# Wireless Frequency Bands and Telecom Protocols

*Frequency / ARFCN caculator for NR, LTE, UMTS, GSM, CDMA and Carrier Aggregation combination. 5G NR Bands, Carrier Aggregation, Dual Connectivity. LTE Resource Grid, Bands, Bandwidth, Carrier Aggregation, CA spectrum, FCC spectrum, Proximity Services, Dual Connectivity. UMTS, GSM, WiFi and much more.*

Author:

https://www.linkedin.com/in/laurent-guillemot-1b906b5b/

# 5G Tools for RF Wireless

*Tools from engineers for engineers*

Author: **Vinogradov Oleg**

https://www.linkedin.com/in/oleg-vinogradov-18713492/

# Antenna Horizontal Isolation Calculator

*A tool to calculate Horizontal Isolation, distance between two antennas of different or equal frequencies. The calculator provides an estimate of the isolation provided by two horizontally separated antennas.*

# PIM Calculator

*This Tool will make your life easy while calculating and analyzing PIM (Passive Inter-modulation) in your DAS solution.*

Author: https://www.linkedin.com/in/ruchira-perera-68882512/

# 4G Theoretical Throughput Calculator

*4G Theoretical Throughput Calculator Calculate the maxium theoretical throughput of a specified LTE Configuration. Supports TDD, FDD and SDL, Carrier aggregation and MIMO.*

Open Source: GitHub - jake-cryptic/4g-speed: 4G Theoretical Speed Calculator | FDD & TDD Support

Author: https://www.linkedin.com/in/jake-m-268b75172/

# 5G Speed Calculator Demo

*5G Speed Calculator [Beta]*

Open Source Code: GitHub - jake-cryptic/5g-speed: 5G Speed Calculator - Support for all of the latest FDD, TDD, SDL & SUL NR bands

Author: https://www.linkedin.com/in/jake-m-268b75172/

# Antenna Downtilt and Coverage Calculator

https://www.pasternack.com/t-calculator-antenna-downtilt.aspx

*The Antenna Downtilt and Coverage Calculator (aka Antenna Tilt Angle Calculator) is used to determine the approximate downward angle, measured in degrees, which the transmitting antenna is to be positioned for optimal signal strength and coverage. This antenna tilt angle calculator also provides, given a beamwidth, the inner and outer radii of beam’s coverage.*

# LTE-FDD Capacity Calculator

https://lte-fdd-capacity-dimensioning.readthedocs.io/en/main/ltefdd-capacitycalculator/

*LTE-FDD Cell Capacity Calculation guide (documented with a calculator)
It describes all overheads and how the RF conditions (like CQI, IBLER, Rank) affect the overall Cell Capacity.
Open source documentation and also Calculator.*

Author:

# RF and Wireless Converters and Calculators

*This page of RF Wireless World covers converters and calculators. These are very useful as it provides easy calculations along with example and formulas or mathematical equations.*

Example: 5G NR ARFCN vs 5G NR frequency conversion calculator