RF Calculator Pro APK
APK Version History
- Version
- 1.7.0 (13)
- Architecture
- armeabi,armeabi-v7a,x86
- Release Date
- October 12, 2022
- Requirement
- Android 4.2+
Download [ 3.3 MB ]
Safe
- Version
- 1.6.0 (12)
- Architecture
- universal
- Release Date
- April 12, 2020
- Requirement
- Android 3.0+
Download [ 2.8 MB ]
Safe
- Version
- 1.5.2 (11)
- Architecture
- armeabi,armeabi-v7a,x86
- Release Date
- October 30, 2019
- Requirement
- Android 4.2+
Download [ 2.1 MB ]
Safe
- Version
- 1.5.1 (10)
- Architecture
- armeabi,armeabi-v7a,x86
- Release Date
- March 04, 2018
- Requirement
- Android 4.2+
Download [ 2.0 MB ]
Safe
- Version
- 1.5.0 (9)
- Architecture
- armeabi,armeabi-v7a,x86
- Release Date
- December 09, 2017
- Requirement
- Android 4.2+
Download [ 2.0 MB ]
Safe
About Radio FM 90s
RF Calculator Pro is a utility application consisting of various calculations, conversions and reference tables.
Radiation:
• Electromagnetic wave (wavelength, frequency, period)
• Propagation delay (distance vs. time)
• Resonance (frequency, inductance, capacitance)
• Radiated power (vs. VSWR)
• Air core inductors (inductance, turns)
RF Link:
• Free space path loss (loss, distance)
• Link budget (RSSI, fade margin)
• Fresnel zone (1st, max, 60%, Er)
RF Base Station:
• Transmission line (Tx, Att, Pout)
• EIRP ERP (effective radiated power)
• Antenna down-tilt – angle (angle, distance)
• Antenna down-tilt – coverage (inner & outer radius)
Radar:
• Power density (W/m²)
• Maximum range (distance)
Losses:
• Attenuators (Pi, Tee)
• VSWR (voltage standing wave ratio)
• Reflection coefficient (Rho)
• Return loss (dB)
• Mismatch loss (dB)
Converters:
• Power (dBm, Watt, dBW)
• Voltage (V, dBV, dBµV)
• Current (dBµA, dBA, A, µA)
• Terminated (dBm, dBµV, dBµA, V)
• Field strength (dBµV/m, V/m, dBmW/m², dBµA/m, W/m², dBpT)
• Distance (cm, m, in., yd, km, mi.)
Reference:
• RF spectrum (ITU)
• Amateur bands
• Amateur band plan – IARU region 1
• Amateur Q codes
• Phonetic alphabet (NATO)
• Decibel suffixes
• SI unit prefixes
• Abbreviations
Radiation:
• Electromagnetic wave (wavelength, frequency, period)
• Propagation delay (distance vs. time)
• Resonance (frequency, inductance, capacitance)
• Radiated power (vs. VSWR)
• Air core inductors (inductance, turns)
RF Link:
• Free space path loss (loss, distance)
• Link budget (RSSI, fade margin)
• Fresnel zone (1st, max, 60%, Er)
RF Base Station:
• Transmission line (Tx, Att, Pout)
• EIRP ERP (effective radiated power)
• Antenna down-tilt – angle (angle, distance)
• Antenna down-tilt – coverage (inner & outer radius)
Radar:
• Power density (W/m²)
• Maximum range (distance)
Losses:
• Attenuators (Pi, Tee)
• VSWR (voltage standing wave ratio)
• Reflection coefficient (Rho)
• Return loss (dB)
• Mismatch loss (dB)
Converters:
• Power (dBm, Watt, dBW)
• Voltage (V, dBV, dBµV)
• Current (dBµA, dBA, A, µA)
• Terminated (dBm, dBµV, dBµA, V)
• Field strength (dBµV/m, V/m, dBmW/m², dBµA/m, W/m², dBpT)
• Distance (cm, m, in., yd, km, mi.)
Reference:
• RF spectrum (ITU)
• Amateur bands
• Amateur band plan – IARU region 1
• Amateur Q codes
• Phonetic alphabet (NATO)
• Decibel suffixes
• SI unit prefixes
• Abbreviations