Understanding The Mysterious Motorola Radio In Your DCS

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Understanding the MysteriousMotorola Radio in Your DCS RoomFebruary 6, 2016Deane Bouvier, N5DQ, Staff 50Diana Feinberg, AI6DF, Staff 60 2016 Los Angeles County Disaster Communications Service

Understanding the MysteriousMotorola Radio in Your DCS Room1. Background: how these radios got into your DCS room2. Operating the Motorola radios for DCS3. Advantages of these Motorola radios vs. ham gear4. How to purchase identical radios for your own use 2016 Los Angeles County Disaster Communications Service

Understanding the MysteriousMotorola Radio in Your DCS Room1. Background: how these radios got into your DCS room2. Operating the Motorola radios for DCS3. Advantages of these Motorola radios vs. ham gear4. How to purchase identical radios for your own use 2016 Los Angeles County Disaster Communications Service

The Motorola radio in DCS rooms originated in 2009 butmost did not get installed in DCS rooms until 2012-2014 In 2009 the LASD acquired agroup of Motorola CDM-1250and CDM 1550 mobile radios Objective was placing one ineach DCS room The radios could only beprogrammed by the Department Big advantage: Great radio,and impossible for users toaccidentally “muck up” Delays ensued, radios notinstalled until starting 2012 2016 Los Angeles County Disaster Communications Service

Understanding the MysteriousMotorola Radio in Your DCS Room1. Background: how these radios got into your DCS room2. Operating the Motorola radios for DCS3. Advantages of these Motorola radios vs. ham gear4. How to purchase identical radios for your own use 2016 Los Angeles County Disaster Communications Service

When the Motorola radios were installed, no guidancegiven on how to use them—that’s why we have this class Let’s take a short video tour on how to operate your Motorolaradio and what its buttons do The radios are easy to operate and fool-proofNote: To enable posting this presentation on the DCSwebsite video segments shown with this slide have beenomitted due to their very large file sizes. 2016 Los Angeles County Disaster Communications Service

Need a CDM 1550 Manual for your station? Download msi/docs/business/ documents/user guides/static files/CDM1550LS-220-700-en.pdf 2016 Los Angeles County Disaster Communications Service

Let’s reviewthe operationbasics 2016 Los Angeles County Disaster Communications Service

Here’s how all DCS Motorola CDM-1250/1550 radioscurrently have their P1-P4 front buttons programmed 2016 Los Angeles County Disaster Communications Service

Going forward, the DCS Tech Team plans to have your DCSMotorola radio re-programmed with common frequency setFuture directions for your Motorola CDM-1550/1250 DCS Tech Team needs to get all DCS Districts onto TASMAcompliant simplex frequencies Common frequency bank for all Districts countywide will thenbe loaded into all Motorola CDM radios One “Zone” could cover DCS County frequencies Second “Zone” could cover simplex frequencies and localrepeaters used by every DCS District, enabling Station toStation contact Tech Team trying to get special headsets for the Motorola radios Some of advanced features like MDC might be implemented atlater date 2016 Los Angeles County Disaster Communications Service

Understanding the MysteriousMotorola Radio in Your DCS Room1. Background: how these radios got into your DCS room2. Operating the Motorola radios for DCS3. Advantages of these Motorola radios vs. ham gear4. How to purchase identical radios for your own use 2016 Los Angeles County Disaster Communications Service

With some knowledge, these Motorola radios have manyfeatures not found on amateur unitsBuilding a portable repeater is easywith two Motorola CDM 1550s 15 cable enables connection asrepeater, safely handles 20-watts Use a higher-wattage model forthe TX unit (left, in photo) due tolarger heat sink UHF duplexers available forabout 100440 amateur porta-peater in use for PalosVerdes Half Marathon 2016 Los Angeles County Disaster Communications Service Key to advanced features is 16pin port on back side

The 16-pin rear connection enables radio options andconfigurations most amateur radios cannot achieveRadio top side2 4 6 8 10 12 14 161 3 5 7 9 11 13 15Pin FunctionPin Function1External Speaker (-)92Mic Audio10 Ignition Control3Mic “Push To Talk”11 Receive Audio4External Alarm12 Programmable I/O 125Flat TX Audio13 Switch Battery Sense ( )6Programmable I/P 614 Programmable I/O 147Ground15 Internal Speaker 8Programmable I/O 816 External Speaker ( ) 2016 Los Angeles County Disaster Communications ServiceEmergency Alarm

These Motorola radios have many other features not foundon amateur unitsOther aspects of CDM 1250/1550 Excellent audio from frontspeaker Resistance to dust and dirt (nofan opening), vibration Great RF “front end” All front panel buttonsprogrammable to many options 14-character front display Can display MDC “ID” of otherradios calling 2016 Los Angeles County Disaster Communications Service

These Motorola radios have many other features not foundon amateur units but some knowledge is requiredOther aspects of CDM 1250/1550 but there are a few downsides Excellent audio from frontspeaker Need to use Motorola’s software( 239 for 3-year license) Resistance to dust and dirt (nofan opening), vibration Software requires a Windows 32-bitoperating system (or Win 7 64-bitProfessional’s 32-bit emulation) Great RF “front end” All front panel buttonsprogrammable to many options 14-character front display Can display MDC “ID” of otherradios calling 2016 Los Angeles County Disaster Communications Service Care needed when programming toavoid transmitting out of ham band Need to understand Motorola terms “Code plug” “Conventional personality” “Zone” A few others

Understanding the MysteriousMotorola Radio in Your DCS Room1. Background: how these radios got into your DCS room2. Operating the Motorola radios for DCS3. Advantages of these Motorola radios vs. ham gear4. How to purchase identical radios for your own use 2016 Los Angeles County Disaster Communications Service

Your mysterious radiois part of Motorola’s“Professional Series”Professional Seriesradios are: Analog FM Widely used by: Ambulances Volunteerfirefighters Industrialfacilities Publicutilities Trunked radiosystems Available in manyconfigurations Perfect for hamradio (usually) 2016 Los Angeles County Disaster Communications Service

Used Motorola Professional Radios available on ebay andelsewhere; CDM-1550 discontinued by Motorola, Dec. 2015 2016 Los Angeles County Disaster Communications Service

But, you need to determine which features are in a given“Professional” radio--be aware before you buy one Motorola Professional Series Product Identification MatrixInternalRadioUseTypeAAInternalM MobileUseLA Internal HUseHandheldModelSeries25 ModelSeriesModelPackageA NoAANB 29.7-361 4A OriginalH 1-25 W Display,4 12.5kHz ConventioStandardMHzFrequency RevisionNo KeypadnalPackageC No9C 36-42Display,2 64K 25-40 WProgramm DU LTRMHzBasicFrequencyableKeypadD 1 Line5 16 (128D 42-50DDisplay,LiDP LTRon AA)MHz1-5mitedFrequencyKeypadF 1 LineK 136-174Display,6 160MHzStandardFrequencyKeypadH 1 LineM 217Display,8 160222MHzEnhancedFrequencyKeypadN 4 LineR 403-470Display,MHzEnhancedKeypadS 450-512MHzBandsplitPowerDisplay 2016 Los Angeles County Disaster Communications sion

for amateur use get Bandsplit K (2-meters) or R (for 440);Channel Spacing 9; Protocol AA; Feature Level 5 or 6Example: Motorola CDM 1550 VHF 136-174 MHz AA M 25 K K F 9 AA 5 ANInternalRadioUseTypeAAInternalM MobileUseLA Internal HUseHandheldModelSeries25 ModelSeriesModelPackageA NoAANB 29.7-361 4A OriginalH 1-25 W Display,4 12.5kHz ConventioStandardMHzFrequency RevisionNo KeypadnalPackageC No9C 36-42Display,2 64K 25-40 WProgramm DU LTRMHzBasicFrequencyableKeypadD 1 Line5 16 (128D 42-50DDisplay,LiDP LTRon AA)MHz1-5mitedFrequencyKeypadF 1 LineK 136-174Display,6 160MHzStandardFrequencyKeypadH 1 LineM 217Display,8 160222MHzEnhancedFrequencyKeypadN 4 LineR 403-470Display,MHzEnhancedKeypadS 450-512MHzBandsplitPowerDisplay 2016 Los Angeles County Disaster Communications sion

The same programming software also programs and sharesmany features with the companion handheld HT-1250/1550Example: Motorola HT-1250 VHF 136-174 MHz AA H 25 K D F 9 AA 5 ANInternalRadioUseTypeAAInternalM MobileUseLA Internal HUseHandheldModelSeries25 ModelSeriesModelPackageA NoAANB 29.7-361 4A OriginalH 1-25 W Display,4 12.5kHz ConventioStandardMHzFrequency RevisionNo KeypadnalPackageC No9C 36-42Display,2 64K 25-40 WProgramm DU LTRMHzBasicFrequencyableKeypadD 1 Line5 16 (128D 42-50DDisplay,LiDP LTRon AA)MHz1-5mitedFrequencyKeypadF 1 LineK 136-174Display,6 160MHzStandardFrequencyKeypadH 1 LineM 217Display,8 160222MHzEnhancedFrequencyKeypadN 4 LineR 403-470Display,MHzEnhancedKeypadS 450-512MHzBandsplitPowerDisplay 2016 Los Angeles County Disaster Communications sion

In summary, Motorola Professional radios offer lot of valueand power; for DCS use, just remember our simple buttonsPush toturnon/off;Turn toadjustvolumeChannelselectorThanks forlistening. 2016 Los Angeles County Disaster Communications Service