AUBRAUX
 

 

Free Tools:

DspSee

PC Oscilloscope

Signal Generator

Attenuator Design

PLL Design

Tutorials:

Amp. Modulation

Freq. Modulation

Phase Modulation

AM, FM & PM

PAM

PWM

Jitter

Rise/Fall Times

Scope Conn.

Calculators:

mW to dBm

dBm to mW

RF Calculator

Link Budget

ARFCN Calculator

CMRR Calculator

Tables:

mW to dBm

dBm to mW

VSWR to RL

RL to VSWR

NF to NT

NT to NF

ASCII Table

RF Spectrum

Integration

Differentiation

Trignometry

ARFCN Table

CMRR Table


 

Radio Frequency (RF) Spectrum


Wavelength Frequency Band Applications
0.1 mm 3 THz
Experimental
1 mm 300 GHz
Extremely High Frequency
EHF
Millimeter wave seeker/sensor
Navy auto carrier landing
Artillery location radar
Strategic satellite communications
1 cm 30 GHz
Super High Frequency
SHF
Common carrier microwave
Radio navigation
Satellite television
Precision approach radar
10 cm 3 GHz
Ultra High Frequency
UHF
Air-ground communications
Television (420 - 890 MHz)
Navigational Aids
Cellular radio
1 m 300 MHz
Very High Frequency
VHF
Citizens band radio
Television (54 - 88 MHz)
Commercial FM (88 - 108 MHz)
Navigational aids: VOR/ILS
10 m 30 MHz
High Frequency
HF
Commercial communications
Over-the-horizon radar
Citizens band radio Amateur radio
100 m 3 MHz
Medium Frequency
MF
Commercial AM radio (0.54 - 1.6 MHz)
1 km 300 KHz
Low Frequency
LF
Loran C navigation
Amateur radio
10 km 30 KHz
Very Low Frequency
VLF
Omega navigation
100 km 3 KHz
Ultra Low Frequency
ULF
Military
103 km 300 Hz
Super Low Frequency
SLF
Military
104 km 30Hz
Extremely Low Frequency
ELF
Military
105 km 3Hz




References:

  • Introduction to Digital Communication, Rodger E. Ziemer, Roger L. Peterson.
  • Communication systems engineering, John G. Proakis, Masoud Salehi.
  • Communication Systems, 4th Ed., Simon Haykin.
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