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DOPPLER 

DOPPLER 

DOPPLER 

DOPPLER SYSTEMS

SYSTEMS

SYSTEMS

SYSTEMS    

DDF7000

DDF7000

DDF7000

DDF7000    (MPT)

(MPT)

(MPT)

(MPT)    

    USER

USER

USER

USER’S

’S

’S

’S    MANUAL

MANUAL

MANUAL

MANUAL    

 

© December 3, 2011 

Doppler Systems LLC / PO Box 2780 / Carefree, AZ 85377 

Revision A: July 19, 2013 

Revision B: October 17, 2013 

Revision C: June 26, 2015 

Revision D: July 30, 2017 

Revision E: January 17, 2020 

Summary of Contents for DDF7000

Page 1: ... DDF7000 DDF7000 MPT MPT MPT MPT USER USER USER USER S S S S MANUAL MANUAL MANUAL MANUAL December 3 2011 Doppler Systems LLC PO Box 2780 Carefree AZ 85377 Revision A July 19 2013 Revision B October 17 2013 Revision C June 26 2015 Revision D July 30 2017 Revision E January 17 2020 ...

Page 2: ... MARINE BAND ANTENNA ASSEMBLY BAND ANTENNA ASSEMBLY BAND ANTENNA ASSEMBLY BAND ANTENNA ASSEMBLY 24 24 24 24 Selecting a Location for the Antenna 24 Mounting the Mast to the Antenna 25 Attaching the Antenna Mast to Your Mast 27 Mounting the Elements and Connecting the Cables 28 DDF7001 PROCESSOR CONNECTIONS DDF7001 PROCESSOR CONNECTIONS DDF7001 PROCESSOR CONNECTIONS DDF7001 PROCESSOR CONNECTIONS 29...

Page 3: ...ON FINDER E DIRECTION FINDER E DIRECTION FINDER 46 46 46 46 INTERFACING TO THE DDF7001 DIRECTION FINDER INTERFACING TO THE DDF7001 DIRECTION FINDER INTERFACING TO THE DDF7001 DIRECTION FINDER INTERFACING TO THE DDF7001 DIRECTION FINDER 47 47 47 47 Using the Binary Serial Interface 47 Command and Data Structure 48 Commands 50 Responses 56 Audio Interface 59 INDEX INDEX INDEX INDEX 60 60 60 60 ...

Page 4: ...with cables 21 Figure 16 THF Antenna Frame Installed 22 Figure 17 THF Element mounting hardware 23 Figure 18 Remove long screws from the base and set them aside 25 Figure 19 Install the base mast on to the antenna using the long screws 26 Figure 20 Attached the lower mast to your mounting mast with the mast clamp 27 Figure 21 Assemble marine antenna 28 Figure 22 DDF7001 Connectors 29 Figure 23 Sin...

Page 5: ...f improper operation is due to an error on the part of the purchaser there will be a repair charge Doppler Systems are not responsible for damage caused by the use of improper tools or solder failure to follow the printed instructions misuse or abuse unauthorized modifications misapplication of the unit theft fire or accidents This warranty applies only to the equipment sold by Doppler Systems and...

Page 6: ... a 4 element magnetic mount antenna for mobile operation The sweep frequency may be set to 250 500 1000 or 2000 Hz to avoid tone frequencies that may be present in the signal modulation Advanced signal processing is used to detect the signal with the receiver either squelched or unsquelched Signals as short as 80 msec can be detected The sweep direction automatically reverses from clockwise to cou...

Page 7: ...h standard commercial narrow band FM receivers Highly configurable allowing for autonomous operation and multiple networking options Master Slave configuration allows up to 32 frequencies to be monitored simultaneously using one antenna ...

Page 8: ...RF pulse detection 80 ms minimum Commutation frequency Adjustable 250 500 1000 2000 Hz Voltage Range 11 14 VDC Interfaces 2 USB Host Ethernet RJ45 Receiver audio and RSSI 3 5 mm Speaker Out Power 7 2 W 12 VDC processor and one antenna Temperature Range 40 C to 85 C antenna 0 C to 70 C processor Dimensions 7 3 x 3 5 x 1 13 processor Weight 0 75 lbs processor CE Compliant Per EN 61000 6 2 EN 61000 6...

Page 9: ...nge MHz Low High Spacing in Spacing cm 100 120 23 7 60 2 120 144 19 8 50 2 150 180 15 8 40 2 180 220 13 1 33 2 220 250 11 1 28 1 250 300 9 5 24 1 300 360 7 9 20 1 360 430 6 6 16 8 430 500 5 6 14 2 Note To avoid damage to the input circuitry used in the RF summer touch the antenna ground plane before attaching the whips to the magnetic mounts It is important that the vehicle provides at least 1 4 w...

Page 10: ...F summer This antenna provides an extended ground plane a wind shroud and four stub type antennas built into TNC connectors Place the assembled RF summer antenna in the center of the car roof Be sure to use the safety strap provided with the DDF7064 antenna 1 8 to 1 4 Wavelength 1 8 to 1 4 Wavelength DF Summing Unit Cables exit toward rear of the vehicle Antenna A Antenna B Antenna C Antenna D Fro...

Page 11: ...7 Chapter 3 Mobile Antenna Installation The photos below show typical installations Figure 2 VHF Mobile Antenna Installation Figure 3 THF Mobile Antenna Installation ...

Page 12: ......

Page 13: ...ion note In band Interference from a Nearby Transmitter available on our web site www dopsys com for more information SINGLE BAND ANTENNA INSTALLATION SINGLE BAND ANTENNA INSTALLATION SINGLE BAND ANTENNA INSTALLATION SINGLE BAND ANTENNA INSTALLATION This section details the assembly of a single band fixed site antenna The photographs are for a VHF antenna but all the antennas use identical mountin...

Page 14: ...10 Doppler MPT Users Manual Revision D Figure 4 Remove the longer cap screws to install the lower mast ...

Page 15: ...om mast to fit over the connectors and drain plug and fasten the mast to the antenna frame using the screws and lockwashers from step 1 The figure below shows the mast connected to the frame Figure 5 Secure the lower mast to the frame using the cap screws ...

Page 16: ...AST TO YOUR MAST TO YOUR MAST TO YOUR MAST TO YOUR MAST The fixed site antennas are furnished with a mast clamp for installation on a pipe or pole The diameter of the pipe or pole can be between 1 25 in and 3 5 in The figure below shows how the mast clamp is installed Figure 6 Attach the lower mast to your mounting mast with the mast clamp ...

Page 17: ...ust meets the red line on the mating connector Fasten the TNC connector until it is tight Use cable ties to fasten the cables to the masts At this point the assembly should look similar to the photo below ATTACHING THE ELEMENTS ATTACHING THE ELEMENTS ATTACHING THE ELEMENTS ATTACHING THE ELEMENTS Four Wire Biconical Antennas The antenna elements are mounted to baluns at the end of the frame arms us...

Page 18: ...14 Doppler MPT Users Manual Revision D Figure 8 Arrangement of the antenna element mounting hardware ...

Page 19: ...enna elements are mounted to baluns at the end of the frame arms using a 5 16 24 cap screw a flat washer and a rubber washer The arrangement of the hardware is shown in the photo below Figure 9 Three Wire Element Mounting Arrangement Cap Screw Flat Washer Rubber Washer ...

Page 20: ... cap screw until the lock washer is fully compressed Do not over tighten the cap screw or the brass threads in the balun may be stripped Mount all sixteen elements Align the biconical elements so that all elements are symmetric The photo below shows two elements connected to the balun Figure 10 Antenna element mounted on the balun ...

Page 21: ...17 Fixed Site Antenna Assembly After all the elements are attached the antenna is ready to be erected The assembled antenna will look similar to the photo below Figure 11 Fully Assembled VHF Antenna ...

Page 22: ...nts install the connecting mast and cables The connecting mast is installed similarly to the base mast using the 5 longer screws and lock washers at each end When installing the coaxial cable make sure the end of the cable with the most ferrite beads is connected to the lower antenna The photo below shows the connecting mast with the connecting cables attached to the top of the VHF antenna Figure ...

Page 23: ...nnect the UHF antenna frame to the coupling mast connect the cables fasten them with cable ties and then install the antenna elements on both VHF and UHF frames The completed antenna stack is shown below Figure 13 Assembled UHF VHF Antenna ...

Page 24: ...NSTALLATION THREE BAND ANTENNA INSTALLATION THREE BAND ANTENNA INSTALLATION Follow the steps above to install the three element antenna and simply install the third antenna using the short connecting mast supplied Figure 14 UHF Antenna Frame Installed on Mast ...

Page 25: ...21 Fixed Site Antenna Assembly Figure 15 UHF to THF mast with cables ...

Page 26: ...22 Doppler MPT Users Manual User s Guide Figure 16 THF Antenna Frame Installed ...

Page 27: ...at they have longer cap screws The other style shown in Figure 16 below have a rubber washer installed to preload the elements and to keep moisture out of the threads Do not over tighten the elements or you may strip the brass inserts in the balun The final assembly will look like the photo below Figure 17 THF Element mounting hardware ...

Page 28: ...A LOCATION FOR THE ANTENNA In order for the direction finding system to achieve its specified accuracy it is necessary for the antenna to be mounted in a proper location The antenna should be top mounted on a mast or tower and in a location where there is no metal in the antenna pattern Do not mount the antenna near any transmitting antenna Serious damage can occur if large rf fields are applied t...

Page 29: ...HE ANTENNA MOUNTING THE MAST TO THE ANTENNA At the base of the antenna frame there are five longer screws protruding from the bottom connector plate as shown in the photo below Remove these screws and lock washers and set them aside Be careful not to lose them Figure 18 Remove long screws from the base and set them aside ...

Page 30: ...MPT Users Manual Revision D Place the mast on the bottom of the antenna and use the long screws to secure the mast to the base as shown below Figure 19 Install the base mast on to the antenna using the long screws ...

Page 31: ...e antenna is furnished with a mast clamp for installation on a pipe or pole The diameter of the pipe or pole can be between 1 25 in and 3 5 in The figure below shows how the mast clamp is installed When positioning the antenna on the boat make sure the arrow on the top of the antenna is pointing to the bow of the boat Figure 20 Attached the lower mast to your mounting mast with the mast clamp ...

Page 32: ... element has a threaded insert Screw the threaded inserts into the baluns black boxes at the end of the antenna arms Tighten the elements so that the o ring at base of the antenna is compressed Connect the cables to the proper connectors The coaxial cable can sometimes be a little difficult to connect Simply wiggle it back and forth lightly while tightening it The photo below shows the antenna wit...

Page 33: ...upported receivers GPS receivers and the compass The figure below identifies the various DDF7001 connectors The following block diagrams illustrate a number of typical configurations for the DDF7001 Chapter Chapter Chapter Chapter 6 6 6 6 DDF7001 DDF7001 DDF7001 DDF7001 PROCESSOR CONN PROCESSOR CONN PROCESSOR CONN PROCESSOR CONNECTIONS ECTIONS ECTIONS ECTIONS Figure 22 DDF7001 Connectors Figure 23...

Page 34: ...30 Doppler MPT Users Manual Revision D Figure 24 Direction Finder with RS232 receiver ...

Page 35: ...31 DDF7001 Processor Connections Figure 25 Single Antenna Fixed Site System with LAN Connection ...

Page 36: ...rs Manual Revision D VHF Antenna UHF Antenna THF Antenna Control Coax Control Coax USB PC Crossover Cable DF Processor DDF7001 Audio 12VDC USB Receiver Control Coax DDF7095 Figure 26 Three Antenna Fixed Site Installation ...

Page 37: ...sor DDF7001 12VDC Audio Control Crossover Cable Mag Mounted Antennas Mag Mounted Summer USB Receiver USB Laptop Coax DF Processor 12VDC Audio Control Crossover Cable GPS USB Mag Mounted Antennas USB to Serial RS232 Figure 27 Basic Mobile Installation for Homing Figure 28 Mobile Installation with GPS ...

Page 38: ...ured for bridge drive by moving the jumpers on headers J13 and J14 to pins 2 3 instead of pins 1 2 The advantage of bridge drive is that the power output is doubled but the disadvantage is that approximately 2 5 VDC is present on both SPKRhigh and SPKRlow and these leads must be kept isolated from ground J13 and J14 are located adjacent to the input power connector inside the DDF7001 processor REC...

Page 39: ...u need to connect a USB to Serial converter to one of the USB host ports and then connect the receiver to the serial port See the USB to Serial Converter section of this manual for further information COMPUTER CONNECTION COMPUTER CONNECTION COMPUTER CONNECTION COMPUTER CONNECTION The DDF7001 can be connected to a network via a network hub or switch or it can be directly connected to the computer s...

Page 40: ...nit and will display the IP address the port number and the MAC address of the device as shown below Note the IP address because it is used to connect the browser and the Telnet interface to the DDF7001 The latitude and longitude fields will be filled in if a GPS is connected to the direction finder CONNECTING DIRECTLY CONNECTING DIRECTLY CONNECTING DIRECTLY CONNECTING DIRECTLY TO A PC TO A PC TO ...

Page 41: ...ou are going to connect it directly to your computer you must set your computer TCP IP properties as shown in Figure 34 below Once it is connected you can use the web server or the MPT User Interface software to change the IP address and the IP port number Figure 34 Network Interface Setup in Windows ...

Page 42: ...F6074 GPS Receiver with serial adaptor Doppler Systems DDF6075 Compass with serial adaptor Doppler Systems DDF7057 Self Test Generator Doppler Systems DDF7056 Yaw Rate Sensor AOR AR8600 with serial adaptor AOR AR5000 with serial adaptor ICOM R8500 with serial adaptor ICOM R9500 with serial adaptor Most USB to Serial converters that use the FTDI chip set Most USB to Serial converters that use the P...

Page 43: ...uency 0x0014 the Set Squelch 0x0015 and the Set Rx Volume 0x0016 commands set the frequency squelch and receiver volume Other commands to the receiver can be passed to it using the Receiver pass through command 0x0017 NMEA NMEA NMEA NMEA If a serial port is configured as an NMEA port the at the beginning of the message is stripped and the NMEA message is forwarded with its identifier GENERAL SERIA...

Page 44: ...600 AOR SR2200 and the AOR DV1 USB based receivers The DDF7001 configures the receiver to receive narrow band FM transmissions required for the direction finder to work properly Currently only frequency squelch and receiver volume setting is implemented however scan commands are supported within the Doppler SignalTrack and TargetTrack applications that make use of the receiver command pass through...

Page 45: ...ERS NOT SUPPORTED BY T USE OF RECEIVERS NOT SUPPORTED BY T USE OF RECEIVERS NOT SUPPORTED BY THE FIRMWARE HE FIRMWARE HE FIRMWARE HE FIRMWARE It is possible to use receivers that are not supported by the direction finder s firmware and software Any narrow band FM receiver or scanner can be used Connect the audio output normally the external speaker jack to the Audio Input of the direction finder s...

Page 46: ...Doppler MPT Users Manual Chapter Chapter Chapter Chapter 7 7 7 7 USING THE MPT AS A SLAVE PROCESSOR USING THE MPT AS A SLAVE PROCESSOR USING THE MPT AS A SLAVE PROCESSOR USING THE MPT AS A SLAVE PROCESSOR ...

Page 47: ...ers some guidance to using the processors behind a firewall CHANGING THE PROCESSOR TO THE SLAVE CONFIGURATION CHANGING THE PROCESSOR TO THE SLAVE CONFIGURATION CHANGING THE PROCESSOR TO THE SLAVE CONFIGURATION CHANGING THE PROCESSOR TO THE SLAVE CONFIGURATION If you purchased your processor as a DDF7002 it is already configured as a slave A small black on white sticker with an S on it will be atta...

Page 48: ...44 Doppler MPT Users Manual Revision D J5 in master position J5 in slave position ...

Page 49: ...onnect each receiver to an output of the splitter 3 Make all other connections as you would normally to the processor OPERATION BEHIND A FIREWALL OPERATION BEHIND A FIREWALL OPERATION BEHIND A FIREWALL OPERATION BEHIND A FIREWALL If you are going to use the master slave configuration behind a firewall and you need make IP connections from outside the firewall you must assign a static IP address an...

Page 50: ...d the help file that is installed with the MPT User Interface software Refer to these resources to learn how to adjust the direction finder settings Chapter Chapter Chapter Chapter 8 8 8 8 CONFIGURING THE DIRECTION FINDER CONFIGURING THE DIRECTION FINDER CONFIGURING THE DIRECTION FINDER CONFIGURING THE DIRECTION FINDER ...

Page 51: ... SERIAL INTERFACE USING THE BINARY SERIAL INTERFACE USING THE BINARY SERIAL INTERFACE The binary serial interface is a telnet like interface that uses a TCP IP connection to control and extract data from the DDF7001 direction finder When shipped the default static IP address is 10 0 0 100 and the default IP port is 2101 Both the static IP address and the IP port can be changed using either the web...

Page 52: ...nerating polynomial see A Painless Guide to CRC Error Detection Algorithms CRC is calculated on bytes 1 through n An example CRC algorithm written in the C language is shown in the listing below short CRCTable 0x0000 0xC0C1 0xC181 0x0140 0xC301 0x03C0 0x0280 0xC241 0xC601 0x06C0 0x0780 0xC741 0x0500 0xC5C1 0xC481 0x0440 0xCC01 0x0CC0 0x0D80 0xCD41 0x0F00 0xCFC1 0xCE81 0x0E40 0x0A00 0xCAC1 0xCB81 0...

Page 53: ...B041 0x5000 0x90C1 0x9181 0x5140 0x9301 0x53C0 0x5280 0x9241 0x9601 0x56C0 0x5780 0x9741 0x5500 0x95C1 0x9481 0x5440 0x9C01 0x5CC0 0x5D80 0x9D41 0x5F00 0x9FC1 0x9E81 0x5E40 0x5A00 0x9AC1 0x9B81 0x5B40 0x9901 0x59C0 0x5880 0x9841 0x8801 0x48C0 0x4980 0x8941 0x4B00 0x8BC1 0x8A81 0x4A40 0x4E00 0x8EC1 0x8F81 0x4F40 0x8D01 0x4DC0 0x4C80 0x8C41 0x4400 0x84C1 0x8581 0x4540 0x8701 0x47C0 0x4680 0x8641 0x8...

Page 54: ...hat can be sent to the DDF7001 The DDF7001 responds by echoing back the command with the value that was accepted by the DDF7001 If the DDF7001 did not accept the command then nothing will be echoed back Items marked in bold are the default settings All data is sent in little Endian format lowest order byte sent first ...

Page 55: ...will be assigned to the receiver Sample Time 0x0007 short 10 10000 Sample time in ms Maximum value 1500 ms Default 500 ms Reserved for future use 0x0008 Threshold 0x0009 short 10 10000 Sets the maximum separation of consecutive bearing measurements that will be used in the bearing calculation Setting this number low will result in some missed bearings Setting it high will result in more false posi...

Page 56: ... not need to change these Calibrate 0x000D INT16 0 3599 Range is 0 359 9 divide by 10 Calibrate the bearing to a given angle Identify Hardware 0x000E 0 Causes hardware version response Identify Software 0x000F 0 Causes software version response List Serial Ports 0x0010 0 Lists each serial port connected to the system and its parameters The serial ports correspond to USB to serial converters connec...

Page 57: ...dd The DDF7001 supports up to a 4 port USB to serial converter Assign Serial Port 0x0012 2 bytes Byte 0 port number Byte 1 device 0 NMEA 1 Receiver 2 pass through Port number 0 3 Pass through means all data flows from the serial port to the Ethernet port and vice versa Send DF Settings 0x0013 0 Causes DF settings response Set Frequency 0x0014 UINT32 0 2000000000 2 GHz Hz Set Squelch 0x0015 byte 0 ...

Page 58: ...d Time 0x001C byte Hold time in seconds Time DF holds the bearing calculation DF Sends 360 when hold time expires Default 5 seconds DHCP 0x001D byte 0 do not use DHCP 1 use DHCP IP Address 0x001E 4 bytes Sets the IP Address If using DHCP this sets the default IP address Default 10 0 0 100 IP Gateway 0x001F 4 bytes Sets the IP Gateway Default 255 0 0 0 IP Subnet Mask 0x0020 4 bytes Sets the IP Subn...

Page 59: ...t data Send Serial Number 0x0027 0 Sends the serial number of the unit Stream Audio 0x0028 UINT16 Port number to stream audio to 0 disable streaming Streaming Audio Squelch 0x0029 UINT16 Audio must exceed squelch level in order for audio to be streamed Default 50 Compress Audio 0x002A UINT8 0 no compression 1 A law compression ...

Page 60: ...he exception of commands that specifically ask for data to be sent the response to a command is that it will echo the data back in the exact format it was sent with the actual settings of the DDF7001 The following table defines responses from the DDF7001 ...

Page 61: ...ajor version minor version Identify Software 0x000F ASCII String will be of the form major version minor version Direction Cosines 0x000C 16 Bytes Bytes 0 3 10000 cos theta CW Bytes 4 7 10000 sin theta CW Bytes 8 11 10000 cos theta CCW Bytes 12 15 10000 sin theta CCW All in Little Endian format List Serial Ports 0x0010 ASCII Comma separated list of the connected port data Port Number 0 3 Status Ba...

Page 62: ...a 0x0017 Bytes Data received from the receiver that is passed through the DDF7001 RX Settings 0x0022 ASCII Settings will be sent as a block of ASCII data with each setting having the following format Cmd number setting CR Serial Port Data 0x0026 Bytes Data from the serial ports when serial port is configured as a pass through port Byte 0 port number Remaining bytes is the message Serial Number 0x0...

Page 63: ... up to 8 streaming connections short decode byte alaw Invert every other bit and the sign bit 0xD5 1101 0101 alaw 0xD5 Pull out the value of the sign bit int sign alaw 0x80 Pull out and shift over the value of the exponent int exponent alaw 0x70 4 Pull out the four bits of data int data alaw 0x0f Shift the data four bits to the left data 4 Add 8 to put the result in the middle of the range like ad...

Page 64: ...MARINE BAND ANTENNA ASSEMBLY 24 MOBILE ANTENNA INSTALLATION 4 5 MOUNTING THE ELEMENTS AND CONNECTING THE CABLES 28 MOUNTING THE MAST TO THE ANTENNA 9 25 MPT PROCESSOR CONNECTIONS 29 P POWER AND SPEAKER CONNECTION 34 R RECEIVER CONNECTION 34 RESPONSES 55 S SELECTING A LOCATION FOR THE ANTENNA 24 SINGLE BAND ANTENNA INSTALLATION 9 T THREE BAND ANTENNA INSTALLATION 20 TWO BAND ANTENNA INSTALLATION 18...

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