A Comparison of Amateur Radio Digital Voice Systems
Contents
1. Whats New 6 Next for Fusion US Wires X support for linking Fusion repeaters amp Simplex nodes via the Internet New base station radio FT 991 that replaces the FT 897 with Fusion support vA gt A x 178 19500 te 14720000 oo misa j aaron ucarana l catia New FT 2D HT with touch Screen AND AMATEUR RADIO CLUB 72 7777 Wires X Internet Linking WIRES X was recently released in the US so overall details and impressions are still too early Rooms are like IRLP Reflectors Echolink Conferences When in a room you can download news which can be text files audio amp pictures Admins can individually kick or even ban callsigns Le BRIDG UR RIDGERLAND AMATE RADIO CLUB Other Digital Voice Suppliers DV Dongle Thumb DV Internet Labs Northwest Digital Radio 4 e D STAR on your PC D STAR on your 5200 new Uses 3000 Other modes 5120 new Other Digital Voice Devices DV Mega DV Access Point Guus van Dooren PE1PLM e Internet Labs Hotspot repeater Hotspot repeater Dual band Single band 5180 new 2 5240 new 70 5260 D Hap Hardened Power Systems Self Contained Hotspot 5235 5365 ARE ZEA BRIDGERLAND AMATEUR RADIO CLUB ot near D STAR Repeater ake your own2. www dmr utah net Fusion Coverage BRIDGERLAND AMATEUR RADIO CLUB Digital Voice Summary e D Star Mature Open Source only Lots of Options to get on D Star Easy Programming Robust Routing Growing International Standard 5700 7000 Commercial Vendors Proprietary Programming Fixed Talk Groups e Fusion New amp Sure to Grow Yaesu Only Easy Programming Chat Rooms Se Better Audio Plus APRS BRIDGERLAND AMATEUR RADIO CLUB For More Information www nu7ts com This is our web site Register for D STAR groups yahoo com neo groups clt dstar info This is our Yahoo group but search for other Yahoo groups of interest such as D STAR Fusion DMR Connect Systems etc There s many www dstar101 com www dstarinfo com www dstarusers org www maryland dstar org for Raspberry Pi enthusiasts www dmr utah net Web site for our area DMR repeaters amp code plugs www dmr marc net www trbo org www trinityos com HAM Yaesu System Fusion Yaesu fusion and c4fm v7 pdf Talk given by David Ranch KI6ZHD at 2015 Bay Net meeting arvideonews com hrn Ham Radio Now watch episodes 161 amp KS ARC BRIDGERLAND AMATEUR RADIO CLUB Questions
3. Comparison of Amateur Radio H Voice NEST We want to thank Roland Kraatz of the p Charlotte Digital Radio Group Who let us use some of these Slides from a presentation he gave at the Charlotte Hamfest Comparison of Amateur Radio Voice NEST Presented and Modified by Bill Neville WA7KMF p Cordell Smart KE7IK Ted McArthur AC II Tyler Griffiths N7UWX BARC April 11 2015 Club Meeting Ce N BRIDGERLAND AMATEUR RADIO CLUB 1 5 Digital voice description Technical comparison Operational features Programmability Radio choices Utah DV repeaters Information sources Q amp A Something to think about First f you re thinking of making the leap from analog FM to digital the system that is best for you will depend on several factors The most important auestion to ask 15 the most obvious which modes are active in your area e With out a compatible digital repeater you ll be confined to simplex operation and maybe with no one to talk to but yourself Z Ke BRIDGERLAND AMATEUR RADIO CLUB What is Digital Voice Digital data modulating an RF carrier The data 15 digitized audio from an A D converter t is processed through a vocoder to compress the data and add forward error correction L data is sent serially in uniform length packets Header data is pre pended to provide sync bits routing instructions
4. Yes No Rooms DTMF No No No Radio Operating Features D STAR DMR Fusion Repeater channel selection Dial Dial Dial Repeater connection selection Dial Dial DTMF code Mode selection method Key press Program Key press Radio programming complexity Difficult Easy Difficult Easy Newbie learning curve Steep Fairly easy Easy User manual pages older HT 131 IC 91 65 CS 700 247 FT 1D User manual pages newer HT 425 ID 51 Fusion radios have AMS automatic mode select 0 Older D STAR radios are more difficult to program Newer ones are pre programmed but must be updated occasionally as repeaters change Signal Readability D STAR Voice naturalness Good Fair Signal noise Varies None Sync robustness N A Fair Sync recoverability N A Poor DMR Good None Good Best sync robustness is the tendency to fall out of sync sync recoverability is the ability to recover sync quickly The opinions shown here are highly subjective Your opinion may be different Fusion Best None Good Best Networking Characteristics D STAR User control capability excellent Networking options G2 D Plus ircDDB Ouadnet Innovation ability open standard many accomplishments e DMR Common Air Interface Centrally controlled structure inflexible Networking options c bridge Smart PTT IP Site Connect Innovation ability limited e Fusion Yaesu controlled servers inflexible Networking
5. options WIRES X Innovation ability limited BRIDGERLAND AMATEUR RADIO CLUB D STAR 5 ID 91A Dual band Single Receive 4 5W 1304 memories e Discontinued 5400 new 2 STAR IC 92AD Dual band 5W 1304 memories GPS Mic Available Water Proof 5450 new ZZ gt Ka BRIDGERLAND AMATEUR RADIO CLUB D STAR HT s ID 31A ID 51A Plus Single band 70cm Dual band e BW DW USD card record e USD card record 1300 memories nternal GPS 500 memories nternal GPS Repeater geo search Repeater geo search 5295 new 5450 new D STAR Mobile s Older 0 Dual band Dual Receive Diversity Receive VHF UHF 522 memories e 5600 new Requires Add on GPS and DV Module Discontinued Model D STAR Mobile s Older ID 880H Newer 0 5100 e Dual band Dual band Touch Screen Jy e 50W 50W 1050 memories e 1000 1200 DR memories 5420 new Internal GPS amp DPRS 50 card recording e Repeater geo search 600 new NNN N kisi CZ NN NN NN NS A ke A Ww NN NN 585 NS 311 ANA DMR 5 DMR x MotoTrbo XPR 7550 Hytera PD782G U1 440 MHz band 440 MHz band
6. r ncl ud ed Alabama Hurricane Exercise WAAP Montgomery WBAGMA Chaana L Tuscaloosa Bamingham Magnolia Springs mag GENERAL MESSAGE IL Hurricane Exercise O May 2009 0 2 18 HOS 2134 Leg EL fron 2106 feet n remm Baldwin county KHPPF Huntsville Also ARRL HO i on DV Dongle linked GENERAL MESSAU us 002 Modula B _ el ei aps QT Mav 2002 2 30 19 if V BAR RADIO CLUB aco o ot WATKME w Waskar WA7MXZ y p cct MEN NN von es st em ET pe s Mt Promontory Logan Red Spur W Wellsville Valley Floor Number D Star 447 950 447 925 ree R a Number NU7TS NU7TS gt Callsig Output 449 700 447125 Y MHZ Site Number Bi manuna ammi 5 F lt Mt Logan yum JO D Star lt 20 l5iGoogle NS N image landsat Ie Google caith RN SN NO Imagery Date 10 7 2014 419 41 39 69 N 112 04 42 17 W elev 4883 ft eye alt 23 57 mi Hy CP BARC BRIDGERLAND AMATEUR RADIO CLUB Ric mor ogan Randolph Utah D Star H D Star Coverage gt Re Vegas Coverage
7. with this Charlotte Digital Radio Group Digital Voice Communications Raspberry Pi G4KLX GUI agar far by 60402 western Read Mes Help le View Action Outputs Help DY C lt wevx gt EAE RX State List ering State Listening Day Tirne ype efecto ees Header Sunday 41100 Sunday V None Timers Timeocut 0 226 Announce 09 Never Gateway Ack Status 2 Status 5 130002 Output 1 0 output 2 0 output 3 0 output 4 C 2015 02 15 13 00 02 Control enabled 1 RPT1 RPT2 COMMAND shutdown STOP startup START status ircDDB Gateway 20150213 2015 02 15 13 00 02 Frame logging set to 0 in Connected Action Outputs Heb Loves 1 WSHPX Not inked ustenng Fepester 2 WSHPX B Not inked Fepeater 3 Repester 4 Dongles ER Mcp rc Gs AE 708 JSER DVMNET Z MOKSP MOKSP G 92 13 44 205 tk Te Status 1 GATEWAY LASXFA 195 0 204 150 3 5 5 Status 4 JSER 2WOKMU NOT FOUND USER VE2GF VE2GF B VE2GF 104 229 86 92 USER 2WOKMU NOT FOUND 2015 02 15 13 00 02 Output 1 0 output 2 0 output 3 0 output 4 C Y N3EER 70 88 145 168 I 2015 02 15 13 00 02 Control enabled 0 RPTL RPT2 shutdown startup status gan 2015 02 15 13 00 02 Frame logging set to 0 in status3 USER WBSRF WOSRF B WeSRF 73 64 9 The Universal Operating System rcDDB Gate
8. AW 4W e 1000 channels 1024 channels 5 545 new 0 5 700 new Ham Friendly Dealers DMR Mobile s LM MW O MotoTrbo XPR 5550 Hytera MD782G U1 e 440 MHz band e 440 MHz band 45W e 1000 channels e 1024 channels e 5 600 new 5 530 new HT s cont LMR Connect Systems 5700 Workhorse e 440 MHz band 4W e 1000 memories 5200 new Proeramming Cable 15 New Connect System Radios 2 kx 657000 700 amp 5750 4 002 DME DIGITAL MODILE ASSOOIATON BRIDGERLAND AMATEUR RADIO CLUB Yaesu System Fusion 146 520 FM qu 2 146 520 WIRES X TXPWR RRCVR SCOPE BND DN VFO pem T 446 5 00 FH 5 uc pa vw sot uute score 7 EN D ENT 7 8 ow 0 9 14 19500 W 1420000 EE ae miss WY N wc dau zap 4 DER 777 a T Wide Coverage internet Repeater Enhancement Syste vr srm _ __ 77 B RC BRIDGERLAND AMATEUR RADIO CLUB System Fusion HT s Yaesu FT 1DR Yaesu FT 2DR new e Dual band e Dual band e DW 5W e Automatic Mode Select e Automatic Mode Select 900 memories 1245 channels GPS amp APRS GPS amp APRS e 5300 n
9. C O Repeater 1 Local or Gateway e NU7TS N RDS KF VJO AC O AC O My Call Originating User Se BARC D Star Reflectors Server running application to receive one incoming 3 signal and re transmit Router VolP data signal to all LL connected remote systems Repeater Controller Router Internet Radio Tower Repeater Controller N DV DONGLE Radio Radio Tower RC BRIDGERLAND AMATEUR RADIO CLUB Reflector REFO29 Reflector tatus and Linked Gateways EE CIE 24 9 D ____ C C Remote Users ACTII HotSpot WA7KMF _ NUN HotSpot Last Heard 47 2015 04 06 A Status as of 2015 04 07 11 47 49 RE BRIDGERLAND AMATEUR RADIO CLUB Digital Mobile Radio Vertex Standard Zone EVA 539 BRIDGERLAND AMATEUR RADIO What is Digital Mobile Radio Commonly known as A standard for digital voice communications Published by the European Fri bw Standards Fa A Institute ETSI 2005 World Class Standards The goal of the standard is to create digital systems that are Low cost Low complexity Interoperable between vendors BARC RIDG
10. ERLAND AMATEUR RADIO CLUB Q 0 Shift into digital HARRIS ZETRON ue DIGITAL MOBILE RADIO ASSOCI Respond amp Achieve G F D Vertex standard h JVCKENWOOD EASTCOM Battery Life For each hour of usage the TDMA radios show between 1996 and 3496 less battery capacity is reguired than for the FDMA models By cutting the effective transmit time in half H d B two slot TDMA can enable up to 40 percent improvement in talk time in comparison with analogue radios p lt Association 4 FAT BRIDGERLAND AMATEUR RADIO CLUB Network Architecture Talk Groups Talkgroup ID Talkgroup Name 1 Worldwide 13 WW English 3 N America Timeslot 1 13149 Utah 2 311 311 9998 Echo Test 9939 UV Meter di 2 Local 447 000 CC1 3149 Utah 1 NUTTS Riverside ap op 447 125 CC1 4 3177 Mountain 310 TAC 310 Timeslot 2 3100 314900 Salt Lake Local 314901 Utah County Local 222222 All TG s FAT 111111 All TG s Off LIES RC BRIDGERLAND AMATEUR RADIO CLUB Repeater Connectability D STAR DMR Talk locally Yes Yes Link to another repeater Yes No Multi repeater connection Reflectors Talk Groups Selection method UR entry Channel Dial Route to another ham Yes No Echo test Yes Yes Reguest link status Yes No Fusion
11. and user identity Other data is often interleaved or substituted for the voice to send text pictures or other files III 007177001700 001010 11000 0 010100 110 Header Payload Footer amp 1504 E H E BRIDGERLAND AMATEUR RADIO CLUB Digital Voice has Improved Performance DIGITAL De Ouality m x 8 4 ANALOGUE 9 Minimum Audio Quality Strong SIGNAL STRENGTH Weak BARC Pictorial view Header Frame Syn Voice Data ame Frame Frame 64bit 15bit 8byte 8byte 8byte 8byte 4byte 2byte 2byte24byte 2byte 24byte J2byte 24byte lt error correction 660bit s 30 ms 330 ms 30 ms gt Data Data Voice Voice SYNC SYNC SYNC SYNC Voice Voice SYNC SYNC 3 Number of bits 4 o m e n wa n a n w ae m a mn Tech Spec Comparison D STAR DMR Fusion Vocoder see note 2 2 Forward Error Corr Voice Only Voice Only Voice Only Modulation GMSK 4FSK C4FM Multiplex Method FDMA TDMA FDMA Transmission Rate 4 8 kbps 4 8 kbps x 2 9 6 kbps Bandwidth 6 25 kHz 12 5 kHz 12 5 kHz Channels supported 1 2 1 Standard Developer JARL ETSI Yaesu GMSK Gaussian Minimum shift Keying 4FSK 4 level Frequency Shift Keying C4FM Continuous 4 level Frequency Modulation FDMA Frequency Division Mu
12. ew e Touch screen 5600 new YAESU System Fusion Mobile Yaesu FT 400DR Dual band e 50W Automatic Mode Select 900 memories GPS amp APRS Color Touch screen 5400 new 72 777 What Makes it Fusion What sets this new technology apart from Dstar MotoTRBO etc Its automatic backwards compatibility with analog FM Every Fusion radio and repeater is aware of the current 050 and it s mode If a QSO input starts as FM the repeater repeats FM If the OSO input starts as it repeats C4FM Each endpoint HT mobile etc auto switches GM function AX BRIDGERLAND AMATEUR RADIO CLUB FAA 11 What is C4FM and Fusion continued e Fusion framing has been openly documented by Yaesu in 2013 unclear if its freely licensed FM envelope uses 12 5Khz BW narrow FM e Uses a similar DVSI AMBE DSP chip used in DMR amp P25 but newer than what s used in D star patent encumbered Ke 2 N BRIDGERLAND AMATEUR RADIO CLUB 712 777 Fusions Wide Data mode What can use it Today Yaesu sells a special hand mic that includes a camera to send pictures to remote Fusion enabled radios e The radios also include a data cable to use the high speed data modes Programs like D RATS should be able to use this today BRIDGERLAND AMATEUR RADIO CLUB 72 777
13. ltiple Access TDMA Time Division Multiple Access Note Newer radios implement the vocoder in the DSP chip Bandwidth Comparison 6 25 kHz Slot 2 Sor 12 5 kHz User Identification D STAR DMR Registration reguired Yes Yes User identity Call sign Subscriber ID ID displayed on radio s display Call sign Subscriber Other text display options 4 characters No 20 characters Adequate for ID YesT No Fusion No Call sign Call sign No YesT Call sign displayed if the receiving stations subscriber ID 1 the radio s contact list otherwise subscriber ID appears T IDing by voice is still a good idea for the benefit of everyone listening Registration www dmr marc net NU7TS COM HOME NEWS AND 5 NEW SITES D 5TAR USERS CONTACT US REGISTRATION NEW SITES Registration lt DMR MARC NU7TS D Star Gateway Repeater Self Registration Instructions Contact Us How can we help https nu7ts dstareateway oro Dstar do Please choose one ofthe following e have a general question or comment e ld like to report a system bug or suggest a feature to the Support Team I d like a USER ID my radio e I d like REPEATER ID D Star CallSien Settings e 4 CallSien Settings needed Your Call Destination User or Command e COCQCQ WA7KMF REFO29CL U Repeater 1 Originating User System e NU TS B N RDS B KF VJO B A
14. nect Disconnect Download t Station 7705 Rattle tOr Filename gt Size Date 4TST1 O1 txt 473 14 4 Ares sign png 129 0KB 16 5 bizcard png part 16 4 d rats profile 106 14 3 home JPG 1 0 KB 16 3 IMG _0022 3 3487 0 IMG_0022 3PG part OB 09 4 msg xml 807 19 3 README txt 76 B 06 4 Test 3 txt 19 6 14 1 gt WashCo SitRep txt 7 0 KB 10 4 KK7DS 00 08 OH3HWX 01 54 My Status Online Online D RATS 1 lt B RC BRIDGERLAND AMATEUR RADIO CLUB 4 D RATS Map Display OH RATS Station rR Poe 44 4 y n 13 fni gt Station Latitude Longitude Distance zoom Prev St Vinc Hosp 45 509 4 122 7716 7 33 Min et 118 1 gt wc Fire Track center wc 66 Washington County ARES Misc rra CG 45 5191 122 8913 Static position 54 2 N BRIDGERLAND AMATEUR RADIO CLUB if y N D RATS Forms eg Eda Ven Bsakmarks Help al HICS 260 Patient Evacuation Tracking Form Includes Form Editor to _ Create Any Form ie Only Data is Sent Jee Fee GENERAL MESSACI Flooding Aen 2009 11 03 55 ICs DCS KFALOK LOGISTICS COMMUNICATIONS Fully printable 165 213 ARRL sepe Radiogram and NTS Forms
15. way D Star Repeater D Star Repeater f Charlotte Digital Radio Group Digital Voice Communications D RATS A Communications Tool For D STAR htto www d rats com D RATS Message List File View Help 4 9 K7HIO Send Email Reply Delete Mark Read Mark Unread VK3UR 00 03 Sender Recipient Subject Type Date Outbox 5 D RATS 0 3 0 Release memo 21 17 47 2009 07 23 Sent KK7DS Need a status report ICS213 US 05 21 16 06 2009 07 23 Trash Message D RATS 0 3 0 Release received from X B RC BRIDGERLAND AMATEUR RADIO CLUB Wit D RATS Chat Display Sele Messages Chat Files Event Log Stations D RATS v0 3 0b6 Copyright 2009 Dan Smith KK 7025 KK7DS File View 2009 05 11 16 12 08 KK 7DS Now Online Active 16 12 09 OH3HWwx Now Online Online D RATS Main Ratflector Quick Messages Test message Hello world _ My Status G day from Dave in Ballarat Victoria Australia Online QSTS Online D RATS Station OHSHW is now Online Online D RATS O dam B RC BRIDGERLAND AMATEUR RADIO CLUB D RATS File Transfer File View Help xa p 06558065 Chat Fies Event Log Refresh Delete Upload Filename Size 4 Date F111 jpg 39 0 08 32 41 2008 05 15 Local gt gt B Con
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