Technologies Discussion

EMC Part 1. Electromagnetic Compatibility EMC, Electromagnetic Interference EMI Susceptibility EMS.

How to Calculate Bandwidth using Bessel Function for Frequency Modulation, FM.

How to Use Bessel Functions Table to Find the Sets of Significant Sidebands for Freq Modulation.

Multiple Access Part 3. Multiple Access Methods (FDMA, TDMA, CDMA, OFDMA, SDMA) Complete Breakdown!

EMC Testing Explained: Why Your Electronics WILL FAIL Without It! (Save Money & Avoid Disaster)

Filter Design Part 7. Compare Between Bessel Vs Butterworth Vs Chebyshev Vs Elliptic Filter Design.

EMC Part 3. Classic EMC Real Life Examples and Understand the Consequence if EMC is not Compliance.

EMC Part 5. EMI Coupling. How to Identify Near Field (E- / H-field) & Far Field Coupling in EM Wave.

Digital Mod Part 5. How Signal can Represent by a Constellation Diagram: QPSK, 8PSK, 16QAM & 64QAM.

S Parameters Part 3. How to Extract & Obtain the S Parameters, S11, S12, S21 & S22 from a DUT / EUT.

EMC Part 6. Understand Electric (E) field or Capacitive Coupling and the Parameters that Affect it.

Filter Design Part 18. How to Design a Bandpass Filter (BPF) on Microstrip Lines for Beginner.

EMC Part 58. LISN: How to Verify Line Impedance Stabilization Network (LISN) Compliance CISPR 11/32.

Communication Modes: Simplex (Radio) Vs Half Duplex (Walkie Talkie) Vs Full Duplex (Cellular).

Prog Part 4. How to Make Python or PyCharm “talk” or Communicate to Arduino UNO Board.

ADC Part 3. The Progress of How to Convert Analog-to-Digital (ADC) to Digital-to-Analog (DAC).

How to Convert from Ratio (Watt, Voltage & Gain) to Decibel (dB, dBW, dBV & dBm), Vice Versa.

Signal Representation Part 3: Signal Conversion: Express Signal in Equation, Time & Freq Domain.

Filter Design Part 24. Formulas for the Design of Coupled Line Bandpass Filter on a Microstrip Line.

Bluetooth Part 1. Classic Bluetooth Vs Bluetooth Low Energy (BLE). What is Piconet & Scatternet.

Filter Design Part 26. How to Calculate the Width (W) & Slot (S) or Gap for Coupled Microstrip Line.

Wifi Part 3. How WiFi7 (802.11be) Can Offers High Throughput with MLO, MU-MIMO, Multi-RU & Multi-AP.

Filter Design Part 13. How to Design Tapped Capacitor Bandpass Filter Circuit to Control the BW.

Radio Wave Propagation Part 1: How Ground / Surface EM Wave Travel Along the Surface of the Earth.

Radio Wave Propagation Part 2: Refraction: How Sky Waves Penetrate the Ionosphere for Satellite Comm

ZigBee Part 2. Zigbee Architecture: What are the Roles of Zigbee Coordinator, Routers & End Devices.

Satellite Communication Part 1. From Earth to Orbit: Evolution of Space-Based Telemetry Explained!

EMC Part 41. How to Reduce EMI with Signal Routing and Layer Partitioning for 1- or 2-Layer PCBs.

AM Part 4. How Modulation Index, m Affects Amplitude of Modulated Signal in Amplitude Modulation.

Bluetooth Part 1. Bluetooth System Architecture Personal Area Network (PAN) as Piconet / Scatternet.

FM Part 5. How to Calculate Bandwidth Using Carson’s Rule (Approximate) & Bessel Function Tables.

Noise Part 5. How to Calculate Signal-to-Noise Ratio (S/N), Noise Ratio (NR) & Noise Figure (NF).

AM Part 1. Amplitude Modulation: How to Combine Carrier & Modulating Signals to AM Modulated Signal.

Freq Synthesizer Part 1. Types of Freq Synthesizer: Direct Analog & Digital & Phase-Locked Loop PLL.

Wifi Part 4. 802.11ax (WiFi 6 & WiFi 6E) Vs 802.11be (WiFi 7) – What’s the Difference?

SatComm Part 2. GEO, MEO, LEO: The Satellite Trio Powering Your World Serve Different Applications.

Filter Design Part 18. How to Use Connecting Line & Shunt Shorted Stubs to Design a BandPass Filter.

LPWAN Part 2. Unlicensed Vs License LPWANs: LoRa, Sigfox, NB-IoT, LTE-M – Business Models Study!

Signal Representation Part 2: Step-by-Step Guide: Converting Equations to Time & Frequency Domains.

Digital Transceiver Part 2. RF Modulator: Amplitude, Freq & Phase (ASK, FSK & PSK) & Up-convertor.

AM Part 3. Double Sideband Full Carrier or Suppress Carrier & Single Sideband Suppress Carrier.

EMC Part 11. How to Distinguish Noise Source from Capacitive E-field / Inductive H-field Coupling.

FM Part 2. AM Vs FM: The Technical Reasons Freq Modulation is Superior. FM Advantage Outweigh AM.

Amplifier Part 14. How to Use Rollett Stability Factor, k to Ensure Amplifier/Transistor is Stable.

Amplifier Part 15. RF Amplifier Design: How to Find Max Available Gain (MAG) for Stable Transistor.

PLL Part 1. Phase-Locked Loops (PLL) Explained – How Phase Detectors, Filters & VCOs Work!

Digital Modulation Part 4. How Does Phase Shift Keying Work? Explained with Constellation Diagrams!

Sat Comm Part 4. How Satellites Orbit Earth: Kepler’s Laws of Motion (Physics & Space Science).

How to Use Decibels (dB & dBm) for Strong & Weak Signal Strength in Communication Systems.

Digital Modulation Part 6. How Quadrature Amplitude Modulation, QAM Achieves Better Throughput.

Microwave Part 1. Intro to Microwave Engineering | Transition from RF to mmWave & Applications.

Impedance Matching Part 13. How to Design Binomial (Butterworth) Multi-Section Impedance Transformer

Impedance Matching Part 1. Why It’s Crucial for Maximum Power Transfer | Matched vs Mismatched Load.

Link Budget Part 5. How to Calculate the Path Loss Using Plane Earth Model (Ground Reflected Wave).

EMC Part 51. How to Apply ESD Electrostatic Discharge Direct & Indirect Contact to EN/IEC 61000-4-2.

Antenna #1. Types Explained (Wire, Dipole, Monopole, Log Periodic, Horn Antenna & More). Which Suit?

Digital Modulation #7. What is QPSK Channel Impairment: Quadrature Error, IQ Imbalance & Offset.