Electronics industry news

Electronic product launches

Electronic Components

Quad Flat Pack, QFP

The Quad Flat Pack or Package, QFP is a popular and convenient surface mount package for SMT ICs. It combines convenience with a high connection density. Accordingly it is widely used for the manufacture of complicated digital electronics systems where high pin counts are often needed, Read more . . .

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• SUMMARY: Ball Grid Array, BGA

Formulae and Data

Definitions of Basic Units

Sometimes it us useful to definitions of some of the basic units such as current, voltage, and the like. Check out our list. Read more . . .

Test and Measurement

Analogue Multimeter

While the digital multimeter is more widely used, the analogue meter may still be found in many laboratories and will still give a level of performance that is more than satisfactory for most applications. Find out more about these meters and their specifications. Read more . . .

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• SUMMARY: Analogue meter specs
• SUMMARY: How to use an analogue multimeter

Technology History

Heinrich Hertz

Heinrich Hertz was one of the great scientists associated with electronics. He was the first person to knowingly demonstrate the electromagnetic (radio or Hertzian) waves that had been theoretically proved by Maxwell. Sadly he died young at the age of only 36. Read more . . .

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• PIONEER: Maxwell
• PIONEER: Marconi

Cellular telecommunications

Carrier Aggregation - How to Test the Key Enabler for LTE Advanced

Meik Kottkamp, Technology Manager at Rohde & Schwarz describes the key issues behind LTE Carrier Aggregation and shows how they can be tested effectively. Read more...

• VIDEO: Carrier aggregation testing

Test and Measurement

PXI Modular Test Instrumentation System

PXI provides a modular system for test instrumentation. It is now well established and a wide variety of instruments are available ranging from data acquisition to the more traditional forms of test equipment including signal generators, spectrum analysers and more. Find out how the system works and how to use it. Read more . . .

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• SUMMARY: PXImc

Electronic Components

IMPATT Diode

The IMPATT - IMPact ionisation Avalanche Transit Time diode provides a very convenient method of generating microwave RF power and it is used in many applications from small radar systems to alarms and the like Read more . . .

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• SUMMARY: IMPATT theory & operation
• SUMMARY: Structure & fabrication
• SUMMARY: TRAPATT
• SUMMARY: BARITT diode

Cellular Telecommunications

Femtocell technology

Femtocell technology is now becoming a reality with many carriers starting to deploy them. Additionally femtocells are a core element within the deployment strategy for new cellular system deployments like LTE. It is anticipated that the use of femtocells will grow significantly over the next few years. Read more . . .

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• SUMMARY: Femtocell interference
• SUMMARY: Femtocell handover

Electronic Components

Tunnel Diode

The Tunnel diode can be used within microwave oscillators, amplifiers and mixers where it can be used as an 'active' device. Although not as widely used as some years back, it cna still find some useful applications. Read more . . .

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• SUMMARY: Tunnel diode theory & operation
• SUMMARY: Structure & fabrication
• SUMMARY: Backward diode

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