Rohde & Schwarz
Rohde & Schwarz

Bluetooth Technology Tutorial

Information, overview or tutorial about the basics of the Bluetooth standard and the development of Bluetooth technology for wireless networking of small peripherals.


What is VoLTE, Voice over LTE

Details of VoLTE Voice over LTE the IMS IP Multimedia Subsystem based technology supported by GSMA for providing a unified format for Voice traffic over LTE channels.

IMPATT Diode: Operation & Theory

Essential details about the operation and theory behind the IMPATT diode, explaining how it works and how this impacts on its operation.


Comparison of 8-QAM, 16-QAM, 32-QAM, 64-QAM 128-QAM, 256-QAM, etc

Comparison between 8 QAM (8QAM), 16 QAM (16QAM), 32 QAM (32QAM), 64 QAM (64QAM), 128 QAM (128QAM), and 256 QAM (256QAM), - forms of Quadrature Amplitude Modulation

Capacitor Smoothing Circuits & Calculations

Notes, details & calculations for smoothing capacitor circuits used with rectifiers with details of ripple voltage and ripple current.

Facts of the day

22 August 2014

Quote - I rate enthusiasm even above professional skill. - Sir Edward Appleton

The way things are - Everything goes wrong all at once (Murphy's Law of Quantisation).


What is MIMO - Multiple Input Multiple Output?

MIMO - Multiple Input Multiple Output technology tutorial showing how MIMO uses multiple antennas to provide gains in channel robustness and throughput.


RF Signal Generator Essentials

Essentials of Radio Frequency, RF signal generators or microwave signal generators, facilities, capabilities, operation, etc . . . news from

GPS GLONASS, Galileo and BeiDou for Mobile Devices
GPS GLONASS, Galileo and BeiDou for Mobile Devices

Ivan G Petrovski
Location services are an increasingly important element for mobile handsets....
Read more . .

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