Comparison of radio systems

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Many of the world's radio stations broadcast in a variety of analog and digital formats. This page will list and compare them in chart form.

## Contents

* 1 Table
* 2 References

## Table

World radio systems (Terrestrial) System  | Type  | Modulation  | Data rate  | Sidebands?  | Ch. Bandwidth (KHz)  | Radio spectrum  | Sound Codec  | Digital subchannels | SFN | Metadata/RDS/RBDS

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AM radio | Analog radio | Amplitude modulation | N/A | ? | 18–20 kHz | 148.5-283.5 kHz (Longwave)
510–1610 kHz (Europe)
510–1710 kHz (USA and Canada) | N/A | N/A | No | None
Motorola C-QUAM | Analog radio (AM stereo) | QAM | N/A | ? | 18–20 kHz | 510–1610 kHz (Europe
510–1710 kHz (USA and Canada) | N/A | N/A | No | None
DAB | Digital radio | OFDM (DQPSK) | around 1000 kbit/s (4 channels up to 256 kbit/s) | ? | 1500 kHz | VHF-High/174-240 MHz,
L-band/1452-1492 MHz | MPEG-Layer 2 | Yes, typically 4-6 "stations" per channel | Yes | Yes
DAB+ | Digital radio | OFDM (DQPSK) | up to 256 kbit/s | ? | 1500 kHz | VHF-High/174-240 MHz,
L-band/1452-1492 MHz | HE-AAC | No | Yes | Yes
Digital Radio Mondiale | Digital radio | COFDM (QAM) | up to 72 kbit/s | ? | 4.5–5 kHz (hybrid mode),
9–10 kHz,
18-20 kHz | 510-1610 kHz (Europe),
510–1710 kHz (USA and Canada),
SW, LW | MPEG-4 HE-AAC/CELP/HVXC | Yes, via IBOC | No? | Yes
FM radio | Analog radio | Frequency Modulation | N/A | ? | 200 kHz | 87.5-108 MHz,
76-90 MHz (Japan),
65.8-74 MHz (USSR) | N/A | N/A | None | Yes (depending on station)
HD Radio | Hybrid/Digital radio | COFDM-HDC (SBR) | up to 60 kbit/s on AM,
up to 300 kbit/s on FM | ? | 20–30 kHz on AM band ±5 kHz (on adjacent channel),
up to 400 kHz on FM band (2 full FM channels) | 510–1710 kHz,
87.5-108 MHz | HDC | up to 7 (3 full-power, 4 low-power) subchannels (FM) | No? | Yes

## References

* v
* t
* e

Analog and digital audio broadcasting

Terrestrial|

| Radio modulation|

* AM
* FM
* COFDM

|

Frequency allocations|

* LW (LF)
* MW (MF)
* SW (HF)
* VHF (low / mid / high)
* L band (Ultra high frequency

Digital systems|

* CAM-D
* DAB/DAB+
* DRM/DRM+
* FMeXtra
* HD Radio
* CDR
* DVB-T2 Lite

Satellite|

| Frequency allocations|

* C band
* Ku band
* L band
* S band

|

Digital systems|

* ADR
* DAB-S
* DVB-SH
* S-DMB
* SDR

Commercial radio providers|

* Sirius XM Holdings
* SiriusXM Canada

Codecs|

* AAC
* AMR-WB+
* HDC
* HE-AAC
* MPEG-1 Audio Layer II

Subcarrier signals|

* AMSS
* DirectBand
* PAD
* RDS/RBDS
* SCA/SCMO
* DARC

Related topics

Technical (audio)|

* Audio data compression
* Audio signal processing

Technical (AM stereo formats)|

* Belar
* C-QUAM
* Harris
* Kahn-Hazeltine
* Magnavox

Technical (emission)|

* AM broadcasting
* AM expanded band
* Cable radio
* Digital radio
* Error detection and correction
* FM broadcast band
* FM broadcasting
* Multipath propagation
* Shortwave relay station

Cultural|

* History of radio
* International broadcasting

* Comparison of radio systems

* v
* t
* e

Telecommunications

History|

* Beacon
* Broadcasting
* Cable protection system
* Cable TV
* Communications satellite
* Computer network
* Data compression
* audio
* DCT
* image
* video
* Digital media
* Internet video
* online video platform
* social media
* streaming
* Drums
* Edholm's law
* Electrical telegraph
* Fax
* Heliographs
* Hydraulic telegraph
* Information Age
* Information revolution
* Internet
* Mass media
* Mobile phone
* Smartphone
* Optical telecommunication
* Optical telegraphy
* Pager
* Photophone
* Prepaid mobile phone
* Radio
* Radiotelephone
* Satellite communications
* Semaphore
* Semiconductor
* device
* MOSFET
* transistor
* Smoke signals
* Telecommunications history
* Telautograph
* Telegraphy
* Teleprinter (teletype)
* Telephone
* The Telephone Cases
* Television
* digital
* streaming
* Undersea telegraph line
* Videotelephony
* Whistled language
* Wireless revolution

Pioneers|

* Nasir Ahmed
* Edwin Howard Armstrong
* Mohamed M. Atalla
* John Logie Baird
* Paul Baran
* John Bardeen
* Alexander Graham Bell
* Tim Berners-Lee
* Jagadish Chandra Bose
* Walter Houser Brattain
* Vint Cerf
* Claude Chappe
* Yogen Dalal
* Donald Davies
* Lee de Forest
* Philo Farnsworth
* Reginald Fessenden
* Elisha Gray
* Oliver Heaviside
* Erna Schneider Hoover
* Harold Hopkins
* Internet pioneers
* Bob Kahn
* Dawon Kahng
* Charles K. Kao
* Narinder Singh Kapany
* Hedy Lamarr
* Innocenzo Manzetti
* Guglielmo Marconi
* Robert Metcalfe
* Antonio Meucci
* Jun-ichi Nishizawa
* Radia Perlman
* Alexander Stepanovich Popov
* Johann Philipp Reis
* Claude Shannon
* Henry Sutton
* Nikola Tesla
* Camille Tissot
* Alfred Vail
* Charles Wheatstone
* Vladimir K. Zworykin

Transmission
media|

* Coaxial cable
* Fiber-optic communication
* optical fiber
* Free-space optical communication
* Molecular communication
* Radio waves
* wireless
* Transmission line
* data transmission circuit
* telecommunication circuit

Network topology
and switching|

* Bandwidth
* Links
* Nodes
* terminal
* Network switching (circuit
* packet)
* Telephone exchange

Multiplexing|

* Space-division
* Frequency-division
* Time-division
* Polarization-division
* Orbital angular-momentum
* Code-division

Networks|

* ARPANET
* BITNET
* Cellular network
* Computer
* CYCLADES
* Ethernet
* FidoNet
* Internet
* Internet2
* ISDN
* LAN
* Mobile
* NGN
* NPL network
* Public Switched Telephone
* Radio
* Telecommunications equipment
* Television
* Telex
* WAN
* Wireless network
* World Wide Web

* Category
* Outline
* Portal
* Commons

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