 Impedance Matching Network Designer
 An online multiple calculator of 16 impedance matching networks
[ Hits: 177  Votes: 2  Rating: 6.00 ]
 Inductor Calculator
 Calculate inductance online, with the cylindrical Coil Inductor Design Equations Formulas Calculator
[ Hits: 128  Votes: 0  Rating: 0.00 ]
 LCF Calculator
 LCF online Calculator, calculate relation between Frequency Capacitance Inductance and Reactance
[ Hits: 2248  Votes: 30  Rating: 3.97 ]
 mini dB Calculator
 dBCalculation for the experimenting radio amateur.
[ Hits: 1034  Votes: 5  Rating: 6.00 ]
 Mini Ring Core Calculator
 The easy way to calculate toroid cores.
[ Hits: 1346  Votes: 10  Rating: 4.70 ]
 Online Calculators for Radio & Electronic Design
 Online calculators for toroid coil, aircore coil inductance, XL, XC, and more.
[ Hits: 1664  Votes: 2  Rating: 10.00 ]
 Resistor calculator
 This resistor calculation tool shows which combinations of two resistors, series or parallel, gives a match better than the closest standard value.
[ Hits: 165  Votes: 0  Rating: 0.00 ]
 Resonant Frequency Calculator
 This web based application will compute circuit values required for an LC circuit to resonate at given frequency. Also it will compute the resonant frequency if given values for L and C.
[ Hits: 1607  Votes: 7  Rating: 5.57 ]
 RF Attenuator Calculator
 This is an online rf attenuator calculator provided free in order to promote the FLEXIBOX. Calculates the resistor values, attenuation, minimum attenuation, impedance, reflection coefficient, VSWR and return loss of a matching Pi attenuator
[ Hits: 131  Votes: 0  Rating: 0.00 ]
 Singlelayer Coil Inductance and Q Calculator
 This calculator ask as input diameter, lenght turn and frequencu and will return L and Q
[ Hits: 273  Votes: 3  Rating: 7.33 ]
 TPad / HPad Resistance Calculator
 This calculator is designed to give resistor values for unbalanced Tpads, and for balanced Hpads.
[ Hits: 1018  Votes: 9  Rating: 4.77 ]
 Variometer Design
 Online variometer calculator by IN3OTD
[ Hits: 241  Votes: 0  Rating: 0.00 ]
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Technical Reference : Calculators
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Capacitance Calculator
Impedance Matching Network Designer
RF Attenuator Calculator
Convert power levels between Watts, dBW and dBm
Air cored inductor calculator
Top Rated Amateur Radio RF Safety Calculator Coil Inductance Calculator Capacitor kVAr calculator Mini Ring Core Calculator DB Watts EIRP Calculator
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