CB Radio

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(Standard 40 Channel CB Radio Channel Frequencies Band Plan - American CB Radio Band Plan, European mid band band plan, CEPT CB band, EU CB radio band, "legal 40", etc.)
 
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For more information, [[CB|see the detailed CB page here]].   
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'''See the detailed [[11_meter|11 meter band]] 27 MHz [[CB|CB radio page here]].   
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American CB radio band plan.  This is the same band plan used by most countries worldwide, including all of North America, South America, Europe, the UK, Australia and numerous other locations. 
 
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US regulations limit RF output power to 4 watts in [[FM]] mode, 4 watts [[AM]] carrier power and 12 watts [[SSB]] PEP (peak power).  4w AM carrier power equates to 16 watts peak power (PEP) at 100% modulation.
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This is a basic list page, the detailed CB radio page is located [[CB|here]].'''
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US regulations permit use of AM, FM and SSB voice modes.  AM mode (A3E) must be full carrier double side band with a maximum bandwidth of 8 kHz.  FM mode (F3E) is limited to 8 kHz bandwidth.  SSB mode may be USB or LSB.  Regular suppressed-carrier SSB (J3E) as well as reduced-carrier SSB (R3E) and full-carrier SSB (H3E) are all permitted, with a maximum bandwidth of 4 kHz.  
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'''Standard CB radio channels'''  
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CB radio service (CBRS) emission designators:
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US FCC 40 legal CB channels / EU CB channels / [[CB#US_.22FCC.22_.22CEPT.22_or_.22mid_band.22_CB_Frequencies|CEPT]] / mid band FM CB radio / Export Radio / Freeband CB Radio  - [[CB#Export_Radio_.2F_.2210_Meter_Radio.22_CB_Channel_Frequency_Plan_11_Meter_Freeband_Channels|Band D]] (or "Band C" [[CB#Russian_CB_Channel_Frequencies|in Russia]])
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*AM voice, amplitude modulation double side band with full carrier - '''8K00A3E'''
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[[AM]] and [[FM]] are used worldwide.  AM is the standard or "default" mode in the United States, Canada and the rest of North America, as well as Central and South America, Australia and a handful of other locations.  In Europe, FM is the standard or "default" mode.  [[SSB]] is used worldwide and is legal nearly everywhere AM and FM are allowed.
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*FM voice, frequency modulation - '''8K00F3E'''
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*SSB voice, single side band with suppressed carrier - '''4K00J3E'''
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*SSB voice, single side band with reduced carrier - '''4K00R3E'''
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*SSB voice, single side band with full carrier - '''4K00H3E'''
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Bandwidth limits are 8 kHz for AM mode (8K00A3E), 8 kHz for FM (8K00F3E), and 4 kHz for SSB. SSB with carrier (4K00H3E), SSB with reduced carrier (4K00R3E), and true SSB without carrier (4K00J3E) are allowed. Use of selective calling systems, including tone-based selective calling such as DTMF, ANI, etc. as well as CTCSS tone squelch (PL) and DCS coded squelch (DPL) are permitted.
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The original 23 channel CB allocation is backward-compatible with the current 40 channel band plan. 23 channel CB radios are still legal.  There are six [[Remote_Control#RC_Transmitter_Regulations_-_Part_15.2C_Part_95_and_Part_97|remote control radio service (RCRS) or Class C]] CB data link, telemetry, remote control, wireless control, paging and model control channels.  Five of them are exclusively allocated for that purpose. 27.255MHz, which is also CB radio channel 23, is shared with the RCRS service and the CB service.  27.255 MHz is used for high power data links, paging and [[HF_pagers|other similar services]].    The RCRS data only channels are used for voice communications (usually illegally) as well.
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FCC CB regulations require that all CB equipment has the capability to operate in AM mode as the "default mode".  In Europe, FM is the "default mode". 
 
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The CE (CEPT) Europe-wide standard 27 MHz band CB radio regulations permit FM voice mode only (4 watt power limit). EU mode is identical, except AM and SSB are also allowed (same requirements as the US FCC CB band).
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*Channel 1 - 26.965 MHz
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*Channel 2 - 26.975 MHz
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*Channel 3 - 26.985 MHz
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*Channel 4 - 27.005 MHz
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*Channel 5 - 27.015 MHz
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*Channel 6 - 27.025 MHz
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*Channel 7 - 27.035 MHz
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*Channel 8 - 27.055 MHz
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*Channel 9 - 27.065 MHz
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*Channel 10 - 27.075 MHz
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*Channel 11 - 27.085 MHz
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*Channel 12 - 27.105 MHz
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*Channel 13 - 27.115 MHz
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*Channel 14 - 27.125 MHz
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*Channel 15 - 27.135 MHz
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*Channel 16 - 27.155 MHz
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*Channel 17 - 27.165 MHz
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*Channel 18 - 27.175 MHz
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*Channel 19 - 27.185 MHz
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*Channel 20 - 27.205 MHz
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*Channel 21 - 27.215 MHz
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*Channel 22 - 27.225 MHz
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*Channel 23 - 27.255 MHz - also a RCRS Data/RC channel
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*Channel 24 - 27.235 MHz
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*Channel 25 - 27.245 MHz
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*Channel 26 - 27.265 MHz
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*Channel 27 - 27.275 MHz
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*Channel 28 - 27.285 MHz
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*Channel 29 - 27.295 MHz
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*Channel 30 - 27.305 MHz
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*Channel 31 - 27.315 MHz
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*Channel 32 - 27.325 MHz
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*Channel 33 - 27.335 MHz
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*Channel 34 - 27.345 MHz
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*Channel 35 - 27.355 MHz
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*Channel 36 - 27.365 MHz
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*Channel 37 - 27.375 MHz
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*Channel 38 - 27.385 MHz
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*Channel 39 - 27.395 MHz
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*Channel 40 - 27.405 MHz
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40 channel CB radio [[CB#US_.22FCC.22_.22CEPT.22_or_.22mid_band.22_CB_Frequencies|band plan]].  
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For information on country-specific allocations, please see the [[CB|main CB radio page]].
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==='''Standard 40 Channel CB Radio Channel Frequencies Band Plan - American CB Radio Band Plan, European mid band band plan, CEPT CB band, EU CB radio band, "legal 40", etc. '''===
 
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Channel...............................................................Frequency (MHz)
 
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*1...................................................................... 26.965 MHz
 
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*2...................................................................... 26.975 MHz
 
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*3...................................................................... 26.985 MHz
 
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*4...................................................................... 27.005 MHz
 
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*5...................................................................... 27.015 MHz
 
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*6...................................................................... 27.025 MHz
 
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*7...................................................................... 27.035 MHz
 
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*8...................................................................... 27.055 MHz
 
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*9...................................................................... 27.065 MHz
 
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*10.................................................................... 27.075 MHz
 
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*11.................................................................... 27.085 MHz
 
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*12.................................................................... 27.105 MHz
 
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*13.................................................................... 27.115 MHz
 
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*14.................................................................... 27.125 MHz
 
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*15.................................................................... 27.135 MHz
 
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*16.................................................................... 27.155 MHz
 
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*17.................................................................... 27.165 MHz
 
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*18.................................................................... 27.175 MHz
 
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*19.................................................................... 27.185 MHz
 
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*20.................................................................... 27.205 MHz
 
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*21.................................................................... 27.215 MHz
 
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*22.................................................................... 27.225 MHz
 
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*23.................................................................... 27.255 MHz
 
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*24.................................................................... 27.235 MHz
 
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*25.................................................................... 27.245 MHz
 
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*26.................................................................... 27.265 MHz
 
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*27.................................................................... 27.275 MHz
 
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*28.................................................................... 27.285 MHz
 
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*29.................................................................... 27.295 MHz
 
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*30.................................................................... 27.305 MHz
 
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*31.................................................................... 27.315 MHz
 
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*32.................................................................... 27.325 MHz
 
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*33.................................................................... 27.335 MHz
 
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*34.................................................................... 27.345 MHz
 
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*35.................................................................... 27.355 MHz
 
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*36.................................................................... 27.365 MHz
 
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*37.................................................................... 27.375 MHz
 
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*38.................................................................... 27.385 MHz
 
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*39.................................................................... 27.395 MHz
 
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*40.................................................................... 27.405 MHz
 
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==='''UK FM 27/81 CB Band Plan UK Only Allocation, FM mode only'''===
 
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The UK has 80 CB radio channels available for legal use. 
 
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The "27/81" band (the original UK FM CB radio allocation) is a 40 channel CB allocation, NFM mode only, 10 kHz channel spacing, with all channel frequencies purposely offset 1.25 kHz.  The 27/81 CB radio regulations originally required all equipment to have a high/low power switch (often called a -10dB switch or a 4w/0.4w switch), to allow the operator to reduce transmit power from the 4 watt legal maximum to 0.4 watt or 400mW.  This is no longer a requirement, although there is still a large installed base of original 27/81 specification equipment in use in the UK.    The UK FM 27/81 band does not skip channels like the regular mid band 40 channel legal CB allocation, nor does it feature the out-of-order channel sequence for channels 23, 24 and 25.  Channel plan is a straight 10 kHz step channel plan the whole way through. 
 
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The standard EU 40 channel "mid band" or "FCC band" is also available in the UK.  AM, FM and SSB modes are permitted on the EU standard (CEPT band, FCC band, mid band, American CB band, etc.).  See the band plan above. 
 
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UK FM CB 27/81 27.60125 MHz - 27.99125 MHz.  Regulations actually call this allocation 27.59625 MHz to 27.99625 MHz but most sources simply list 27.6 MHz to 28 MHz or 27.600 MHz to 27.995 MHz if they don't go with 27.60125 - 27.99125 MHz or something similar like 27.601 MHz FM - 27.991 MHz FM. 
 
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Channel...............................................................Frequency (MHz)
 
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*1...................................................................... 27.60125 MHz
 
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*2...................................................................... 27.61125 MHz
 
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*3...................................................................... 27.62125 MHz
 
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*4...................................................................... 27.63125 MHz
 
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*5...................................................................... 27.64125 MHz
 
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*6...................................................................... 27.65125 MHz
 
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*7...................................................................... 27.66125 MHz
 
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*8...................................................................... 27.67125 MHz
 
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*9...................................................................... 27.68125 MHz
 
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*10.................................................................... 27.69125 MHz
 
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*11.................................................................... 27.70125 MHz
 
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*12.................................................................... 27.71125 MHz
 
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*13.................................................................... 27.72125 MHz
 
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*14.................................................................... 27.73125 MHz
 
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*15.................................................................... 27.74125 MHz
 
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*16.................................................................... 27.75125 MHz
 
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*17.................................................................... 27.76125 MHz
 
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*18.................................................................... 27.77125 MHz
 
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*19.................................................................... 27.78125 MHz
 
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*20.................................................................... 27.79125 MHz
 
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*21.................................................................... 27.80125 MHz
 
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*22.................................................................... 27.81125 MHz
 
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*23.................................................................... 27.82125 MHz
 
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*24.................................................................... 27.83125 MHz
 
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*25.................................................................... 27.84125 MHz
 
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*26.................................................................... 27.85125 MHz
 
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*27.................................................................... 27.86125 MHz
 
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*28.................................................................... 27.87125 MHz
 
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*29.................................................................... 27.88125 MHz
 
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*30.................................................................... 27.89125 MHz
 
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*31.................................................................... 27.90125 MHz
 
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*32.................................................................... 27.91125 MHz
 
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*33.................................................................... 27.92125 MHz
 
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*34.................................................................... 27.93125 MHz
 
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*35.................................................................... 27.94125 MHz
 
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*36.................................................................... 27.95125 MHz
 
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*37.................................................................... 27.96125 MHz
 
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*38.................................................................... 27.97125 MHz
 
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*39.................................................................... 27.98125 MHz
 
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*40.................................................................... 27.99125 MHz
 
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===''' German 80 Channel CB Radio Channels '''===
 
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These channels are authorized in several other countries in Europe in addition to Germany.  Channels 1-40 are identical to the standard EU 40 mid band 40 CB channels US CB radio channels CE / CEPT mid band channels, etc.  On channels 1-40, AM, FM and SSB voice are allowed.  Digital modes such as AX.25 packet, ROS, PSK31, FT8 and various others are allowed on channels specified for this use by German law.
 
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==='''Standard 40 Channel CB Radio Channel Frequencies Band Plan - American CB Radio Band Plan, European mid band band plan, CEPT CB band, EU CB radio band, "legal 40", etc. '''===
 
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==='''Standard 40 Channel CB Radio Channel Frequencies Band Plan - American CB Radio Band Plan, European mid band band plan, CEPT CB band, EU CB radio band, "legal 40", etc. '''===
 
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==='''Standard 40 Channel CB Radio Channel Frequencies Band Plan - American CB Radio Band Plan, European mid band band plan, CEPT CB band, EU CB radio band, "legal 40", etc. '''===
 
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==='''Standard 40 Channel CB Radio Channel Frequencies Band Plan - American CB Radio Band Plan, European mid band band plan, CEPT CB band, EU CB radio band, "legal 40", etc. '''===
 
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==='''Standard 40 Channel CB Radio Channel Frequencies Band Plan - American CB Radio Band Plan, European mid band band plan, CEPT CB band, EU CB radio band, "legal 40", etc. '''===
 
[[Category:Personal Radio Services]]
[[Category:Personal Radio Services]]
[[Category:VHF/UHF Radio Services]]
[[Category:VHF/UHF Radio Services]]

Latest revision as of 16:25, 10 February 2025

See the detailed 11 meter band 27 MHz CB radio page here.


This is a basic list page, the detailed CB radio page is located here.

Standard CB radio channels

US FCC 40 legal CB channels / EU CB channels / CEPT / mid band FM CB radio / Export Radio / Freeband CB Radio - Band D (or "Band C" in Russia).

AM and FM are used worldwide. AM is the standard or "default" mode in the United States, Canada and the rest of North America, as well as Central and South America, Australia and a handful of other locations. In Europe, FM is the standard or "default" mode. SSB is used worldwide and is legal nearly everywhere AM and FM are allowed.

The original 23 channel CB allocation is backward-compatible with the current 40 channel band plan. 23 channel CB radios are still legal. There are six remote control radio service (RCRS) or Class C CB data link, telemetry, remote control, wireless control, paging and model control channels. Five of them are exclusively allocated for that purpose. 27.255MHz, which is also CB radio channel 23, is shared with the RCRS service and the CB service. 27.255 MHz is used for high power data links, paging and other similar services. The RCRS data only channels are used for voice communications (usually illegally) as well.


  • Channel 1 - 26.965 MHz
  • Channel 2 - 26.975 MHz
  • Channel 3 - 26.985 MHz
  • Channel 4 - 27.005 MHz
  • Channel 5 - 27.015 MHz
  • Channel 6 - 27.025 MHz
  • Channel 7 - 27.035 MHz
  • Channel 8 - 27.055 MHz
  • Channel 9 - 27.065 MHz
  • Channel 10 - 27.075 MHz
  • Channel 11 - 27.085 MHz
  • Channel 12 - 27.105 MHz
  • Channel 13 - 27.115 MHz
  • Channel 14 - 27.125 MHz
  • Channel 15 - 27.135 MHz
  • Channel 16 - 27.155 MHz
  • Channel 17 - 27.165 MHz
  • Channel 18 - 27.175 MHz
  • Channel 19 - 27.185 MHz
  • Channel 20 - 27.205 MHz
  • Channel 21 - 27.215 MHz
  • Channel 22 - 27.225 MHz
  • Channel 23 - 27.255 MHz - also a RCRS Data/RC channel
  • Channel 24 - 27.235 MHz
  • Channel 25 - 27.245 MHz
  • Channel 26 - 27.265 MHz
  • Channel 27 - 27.275 MHz
  • Channel 28 - 27.285 MHz
  • Channel 29 - 27.295 MHz
  • Channel 30 - 27.305 MHz
  • Channel 31 - 27.315 MHz
  • Channel 32 - 27.325 MHz
  • Channel 33 - 27.335 MHz
  • Channel 34 - 27.345 MHz
  • Channel 35 - 27.355 MHz
  • Channel 36 - 27.365 MHz
  • Channel 37 - 27.375 MHz
  • Channel 38 - 27.385 MHz
  • Channel 39 - 27.395 MHz
  • Channel 40 - 27.405 MHz

For information on country-specific allocations, please see the main CB radio page.



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