From The RadioReference Wiki
Introduction
The NXDN (Next Generation Digital Narrowband) common air interface protocol, which was developed jointly by ICOM and Kenwood, uses Frequency Division Multiple Access (FDMA), employing a 4-level FSK modulation scheme. These companies and others together form the NXDN Forum.
Kenwood's brand for NXDN equipment is 'NEXEDGE', while Icom's brand for NXDN equipment is 'IDAS', or Icom Digital Advanced System.
Nov 11, 2008 The result gives the month in which the radio was manufactured. Mitsubishi fk 260. Note that the letters will range from C (January) throughN (December). Thus, a radio with a serial number of 5H221234 would have been manufactured in 2005 (5), during the month of June (H=8, 8 minus 2 = 6, June is the 6th month), was part of lot 22, and was the 1234th radio in that. Sep 12, 2018 In the Icom reference manual, it looks like you have to build/decode a 'packet structure'. Packets begin with a FE FE sequence (preamble code) and terminate with a FD (end of message code). The actual commands are between these two sequences and are 8-bit hex codes. None of this looks like it would display, as you might expect TTY mode.
Install conky on mac os x. Use the bootable installer. Plug the bootable installer into a compatible Mac. Use Startup Manager or Startup Disk preferences to select the bootable installer as the startup disk, then start up from it. Your Mac will start. Choose your language, if prompted. A bootable installer doesn't download.
Who are the Users?
- Click on the NDXN category at the bottom of this page, and select the various regions to see if there are listings in this wiki. More information might be found in the trunking tab of your state in the RR Database.
- You can use the Digital Frequency NXDN Search webtool to search by county for frequencies authorized to use NXDN (information extracted from the FCC database)
- The Digital Frequency Quick Import webtool can also be used to import frequencies into several modern scanners.
Can it be Decoded?
Apart from using an actual Kenwood or Icom radio, the following methods are possible;
Serial Number Idm
- The Uniden BCD436HP and BCD536HP can handle this mode with a paid upgrade. The announcement can be found here
- The upgrade is discussed in the NXDN Now Available for the 436, 536 Thread
- The Uniden SDS100 and SDS200 can handle this mode with a paid upgrade.
- The Uniden BCD325P2 and BCD996P2 support this via a paid upgrade (version 1.08.00)
- See the NXDN comes to BCD325P2 and BCD996P2 Thread for a discussion on this topic
- The Whistler TRX-1 and TRX-2 can be programmed to monitor both conventional and trunked NXDN systems. However, because these scanners do not monitor the NXDN control channel, trunking may not function optimally on all systems. See the following threads for more information;
- Use either Digital Speech Decoder (software package) or DSDPlus software, along with a scanner which, in many cases, will require a Discriminator Tap.
- You can also use a SDR with these applications without the need for modifications.
![Icom Icom](https://htskyey.weebly.com/uploads/1/2/4/0/124044342/177308364.jpg)
- Radios with no trunking support
- AOR AR5700D
- AOR DV1Note: 6.25 khz NXDN4800 only
- AOR DV10
- Icom IC-R30Note: Can decode encrypted audio if the key is known
- Icom IC-R8600Note: Can decode encrypted audio if the key is known
Related Wiki Pages
External Links
Retrieved from 'https://wiki.radioreference.com/index.php?title=NXDN&oldid=268638'
If you ever need to know exactly when your Yaesu radio was manufactured here is the way to decode Yaesu serial numbers:Position 1 = year made
Position 2 = month made
C = January
D = February
E = March
F = April
G = May
H = June
I = July
J = August
K = September
L = October
M = November
N = December
D = February
E = March
F = April
G = May
H = June
I = July
J = August
K = September
L = October
M = November
N = December
Pos 3 &/or 4 = lot number(s)
Serial Number Ic
Pos 5<-8 sequence in that lot
![Icom Serial Number Decoding Icom Serial Number Decoding](https://remoteqth.com/img/wiki-bd-icom.png)
House flipper for mac and free. Position 1: last digit of the year in which the radio was produced
Icom Ic 7800 Serial Numbers
Position 2: Determine the position of the letter in the alphabet (C=3,D=4,E=5, etc) and then subtract 2. The result gives the month in which the radio was manufactured. Note that the letters will range from C (January) throughN (December). Thus, a radio with a serial number of 6J691278 would have been manufactured in 2006 (6), during the month of August (J=10, 10 minus 2 = 8, August is the 8th month), was part of lot 69, and was the 1278th radio in that lot.