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Table of Contents
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Summary of Contents for DV Development Group DV4mini
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Page 1: User Guide
DV4mini User Guide 2015 DV4mini DV4mini: D-Star/DMR-Hotspot-USB-Stick User Guide Version 7.2015 DV Development Group Author German Version: DH5RAE English Translation: N1DL - 1 -... -
Page 2: Table Of Contents
DV4mini User Guide 2015 Inhaltsverzeichnis: Capability of this board and Software:..............3 System requirements:..................3 Refectors:......................4 DCS (Digital Call Server):................4 Xrefector:......................4 D-Plus refectors:....................5 DMR refectors:....................5 Net organization (CCS7):................5 Operating modes:....................5 Hardware:......................6 Technical Data:....................6 Antenna:......................6 Software installation:..................7 Windows:......................7 Linux-PC:......................8 Screen - DV Control:....................9 Screen - Expert setup..................10... -
Page 3: Capability Of This Board And Software
User Guide 2015 Capability of this board and Software: The DV4mini is a very small but also very capable USB Stick that can expand any PC into a Hotspot for the D-STAR and DMR modes (C4FM Fusion is in development). -
Page 4: Refectors
DV4mini User Guide 2015 On the upper right is a WLAN stick and below it the DV4mini. In addition there are also connections to a keyboard, a mouse and a HDMI display. This confguration allows for a power saving continuous operation at low expense. -
Page 5: D-Plus Refectors
Every ham can go to the web site xrefector.net and request a 7 digit number to be assigned. This number is then entered into the specifc feld on the DV4mini software. This facilitates reporting into the network and conduct worldwide contacts in D-Star or DMR and the use of D-Star/DMR bridges. -
Page 6: Hardware
Your transceiver will be set up for Simplex use - RX and TX on the same frequency. The DV4mini takes the 5 Volt operating voltage from the USB interface. On a few PCs this voltage however may be too low (we measured below 4.5 V on some). In this case you can’t operate. -
Page 7: Software Installation
Always hold on to the base and not the stick. Damaged SMA connectors are not covered by warranty. In order to utilize the stick in many countries the DV4mini covers a large range of frequencies from 420 to 450 MHz. It is the operators responsibility to utilize only the frequencies appropriate in his country. -
Page 8: Screen - Dv Control
In order to gain access tot he USB/serial interface the user account must become a member of the group “dialout”. Open the Console and enter sudo gpasswd — add myusername dealt The DV4mini program gets started by entering mono dv4mini.exe in the console. Or you can create a screen icon. Linux-ARM: The same info as in PC-Linux is valid. - Page 9 TX-QRG: in D-Star mode you can operate in duplex mode (not in DMR) and you can enter the transmit frequency here Make sure you use SET after inputting your data to store them in the DV4mini Refector selection: select a refector of your choice (in D-Star also specify the port) and click “CONNECT”...
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Page 10: Screen - Expert Setup
Accept only own call sign: if this entry is active then only one D-Star transceiver with the same call sign as the DV4mini call sign can operate via the hotspot. All others are locked out. This is a requirement in some countries regulations. -
Page 11: Remote Control
This is where the DV4mini USB stick is plugged in. One starts the program “dv_serial” in console mode. Computer 2: Here you start dv4mini.exe - the user surface. In order to fne computer 1 is IP address needs to be entered in the feld “distant DV4mini IP/URL” and you activate Remote Control on/of. -
Page 12: Operating Without A User Interface
User Guide 2015 Operating without a user interface: If one only starts the program dv_serial from a console then the DV4mini stick starts up with the last Selected confguration and connects to the last used refector. This allows for an extremely power saving operation which should make Linux purists happy.