WirelessBrewTools

Main Navigation

  • Home
  • Calculators & Tools
  • Technical Articles
  • Cheatsheets

Tool Categories

  • 5G NR
    • 5G NR ARFCN Calculator
    • 5G NR GSCN Calculator
    • 5G NR Peak Throughput Calculator
    • 5G NR PRACH Configuration Calculator
    • 5G NR RRC Timers
    • 5G NR RSRP Measurements
    • 5QI/QoS Reference
    • Beam Failure Recovery Sandbox
    • BWP Calculator
    • Cell Selection Criterion
    • Frequency Bands
    • MAC CE Parser
    • MCS Table Reference
    • Measurement Events Simulator
    • Measurement Gaps
    • Paging & Wake-Up Calculator
    • Resource Grid Explorer
    • RSRP Mapper
    • SCS & Numerology
    • SLIV/RIV/FDRA Calculator
    • SSB Configuration
    • TBS Calculator
    • Timing Advance Calculator
  • 4G LTE
    • 4G LTE EARFCN Calculator
    • LTE CQI Calculator
    • LTE PRACH Configuration Calculator
    • LTE RRC Timers
    • LTE Throughput Calculator
    • TDD Configuration
  • RF Tools
    • Antenna Downtilt Calculator
    • Antenna Gain Calculator
    • Cable Loss Calculator
    • Cell Range Calculator
    • EIRP Calculator
    • Fresnel Zone Calculator
    • Idle Mode Reselection
    • Link Budget Calculator
    • Path Loss Calculator
    • PCI Calculator
    • PIM Calculator
    • RSRP/RSRQ/SINR Calculator
  • Common RF
    • dB Calculator
    • dBm to Watt Converter
    • Free Space Path Loss Calculator
    • Thermal Noise Calculator
    • VSWR Calculator
  • Reference Tools
    • 3GPP Specs Reference
    • 3GPP Timeline
    • IMSI/IMEI Analyzer
    • Technology Comparison
    • UE Category Reference
  • Beta Releases
    • 3GPP NTN Satellite Planner
    • CORESET/PDCCH Calculator
Contact UsSettings
WirelessBrew
HomeCalculatorsCheatsheetsTechnical Articles
Tool Categories
5G NR
5G NR ARFCN Calculator5G NR GSCN Calculator5G NR Peak Throughput Calculator5G NR PRACH Configuration Calculator5G NR RRC Timers5G NR RSRP Measurements5QI/QoS ReferenceBeam Failure Recovery SandboxBWP CalculatorCell Selection CriterionFrequency BandsMAC CE ParserMCS Table ReferenceMeasurement Events SimulatorMeasurement GapsPaging & Wake-Up CalculatorResource Grid ExplorerRSRP MapperSCS & NumerologySLIV/RIV/FDRA CalculatorSSB ConfigurationTBS CalculatorTiming Advance Calculator
4G LTE
4G LTE EARFCN CalculatorLTE CQI CalculatorLTE PRACH Configuration CalculatorLTE RRC TimersLTE Throughput CalculatorTDD Configuration
RF Tools
Antenna Downtilt CalculatorAntenna Gain CalculatorCable Loss CalculatorCell Range CalculatorEIRP CalculatorFresnel Zone CalculatorIdle Mode ReselectionLink Budget CalculatorPath Loss CalculatorPCI CalculatorPIM CalculatorRSRP/RSRQ/SINR Calculator
Common RF
dB CalculatordBm to Watt ConverterFree Space Path Loss CalculatorThermal Noise CalculatorVSWR Calculator
Reference Tools
3GPP Specs Reference3GPP TimelineIMSI/IMEI AnalyzerTechnology ComparisonUE Category Reference
Beta Releases
3GPP NTN Satellite PlannerCORESET/PDCCH Calculator
Preferences

Technical Articles

Deep dive into wireless technologies with our expert-written technical guides and tutorials.

5G NR

In-depth articles on 5G New Radio architecture, protocols, and optimization.

LTE

Comprehensive guides on 4G LTE mechanics, signaling, and features.

6G

Future-looking insights into 6G research, trends, and vision.

Latest Publications

5g-nr2025-06-027 min read

Measurement report Event A3 in 5G NR

Measurement report Event A3 in 5G NR

5g-nr2025-04-196 min read

Common Causes of MSG2 RACH Failure in 5G NR

Understand the common reasons for MSG2 (RAR) failure in the 5G NR Random Access Channel (RACH) procedure and how to troubleshoot them.

#5G#RACH
5g-nr2025-04-195 min read

RACH Failure reasons in 5G-NR

RACH Failure can happen due to Multiple issues and there might be multiple reasons, I have listed down a list of RACH Failure reasons that can happen in 5G-NR.

#MAC#NR RACH#PHY
5g-nr2025-01-155 min read

RRC Reestablishment request in 5G NR

A detailed look at the 5G NR RRC Reestablishment procedure, including triggers, fallback mechanisms, and ASN.1 message structures.

#5G#NR#RRC
5g-nr2024-12-153 min read

Measurement report Event A5 in 5G NR

A detailed guide on 5G NR Measurement Event A5: SpCell becomes worse than threshold1 and neighbour becomes better than threshold2.

#5G#NR#RRC
5g-nr2024-09-152 min read

Cell Defining SSB (CD-SSB) in 5G NR

Understand the concept of Cell-Defining SSB (CD-SSB) in 5G NR, its role in cell selection, and how it differs from other SSBs.

5GNRSSB
5g-nr2024-09-155 min read

Measurement report Event A1 in 5G NR

Understand Measurement Event A1 in 5G NR: Serving cell becomes better than threshold. Learn about triggering conditions, hysteresis, and TTT.

#5G#NR#RRC
5g-nr2024-08-102 min read

Self-Contained Slot in 5G NR

What is a Self-Contained Slot in 5G NR? Learn how it reduces latency by combining Downlink, Uplink, and Guard periods in a single slot.

5GNRLatency
5g-nr2024-07-203 min read

Beam Correspondence in 5G NR FR2

Understanding Tx/Rx Beam Correspondence in 5G NR FR2, its requirements, and UE capability indications.

5GNRFR2
5g-nr2024-06-155 min read

Can the Same 5G Cell be used for NSA and SA?

Learn how the same 5G NR cell can support both Non-Standalone (NSA) and Standalone (SA) modes, and how UEs distinguish between them.

5GNRNSA
5g-nr2024-05-206 min read

5G NR Timers and Constants

A comprehensive list of all 5G NR UE Timers, Counters, and Constants configured by the network and used by the UE during RRC_Connected and IDLE modes.

5G NRRRCTimers
5g-nr2024-05-205 min read

Measurement Report Event A2 in 5G NR

Explore Measurement Event A2 in 5G NR: monitoring serving cell signal quality to optimize handovers and maintain connection stability.

#5G#NR#Mobility
5g-nr2024-05-204 min read

NR-NR Dual Connectivity (NR-DC) Explained

Understand NR-NR Dual Connectivity (NR-DC), where a UE connects to a Master Node and Secondary Node in 5G NR. Learn about protocol architecture, signaling, and bearers.

5GNRDual Connectivity
5g-nr2024-04-156 min read

Understanding NCD-SSB (Non-Cell Defining SSB) in 5G NR Rel-17

Explore Non-Cell Defining SSB (NCD-SSB) in 5G NR Release 17, its role in RedCap, and how it differs from CD-SSB.

5GNRRel-17
5g-nr2024-04-035 min read

SCG Failure in 5G | Radio Link Failure

A deep dive into Subcarrier Spacings (SCS) and how they affect the 5G New Radio frame structure.

5G NRPhysical LayerTutorial
6g2024-04-011 min read

The Vision for 6G

What to expect from the next generation of wireless connectivity: Terahertz waves and AI-native networks.

6GFuture TechResearch
5g-nr2024-03-274 min read

PDCCH order in 5G NR

Learn how the 5G network uses PDCCH Order via DCI Format 1_0 to force UE RACH triggers and restore uplink synchronization.

#5G#NR#MAC
lte2024-03-201 min read

Introduction to LTE Advanced

Exploring the foundations of Long Term Evolution (LTE) and its evolution to LTE-Advanced.

LTE4GBasics
5g-nr2024-03-152 min read

Understanding 5G NR Numerologies

A deep dive into Subcarrier Spacings (SCS) and how they affect the 5G New Radio frame structure.

5G NRPhysical LayerTutorial
5g-nr2023-07-208 min read

Scheduling Request in 5G-NR

An in-depth look at the Scheduling Request (SR) procedure in 5G NR, covering RRC configurations, logical channel mapping, and PUCCH resources.

MAC5G-NRScheduling Request