VHF MARINE RADIO

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MMSI Registrant Changes

Last post by jimh « Mon Apr 21, 2025 10:28 pm
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by jimh » Sun Apr 13, 2025 4:29 pm

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Mon Apr 21, 2025 10:28 pm
MMSI--Maritime Mobile Service Identity--New Information Source

Last post by jimh « Wed Apr 24, 2024 12:51 pm

by jimh » Wed Apr 24, 2024 12:51 pm

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Wed Apr 24, 2024 12:51 pm
Reset of MMSI for DSC Radio by End User

Last post by jimh « Wed Jan 28, 2026 7:39 am
Replies: 18
Attachment(s) by jimh » Tue Sep 19, 2017 12:38 pm

18 Replies

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Wed Jan 28, 2026 7:39 am
Handheld DSC Radio in USA: Allowed Use; MMSI Assignment

Last post by jimh « Wed Apr 24, 2024 12:59 pm
Replies: 1
by jimh » Sun Sep 10, 2017 2:12 pm

1 Replies

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Wed Apr 24, 2024 12:59 pm
FCC Modifies Regulations to Permit Handheld Radios to be Used On Shore

Last post by jimh « Thu Aug 03, 2017 9:42 pm
Replies: 4
by jimh » Thu Jun 22, 2017 1:21 pm

4 Replies

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Thu Aug 03, 2017 9:42 pm

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ICOM IC-M506 Radio

Last post by jimh « Mon Dec 10, 2018 11:44 am
Replies: 4
by jimh » Fri Dec 07, 2018 9:53 am

4 Replies

26550 Views

Last post by jimh View the latest post
Mon Dec 10, 2018 11:44 am
Recent Approvals for AIS Transponders

Last post by jimh « Mon Dec 03, 2018 11:35 am
Replies: 1
by jimh » Tue Nov 27, 2018 12:57 pm

1 Replies

22005 Views

Last post by jimh View the latest post
Mon Dec 03, 2018 11:35 am
Transmission Line Loss by Cable Type

Last post by jimh « Mon Nov 12, 2018 9:22 am
Replies: 1
by jimh » Sat Nov 10, 2018 11:54 am

1 Replies

21666 Views

Last post by jimh View the latest post
Mon Nov 12, 2018 9:22 am
2018 VHF Marine Band Radio Round-up

Last post by jimh « Thu Nov 08, 2018 3:16 pm

by jimh » Thu Nov 08, 2018 3:16 pm

0 Replies

22662 Views

Last post by jimh View the latest post
Thu Nov 08, 2018 3:16 pm
USCG Safety Alert: LED Lamps Causing RFI

Last post by jimh « Sat Sep 01, 2018 12:00 pm

by jimh » Sat Sep 01, 2018 12:00 pm

0 Replies

22541 Views

Last post by jimh View the latest post
Sat Sep 01, 2018 12:00 pm
DSC Distress Alert Call Confusion

Last post by jimh « Wed Aug 22, 2018 5:24 pm
Replies: 5
by jimh » Mon Aug 13, 2018 11:40 am

5 Replies

25845 Views

Last post by jimh View the latest post
Wed Aug 22, 2018 5:24 pm
Boats With Voluntary-equipped Radio

Last post by Jefecinco « Sun Jul 01, 2018 10:24 am
Replies: 5
by Hoosier » Thu Jun 28, 2018 7:51 am

5 Replies

26976 Views

Last post by Jefecinco View the latest post
Sun Jul 01, 2018 10:24 am
Furuno FM-4800 VHF Marine Band DSC Radio

Last post by jimh « Fri Jun 29, 2018 2:12 pm
Replies: 1
Attachment(s) by jimh » Sat Mar 10, 2018 8:50 am

1 Replies

22424 Views

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Fri Jun 29, 2018 2:12 pm
VHF Antenna Height

Last post by Striper15 « Thu Jun 21, 2018 12:22 pm
Replies: 3
by Striper15 » Fri Jun 15, 2018 11:42 pm

3 Replies

24793 Views

Last post by Striper15 View the latest post
Thu Jun 21, 2018 12:22 pm
FCC Fees for Ship Station Licenses FY2018

Last post by jimh « Wed Jun 13, 2018 1:24 pm

by jimh » Wed Jun 13, 2018 1:24 pm

0 Replies

22600 Views

Last post by jimh View the latest post
Wed Jun 13, 2018 1:24 pm
VHF Marine Band Hand Held Radios with DSC

Last post by jimh « Sat Jun 09, 2018 12:02 pm
Replies: 1
Attachment(s) by jimh » Sat Jun 09, 2018 11:55 am

1 Replies

21780 Views

Last post by jimh View the latest post
Sat Jun 09, 2018 12:02 pm
VHF Radiotelephone Operating Procedures: Callsign

Last post by jimh « Tue May 29, 2018 12:35 pm
Replies: 1
by jimh » Tue May 29, 2018 11:44 am

1 Replies

12705 Views

Last post by jimh View the latest post
Tue May 29, 2018 12:35 pm
USCG and Compliance with AIS Mandates

Last post by jimh « Thu May 03, 2018 8:25 am
Replies: 3
Attachment(s) by jimh » Fri Apr 13, 2018 12:08 pm

3 Replies

15184 Views

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Thu May 03, 2018 8:25 am
AIS Class B Transponders: Recent USCG Approvals

Last post by jimh « Wed Apr 25, 2018 11:15 pm
Replies: 2
by jimh » Sat Mar 24, 2018 1:18 pm

2 Replies

13170 Views

Last post by jimh View the latest post
Wed Apr 25, 2018 11:15 pm
Uniden MHS335 Handheld Radio with TEXT MESSAGING

Last post by jimh « Wed Apr 25, 2018 8:38 am
Replies: 1
by jimh » Tue Apr 24, 2018 2:38 pm

1 Replies

12867 Views

Last post by jimh View the latest post
Wed Apr 25, 2018 8:38 am
DSC and ATIS

Last post by jimh « Fri Apr 20, 2018 10:08 am

by jimh » Fri Apr 20, 2018 10:08 am

0 Replies

13238 Views

Last post by jimh View the latest post
Fri Apr 20, 2018 10:08 am
Simrad RS20

Last post by jimh « Wed Apr 18, 2018 12:40 pm

Attachment(s) by jimh » Wed Apr 18, 2018 12:40 pm

0 Replies

12556 Views

Last post by jimh View the latest post
Wed Apr 18, 2018 12:40 pm
West Marine, Uniden VHF Marine Band Radios

Last post by jimh « Mon Apr 02, 2018 9:22 am

Attachment(s) by jimh » Mon Apr 02, 2018 9:22 am

0 Replies

13298 Views

Last post by jimh View the latest post
Mon Apr 02, 2018 9:22 am
Standardization of VHF Marine Band Radio Size

Last post by jimh « Sun Apr 01, 2018 3:05 pm
Replies: 1
by jimh » Sun Apr 01, 2018 7:46 am

1 Replies

12842 Views

Last post by jimh View the latest post
Sun Apr 01, 2018 3:05 pm
COMROD 8-foot VHF Marine Band Antenna

Last post by jimh « Thu Mar 29, 2018 8:58 am
Replies: 4
Attachment(s) by jimh » Mon Mar 19, 2018 9:39 am

4 Replies

16949 Views

Last post by jimh View the latest post
Thu Mar 29, 2018 8:58 am
Digital Selective Calling: GROUP CALL

Last post by jimh « Sat Mar 24, 2018 11:41 am

by jimh » Sat Mar 24, 2018 11:41 am

0 Replies

11042 Views

Last post by jimh View the latest post
Sat Mar 24, 2018 11:41 am
VHF Marine Band Antenna for Small Boats

Last post by jimh « Sat Mar 24, 2018 10:17 am
Replies: 18
Attachment(s) by jimh » Fri Feb 05, 2016 9:27 am

18 Replies

37011 Views

Last post by jimh View the latest post
Sat Mar 24, 2018 10:17 am
X-Ray View of Antenna Construction

Last post by jimh « Sat Mar 24, 2018 10:00 am
Replies: 5
Attachment(s) by Don McIntyre - MI » Sun Feb 11, 2018 12:49 pm

5 Replies

15921 Views

Last post by jimh View the latest post
Sat Mar 24, 2018 10:00 am
DSC Test Calls to USCG MMSI 003669999

Last post by jimh « Fri Mar 16, 2018 12:32 pm

by jimh » Fri Mar 16, 2018 12:32 pm

0 Replies

13855 Views

Last post by jimh View the latest post
Fri Mar 16, 2018 12:32 pm
Antenna Placement on a 1989 Montauk

Last post by jimh « Tue Mar 13, 2018 11:24 pm
Replies: 3
Attachment(s) by termooch » Tue Mar 13, 2018 3:40 pm

3 Replies

13674 Views

Last post by jimh View the latest post
Tue Mar 13, 2018 11:24 pm
AIS Target Position Latency

Last post by jimh « Tue Mar 13, 2018 3:11 pm

by jimh » Tue Mar 13, 2018 3:11 pm

0 Replies

11166 Views

Last post by jimh View the latest post
Tue Mar 13, 2018 3:11 pm
Is DSC worthwhile for handheld VHF given limitations

Last post by jimh « Mon Feb 19, 2018 4:59 pm
Replies: 9
by RV-Kayaker » Sun Feb 18, 2018 12:28 pm

9 Replies

18178 Views

Last post by jimh View the latest post
Mon Feb 19, 2018 4:59 pm
Class-D DSC Radio Testing

Last post by jimh « Wed Feb 14, 2018 4:46 pm
Replies: 1
by jimh » Mon Feb 12, 2018 1:27 pm

1 Replies

11811 Views

Last post by jimh View the latest post
Wed Feb 14, 2018 4:46 pm
ICOM M-506 v. Standard-Horizon GX6000

Last post by jimh « Sun Feb 11, 2018 1:46 pm

by jimh » Sun Feb 11, 2018 1:46 pm

0 Replies

11447 Views

Last post by jimh View the latest post
Sun Feb 11, 2018 1:46 pm
Antenna Aperture

Last post by jimh « Sat Feb 10, 2018 12:03 pm

by jimh » Sat Feb 10, 2018 12:03 pm

0 Replies

10102 Views

Last post by jimh View the latest post
Sat Feb 10, 2018 12:03 pm
Communication Range of Handheld Radio

Last post by jimh « Tue Feb 06, 2018 10:01 am
Replies: 2
by jimh » Sat Nov 19, 2016 11:17 am

2 Replies

12314 Views

Last post by jimh View the latest post
Tue Feb 06, 2018 10:01 am
Advantages of Built-in GNSS and AIS Receivers in VHF Marine Band Radios

Last post by Don SSDD « Mon Feb 05, 2018 6:51 pm
Replies: 21
by Don SSDD » Sun Jan 14, 2018 9:41 am

21 Replies

29408 Views

Last post by Don SSDD View the latest post
Mon Feb 05, 2018 6:51 pm
RESCUE 21 Business Case Summary

Last post by jimh « Sun Feb 04, 2018 11:43 am
Replies: 1
Attachment(s) by jimh » Sun Feb 04, 2018 11:10 am

1 Replies

10160 Views

Last post by jimh View the latest post
Sun Feb 04, 2018 11:43 am
Si-Tex VHF Marine Band DSC Radio with AIS Receiver

Last post by fno « Fri Feb 02, 2018 12:05 pm
Replies: 1
Attachment(s) by jimh » Thu Feb 01, 2018 1:52 pm

1 Replies

11434 Views

Last post by fno View the latest post
Fri Feb 02, 2018 12:05 pm
DSC Distress Alert Message Test: Receiving Capabilities

Last post by jimh « Mon Jan 29, 2018 2:40 pm
Replies: 2
by jimh » Sat Jan 27, 2018 10:50 am

2 Replies

11479 Views

Last post by jimh View the latest post
Mon Jan 29, 2018 2:40 pm
GARMIN New VHF Marine Band Radios

Last post by jimh « Sat Jan 27, 2018 9:56 am
Replies: 1
by jimh » Fri Nov 04, 2016 9:54 am

1 Replies

10487 Views

Last post by jimh View the latest post
Sat Jan 27, 2018 9:56 am
Display of AIS Targets: Vessels

Last post by jimh « Fri Jan 19, 2018 12:11 am
Replies: 1
by jimh » Fri Jan 19, 2018 12:04 am

1 Replies

10444 Views

Last post by jimh View the latest post
Fri Jan 19, 2018 12:11 am
ICOM IC-M402: Rehabilitating an older VHF Marine Band Radio

Last post by jimh « Wed Jan 17, 2018 5:12 am
Replies: 1
by jimh » Wed Jan 17, 2018 5:10 am

1 Replies

10529 Views

Last post by jimh View the latest post
Wed Jan 17, 2018 5:12 am
ICOM IC-M605 VHF DSC Radio

Last post by msirof2001 « Tue Jan 16, 2018 4:12 pm
Replies: 1
Attachment(s) by jimh » Mon Jan 02, 2017 3:46 pm

1 Replies

16541 Views

Last post by msirof2001 View the latest post
Tue Jan 16, 2018 4:12 pm
Measuring Radio Antenna VSWR

Last post by jimh « Sun Jan 14, 2018 1:14 pm
Replies: 4
by jimh » Sun Dec 31, 2017 9:31 am

4 Replies

11636 Views

Last post by jimh View the latest post
Sun Jan 14, 2018 1:14 pm
Standard-Horizon GX2200

Last post by jimh « Sun Jan 14, 2018 11:14 am
Replies: 8
by jimh » Sun Jan 14, 2018 11:08 am

8 Replies

13516 Views

Last post by jimh View the latest post
Sun Jan 14, 2018 11:14 am
MMSI Number Scheme

Last post by jimh « Sat Jan 06, 2018 4:59 pm
Replies: 3
by jimh » Sat Mar 18, 2017 12:44 pm

3 Replies

12431 Views

Last post by jimh View the latest post
Sat Jan 06, 2018 4:59 pm
Measuring Radio Power Output

Last post by jimh « Fri Dec 29, 2017 10:42 am

by jimh » Fri Dec 29, 2017 10:42 am

0 Replies

9597 Views

Last post by jimh View the latest post
Fri Dec 29, 2017 10:42 am
Comparing VHF Communication Receiver Sensitivity

Last post by jimh « Tue Dec 05, 2017 9:52 am
Replies: 1
by jimh » Mon Dec 04, 2017 4:12 pm

1 Replies

10609 Views

Last post by jimh View the latest post
Tue Dec 05, 2017 9:52 am
Long Range AIS Channels

Last post by jimh « Sun Nov 12, 2017 1:26 pm
Replies: 2
Attachment(s) by jimh » Tue Oct 18, 2016 6:05 pm

2 Replies

10987 Views

Last post by jimh View the latest post
Sun Nov 12, 2017 1:26 pm
Antenna Gain

Last post by jimh « Thu Nov 09, 2017 9:07 am

by jimh » Thu Nov 09, 2017 9:07 am

0 Replies

8465 Views

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Thu Nov 09, 2017 9:07 am
RESCUE 21 Sites in the Great Lakes

Last post by jimh « Sun Nov 05, 2017 5:17 pm
Replies: 6
Attachment(s) by jimh » Sat Mar 12, 2016 1:29 pm

6 Replies

23200 Views

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Sun Nov 05, 2017 5:17 pm
Effect of Antenna Length on Range of AIS

Last post by jimh « Sun Oct 15, 2017 10:45 am
Replies: 1
by Jefecinco » Sun Oct 15, 2017 10:28 am

1 Replies

8546 Views

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Sun Oct 15, 2017 10:45 am
Modern VHF Marine Band Radios: Transmitters and Receivers

Last post by jimh « Sun Oct 15, 2017 9:09 am

by jimh » Sun Oct 15, 2017 9:09 am

0 Replies

8126 Views

Last post by jimh View the latest post
Sun Oct 15, 2017 9:09 am
FCC Grants ICOM a Wavier to Permit Sale of M802

Last post by jimh « Tue Oct 03, 2017 5:45 pm

by jimh » Tue Oct 03, 2017 5:45 pm

0 Replies

8343 Views

Last post by jimh View the latest post
Tue Oct 03, 2017 5:45 pm
Major Rules Changes for Part 95 Personal Radio Services

Last post by jimh « Thu Sep 28, 2017 9:17 am

by jimh » Thu Sep 28, 2017 9:17 am

0 Replies

8334 Views

Last post by jimh View the latest post
Thu Sep 28, 2017 9:17 am
Radio Range Increase

Last post by jimh « Sat Jul 22, 2017 12:20 pm
Replies: 1
by jimh » Fri Jul 21, 2017 11:42 am

1 Replies

7904 Views

Last post by jimh View the latest post
Sat Jul 22, 2017 12:20 pm
VHF Digital Short Message Service or VDSMS

Last post by jimh « Wed Apr 26, 2017 7:52 am
Replies: 1
by jimh » Wed Apr 26, 2017 7:35 am

1 Replies

11737 Views

Last post by jimh View the latest post
Wed Apr 26, 2017 7:52 am
Lowrance LINK-6, Simrad RS-20 New VHF Marine Band DSC Radios

Last post by jimh « Sat Apr 15, 2017 3:22 pm
Replies: 4
Attachment(s) by jimh » Fri Apr 14, 2017 11:39 am

4 Replies

10910 Views

Last post by jimh View the latest post
Sat Apr 15, 2017 3:22 pm
VHF Marine Band Radio Roundup 2016-2017

Last post by jimh « Tue Apr 04, 2017 8:45 am
Replies: 8
by jimh » Mon Feb 15, 2016 9:56 am

8 Replies

24636 Views

Last post by jimh View the latest post
Tue Apr 04, 2017 8:45 am
It Is Now Legal to Use Handheld VHF Radios While Ashore

Last post by ConB « Sat Apr 01, 2017 7:12 pm
Replies: 4
by K Albus » Wed Mar 29, 2017 9:46 pm

4 Replies

12419 Views

Last post by ConB View the latest post
Sat Apr 01, 2017 7:12 pm
New VHF Channel Numbers; New Services

Last post by jimh « Sat Mar 18, 2017 10:14 am
Replies: 5
by jimh » Fri Oct 14, 2016 1:29 pm

5 Replies

18416 Views

Last post by jimh View the latest post
Sat Mar 18, 2017 10:14 am
ICOM Comments to FCC Re DSC Class-D Radios

Last post by jimh « Wed Mar 01, 2017 10:33 am
Replies: 1
by jimh » Wed Mar 01, 2017 10:07 am

1 Replies

8055 Views

Last post by jimh View the latest post
Wed Mar 01, 2017 10:33 am
Digital Selective Calling Error Detection

Last post by jimh « Sun Jan 22, 2017 10:48 am
Replies: 1
by jimh » Fri Jan 20, 2017 12:29 pm

1 Replies

8169 Views

Last post by jimh View the latest post
Sun Jan 22, 2017 10:48 am
Rescue 21 Maintenance Contract

Last post by jimh « Wed Dec 07, 2016 10:42 am
Replies: 7
by jimh » Tue Dec 06, 2016 8:09 am

7 Replies

13785 Views

Last post by jimh View the latest post
Wed Dec 07, 2016 10:42 am
Tuning GAM SS-2 for Voice Channels and AIS

Last post by jimh « Fri Jul 22, 2016 11:53 am
Replies: 3
by f8f1 » Wed Jul 20, 2016 2:40 pm

3 Replies

9950 Views

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Fri Jul 22, 2016 11:53 am
Maritime Mobile Service Identity or MMSI

Last post by jimh « Sat Jul 02, 2016 9:19 am
Replies: 22
by jimh » Sun Apr 03, 2016 8:43 am

22 Replies

29265 Views

Last post by jimh View the latest post
Sat Jul 02, 2016 9:19 am
VHF Marine Band Transmitter Power

Last post by jimh « Wed Jun 15, 2016 9:02 am
Replies: 3
by jimh » Wed Jun 15, 2016 8:40 am

3 Replies

9067 Views

Last post by jimh View the latest post
Wed Jun 15, 2016 9:02 am
New Class-B AIS Transponder from VESPER MARINE

Last post by jimh « Sun Apr 10, 2016 2:53 pm

by jimh » Sun Apr 10, 2016 2:53 pm

0 Replies

8668 Views

Last post by jimh View the latest post
Sun Apr 10, 2016 2:53 pm
Icom Radio NMEA 0183 Interface

Last post by porthole « Fri Apr 01, 2016 11:48 am
Replies: 8
by porthole » Wed Mar 30, 2016 6:45 pm

8 Replies

15870 Views

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Fri Apr 01, 2016 11:48 am
NOAA Weather Radio Coverage Maps

Last post by jimh « Fri Mar 25, 2016 12:54 pm

by jimh » Fri Mar 25, 2016 12:54 pm

0 Replies

9228 Views

Last post by jimh View the latest post
Fri Mar 25, 2016 12:54 pm
USCG Marine Safety Alert re DSC Distress Alert Calls

Last post by jimh « Wed Mar 16, 2016 10:56 am
Replies: 12
by jimh » Sun Mar 13, 2016 12:53 pm

12 Replies

17379 Views

Last post by jimh View the latest post
Wed Mar 16, 2016 10:56 am
Effect of Antenna Gain on Range of Communication

Last post by jimh « Fri Jan 15, 2016 2:11 pm

by jimh » Fri Jan 15, 2016 2:11 pm

0 Replies

7136 Views

Last post by jimh View the latest post
Fri Jan 15, 2016 2:11 pm
Low Cost AIS Receiver: the dAISy

Last post by jimh « Mon Dec 28, 2015 4:58 pm

Attachment(s) by jimh » Mon Dec 28, 2015 4:58 pm

0 Replies

5399 Views

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Mon Dec 28, 2015 4:58 pm
Synthetic Aids to Navigation in Great Lakes

Last post by jimh « Wed Dec 02, 2015 1:30 pm
Replies: 24
by jimh » Sat Oct 17, 2015 4:36 pm

24 Replies

45826 Views

Last post by jimh View the latest post
Wed Dec 02, 2015 1:30 pm
GMRS Radios for Boat-to-shore

Last post by jimh « Tue Nov 03, 2015 9:06 am
Replies: 2
by jimh » Mon Nov 02, 2015 10:55 am

2 Replies

9611 Views

Last post by jimh View the latest post
Tue Nov 03, 2015 9:06 am
SEAPILOT Class-B AIS Transponder

Last post by jimh « Sat Oct 17, 2015 9:06 am

Attachment(s) by jimh » Sat Oct 17, 2015 9:06 am

0 Replies

9781 Views

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