Français
5. Noise in sub-assemblies
5.1 Frequency sources
5.1.1 Components and architectures
Modern microwave equipment imposes demanding specifications, in which frequency sources are a critical element of highly evolved design . The most common requirement is for a programmable frequency plan contained...
The Ultimate Scientific and Technical Reference
This article is included in
Radar technologies and their applications
This offer includes:
Knowledge Base
Updated and enriched with articles validated by our scientific committees
Services
A set of exclusive tools to complement the resources
Practical Path
Operational and didactic, to guarantee the acquisition of transversal skills
Doc & Quiz
Interactive articles with quizzes, for constructive reading
Noise in sub-assemblies
Applications using the properties of noise
Bibliography
Standards and norms
ITU-R SM 329.7
defines "out-of-band" emissions, i.e. outside the band used, but within the total band allocated.
CEPT/ERC/REC 74-01 "spurious emissions
defines – 30 dBm per 1 GHz band
EN 301 390
specifies point-multipoint equipment, etc.
Directory
ITU (International Telrmmunications Union)
ETSI (European Telecommunication Standardization Organization)
FCC (Federal Communications Commission)
Software tools
Microwave circuits
AppCAD : http://www.hp.woodshot.com/
Friis formula
http://www.emtalk.com/tools/noise-figure-calculator.php
Non-linear simulation
...
Websites
Microwaves and hyperfrequencies website : http://www.hyper-rf.com/
Events
Annual Microwave and RF Show : http://www.microwave-rf.com/
European Microwave Week: http://www.eumweek.com/
The Ultimate Scientific and Technical Reference
