351 MHz UHF Digital Radio Service - Revision history

R4002 at 17:28, 18 October 2024

2024-10-18T17:28:01Z

← Older revision		Revision as of 17:28, 18 October 2024
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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, the 350 MHz [[350_MHz_Short_Range_Radio\|Short Range Radio]] in India and the [[River_Portable_Radio_300_MHz_-_344_MHz\|300 MHz - 344 MHz "River Cruise" radio service]] in Russia and the former Soviet Union.	+	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, the 350 MHz [[350_MHz_Short_Range_Radio\|Short Range Radio]] in India and the [[River_Portable_Radio_300_MHz_-_344_MHz\|300 MHz - 344 MHz "River Cruise" radio service]] in Russia and the former Soviet Union. This is likely why the 350 MHz band is included in some multi-band transceivers coming out of China in the mid-2020s.

	82 channels at 6.25 kHz spacing, plus 15 receive only channels for a total of 97 channels. Transceivers are advertised as 97CH transceivers, 82CH transceivers and variants of those two. 351.2000 MHz is often shown as "Channel 1" or "Channel 001".		82 channels at 6.25 kHz spacing, plus 15 receive only channels for a total of 97 channels. Transceivers are advertised as 97CH transceivers, 82CH transceivers and variants of those two. 351.2000 MHz is often shown as "Channel 1" or "Channel 001".

R4002 at 17:26, 18 October 2024

2024-10-18T17:26:13Z

← Older revision		Revision as of 17:26, 18 October 2024
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-	351 MHz UHF Digital Personal Radio Service - Japan. Registered station “standard waves” (channels, frequencies).	+	351 MHz UHF Digital Personal Radio Service - Japan. Registered station “standard waves” (channels, frequencies). Sometimes translated as simple radio service or simple UHF radio service.


	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, the 350 MHz [[350_MHz_Short_Range_Radio\|Short Range Radio]] in India and the [[River_Portable_Radio_300_MHz_-_344_MHz\|300 MHz - 344 MHz "River Cruise" radio service]] in Russia and the former Soviet Union.		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, the 350 MHz [[350_MHz_Short_Range_Radio\|Short Range Radio]] in India and the [[River_Portable_Radio_300_MHz_-_344_MHz\|300 MHz - 344 MHz "River Cruise" radio service]] in Russia and the former Soviet Union.

-	82 channels at 6.25 kHz spacing, plus 15 receive only channels.	+	82 channels at 6.25 kHz spacing, plus 15 receive only channels for a total of 97 channels. Transceivers are advertised as 97CH transceivers, 82CH transceivers and variants of those two. 351.2000 MHz is often shown as "Channel 1" or "Channel 001".

	351.03125 MHz - 351.10000 MHz transmit and receive		351.03125 MHz - 351.10000 MHz transmit and receive

R4002 at 09:17, 11 April 2024

2024-04-11T09:17:46Z

← Older revision		Revision as of 09:17, 11 April 2024
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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.		included with 32,767 unique “codes” encryption keys. Handheld and vehicle mounted (mobile in-vehicle) radios available on the Japanese market.

-	*27 MHz 1W D

	[[Category: VHF/UHF Radio Services]]		[[Category: VHF/UHF Radio Services]]
	[[Category: Personal_Radio_Services]]		[[Category: Personal_Radio_Services]]

R4002 at 09:13, 11 April 2024

2024-04-11T09:13:07Z

← Older revision		Revision as of 09:13, 11 April 2024
Line 23:		Line 23:
	included with 32,767 unique “codes” encryption keys. Handheld and vehicle mounted (mobile in-vehicle) radios available on the Japanese market.		included with 32,767 unique “codes” encryption keys. Handheld and vehicle mounted (mobile in-vehicle) radios available on the Japanese market.

-		+	*27 MHz 1W D
-		+

	[[Category: VHF/UHF Radio Services]]		[[Category: VHF/UHF Radio Services]]
	[[Category: Personal_Radio_Services]]		[[Category: Personal_Radio_Services]]

R4002 at 19:06, 10 April 2024

2024-04-10T19:06:07Z

← Older revision		Revision as of 19:06, 10 April 2024
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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.	+	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, the 350 MHz [[350_MHz_Short_Range_Radio\|Short Range Radio]] in India and the [[River_Portable_Radio_300_MHz_-_344_MHz\|300 MHz - 344 MHz "River Cruise" radio service]] in Russia and the former Soviet Union.

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

R4002 at 19:04, 10 April 2024

2024-04-10T19:04:35Z

← Older revision		Revision as of 19:04, 10 April 2024
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	*6K00F1F		*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 [[PMR446#~~Digital_FDMA~~\|DPMR446]].	+	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\|DPMR446]].

	Selective calling (user to user calling, group calling, etc. using UC user codes 000 to 511 (512 unique user codes). Encryption capability		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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	[[Category: VHF/UHF Radio Services]]		[[Category: VHF/UHF Radio Services]]
-	[[Category:Personal_Radio_Services]]	+	[[Category: Personal_Radio_Services]]

R4002 at 13:16, 14 February 2024

2024-02-14T13:16:35Z

← Older revision		Revision as of 13:16, 14 February 2024
Line 27:		Line 27:

	[[Category: VHF/UHF Radio Services]]		[[Category: VHF/UHF Radio Services]]
		+	[[Category:Personal_Radio_Services]]

R4002 at 13:55, 25 November 2023

2023-11-25T13:55:52Z

← Older revision		Revision as of 13:55, 25 November 2023
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-	351 MHz UHF Digital Personal Radio Service - Japan. 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.	+	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 [[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.

	82 channels at 6.25 kHz spacing, plus 15 receive only channels.		82 channels at 6.25 kHz spacing, plus 15 receive only channels.
Line 18:		Line 21:

	Selective calling (user to user calling, group calling, etc. using UC user codes 000 to 511 (512 unique user codes). Encryption capability		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”	+	included with 32,767 unique “codes” encryption keys. Handheld and vehicle mounted (mobile in-vehicle) radios available on the Japanese market.
-		+
-		+
-	*Channel 1 - 351.16875 MHz	+
-	*Channel 2 - 351.17500 MHz	+
-	*Channel 3 - 351.18125 MHz	+
-	*Channel 4 - 351.18750 MHz	+
-	*Channel 5 - 351.19375 MHz	+
-	*Channel 6 - 351.20000 MHz	+
-	*Channel 7 - 351.20625 MHz	+
-	*Channel 8 - 351.~~21250 MHz~~	+
-	*Channel 9 - ~~351~~.~~21875 MHz~~	+
-		+
-		+

R4002 at 13:54, 25 November 2023

2023-11-25T13:54:00Z

← Older revision		Revision as of 13:54, 25 November 2023
Line 30:		Line 30:
	*Channel 8 - 351.21250 MHz		*Channel 8 - 351.21250 MHz
	*Channel 9 - 351.21875 MHz		*Channel 9 - 351.21875 MHz
-	*Channel 10 - 351.22500 MHz
-	*Channel 11 - 351.23125 MHz
-	*Channel 12 - 351.23750 MHz
-	*Channel 13 - 351.24375 MHz
-	*Channel 14 - 351.25000 MHz
-	*Channel 15 - 351.25625 MHz
-	*Channel 16 - 351.26250 MHz
-	*Channel 17 - 351.26875 MHz
-	*Channel 18 - 351.27500 MHz
-	*Channel 19 - 351.28125 MHz
-	*Channel 20 - 351.28750 MHz
-	*Channel 21 - 351.29375 MHz
-	*Channel 22 - 351.30000 MHz
-	*Channel 23 - 351.30625 MHz
-	*Channel 24 - 351.31250 MHz
-	*Channel 25 - 351.31875 MHz
-	*Channel 26 - 351.32500 MHz
-	*Channel 27 - 351.33125 MHz
-	*Channel 28 - 351.33750 MHz
-	*Channel 29 - 351.34375 MHz
-	*Channel 30 - 351.35000 MHz
-	*Channel 31 - 351.35625 MHz
-	*Channel 32 - 351.36250 MHz
-	*Channel 33 - 351.36875 MHz
-	*Channel 34 - 351.37500 MHz
-	*Channel 35 - 351.38125 MHz
-

R4002 at 13:53, 25 November 2023

2023-11-25T13:53:12Z

← Older revision		Revision as of 13:53, 25 November 2023
Line 10:		Line 10:

	5 watt transmit power limit, digital voice using ARIB type vocoder standard 3R3T 4-level FSK. F1C F1D F1E F1F emissions designators:		5 watt transmit power limit, digital voice using ARIB type vocoder standard 3R3T 4-level FSK. F1C F1D F1E F1F emissions designators:
-	6K00F1C	+	*6K00F1C
-	6K00F1D	+	*6K00F1D
-	6K00F1E	+	*6K00F1E
-	6K00F1F	+	*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 [[PMR446#Digital_FDMA\|DPMR446]].		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]].