2E0XFD

Useful Ham Radio Calculators

Ohm’s Law Calculator

Voltage (V): Current (A): Resistance (Ω):

Battery Capacity Calculator

Capacity: Voltage (V): Energy (Wh):

Power Calculator

Voltage (V): Current (A): Power (W):

Feedline Loss Calculator

Select Cable Type: Frequency (MHz): Cable Length (meters):

Estimated Feedline Loss:

0 dB

dB Conversion Calculator

Decibels (dB):
Power Ratio:
Voltage Ratio:

Grid Square Locator

Latitude: Longitude:

dB Conversion Calculator for Amateur Radio

Power (W):

Reference Power (W):

Voltage (V):

Reference Voltage (V):

Resonant Frequency Calculator

Antenna Length (meters):
Resonant Frequency:

RF Exposure Calculator

Power (W):
Antenna Gain (dBi):
Distance (m):

RF Exposure:

Ohms

Georg Ohm Ohms or OHMS may also refer to: Ohm's law of electric currents, first proposed by Georg Ohm O.H.M.S., On His/Her Majesty's Service O.H.M.S. (film)