351 MHz UHF Digital Radio Service

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351 MHz UHF Digital Personal Radio Service - Japan.  One of numerous UHF band personal radio services available in Japan.
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351 MHz UHF Digital Personal Radio Service - Japan.  Registered station “standard waves” (channels, frequencies).  
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See also: [[CB#Japan_CB_Radio_Frequencies|27 MHz CB in Japan]] as well as [[CB#Japanese_27MHz_Double_Side_Band_DSB_Marine_Fishery_Radio|double side band]] DSB (AM) and [[CB#Japanese_27MHz_Single_Side_Band_SSB_Marine_Fishery_Radio|SSB]] 27 MHz fishery radio services in Japan and the [[Specified Low Power Radio]] 420 MHz/421 MHz/422 MHz band service.   
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351.025 MHz - 351.6375 MHz  One of numerous UHF band personal radio services available in Japan.  Similar in function to [[FRS]] in the United States, Canada, etc.  Uses the low-UHF 300 MHz band like the 325 MHz [[325_MHz_Short_Range_Radio_Service|Short Range Radio Service]] in the Philippines and 350 MHz [[350_MHz_Short_Range_Radio|Short Range Radio]] in India.   
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5 watt transmit power limit, digital voice.  351.16875 MHz - 351.38125 MHz.  Like other personal radio services in Japan, all radios must be registered and transmit a unique radio ID number via a built-in ROM.  Automatic digital callsign identification.  6.25 kHz channels, narrow band, similar to [[PMR446#Digital_FDMA|DPMR446]].
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82 channels at 6.25 kHz spacing, plus 15 receive only channels.
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*Channel 1 - 351.16875 MHz
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351.03125 MHz - 351.10000 MHz transmit and receive
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*Channel 2 - 351.17500 MHz
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351.10625 MHz - 351.19375 MHz receive only “sky channel”
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*Channel 3 - 351.18125 MHz
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351.20000 MHz - 351.63125 MHz transmit and receive
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*Channel 4 - 351.18750 MHz
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*Channel 5 - 351.19375 MHz
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See also: [[CB#Japan_CB_Radio_Frequencies|27 MHz CB in Japan]] as well as [[CB#Japanese_27MHz_Double_Side_Band_DSB_Marine_Fishery_Radio|double side band]] DSB (AM) and [[CB#Japanese_27MHz_Single_Side_Band_SSB_Marine_Fishery_Radio|SSB]] 27 MHz fishery radio services in Japan and the [[Specified Low Power Radio]] 420 MHz/421 MHz/422 MHz band service.
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*Channel 6 - 351.20000 MHz
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*Channel 7 - 351.20625 MHz
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*Channel 8 - 351.21250 MHz
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*Channel 9 - 351.21875 MHz
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*Channel 10 - 351.22500 MHz
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*Channel 11 - 351.23125 MHz
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*Channel 12 - 351.23750 MHz
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*Channel 13 - 351.24375 MHz
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*Channel 14 - 351.25000 MHz
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*Channel 15 - 351.25625 MHz
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*Channel 16 - 351.26250 MHz
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*Channel 17 - 351.26875 MHz
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*Channel 18 - 351.27500 MHz
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*Channel 19 - 351.28125 MHz
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*Channel 20 - 351.28750 MHz
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*Channel 21 - 351.29375 MHz
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*Channel 22 - 351.30000 MHz
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*Channel 23 - 351.30625 MHz
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*Channel 24 - 351.31250 MHz
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*Channel 25 - 351.31875 MHz
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*Channel 26 - 351.32500 MHz
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*Channel 27 - 351.33125 MHz
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*Channel 28 - 351.33750 MHz
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*Channel 29 - 351.34375 MHz
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*Channel 30 - 351.35000 MHz
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*Channel 31 - 351.35625 MHz
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*Channel 32 - 351.36250 MHz
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*Channel 33 - 351.36875 MHz
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*Channel 34 - 351.37500 MHz
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*Channel 35 - 351.38125 MHz
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5 watt transmit power limit, digital voice using ARIB type vocoder standard 3R3T 4-level FSK.  F1C F1D F1E F1F emissions designators: 
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*6K00F1C
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*6K00F1D
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*6K00F1E
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*6K00F1F
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351.025 MHz - 351.6375 MHz.  Like other personal radio services in Japan, all radios must be registered and transmit a unique radio ID number via a built-in ROM.  Automatic digital callsign identification.  6.25 kHz channels, narrow band, similar to [[PMR446#Digital_FDMA|DPMR446]]. 
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Selective calling (user to user calling, group calling, etc. using UC user codes 000 to 511 (512 unique user codes).  Encryption capability
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included with 32,767 unique “codes” encryption keys.  Handheld and vehicle mounted (mobile in-vehicle) radios available on the Japanese market. 
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[[Category: VHF/UHF Radio Services]]
[[Category: VHF/UHF Radio Services]]
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[[Category:Personal_Radio_Services]]

Revision as of 13:16, 14 February 2024

351 MHz UHF Digital Personal Radio Service - Japan. Registered station “standard waves” (channels, frequencies).


351.025 MHz - 351.6375 MHz One of numerous UHF band personal radio services available in Japan. Similar in function to FRS in the United States, Canada, etc. Uses the low-UHF 300 MHz band like the 325 MHz Short Range Radio Service in the Philippines and 350 MHz Short Range Radio in India.

82 channels at 6.25 kHz spacing, plus 15 receive only channels.

351.03125 MHz - 351.10000 MHz transmit and receive 351.10625 MHz - 351.19375 MHz receive only “sky channel” 351.20000 MHz - 351.63125 MHz transmit and receive

See also: 27 MHz CB in Japan as well as double side band DSB (AM) and SSB 27 MHz fishery radio services in Japan and the Specified Low Power Radio 420 MHz/421 MHz/422 MHz band service.

5 watt transmit power limit, digital voice using ARIB type vocoder standard 3R3T 4-level FSK. F1C F1D F1E F1F emissions designators:

  • 6K00F1C
  • 6K00F1D
  • 6K00F1E
  • 6K00F1F

351.025 MHz - 351.6375 MHz. Like other personal radio services in Japan, all radios must be registered and transmit a unique radio ID number via a built-in ROM. Automatic digital callsign identification. 6.25 kHz channels, narrow band, similar to DPMR446.

Selective calling (user to user calling, group calling, etc. using UC user codes 000 to 511 (512 unique user codes). Encryption capability included with 32,767 unique “codes” encryption keys. Handheld and vehicle mounted (mobile in-vehicle) radios available on the Japanese market.

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