Manuali utente per Robotron Pty Ltd G9P

Sommario

• Table of Contents

  4
• Introduction

  6
• The Hardware

  7
  • WR-G39DDCe External (USB) Receiver Models

    7
  • WR-G39DDCi Internal (PCI Express) Receiver Models

    8
• Installation

  9
  • Minimum System Requirements

    9
  • Software and Hardware Installation

    10
    • External (USB) Models

      10
    • Internal (PCI Express) Models

      10
  • Setting up the Sound Card

    13
  • Connecting the Antenna

    14
  • Grounding

    15
• Getting Started

  17
  • Achieving Best Selectivity

    20
  • Avoiding Front-End Overload

    21
• Inside the Excelsior

  21
• Resizing the Application Window

  27
• Drop-Down Menu Controls

  28
• Tuning the Excelsior

  29
  • Manual Frequency Entry

    29
  • Tuning Knob

    31
  • Keyboard Tuning

    31
  • Dual Receiver Operation

    32
  • Point-and-Click Tuning

    33
  • Dragging the Passband

    33
  • IF Shift and Passband Tuning

    35
  • Frequency Stepping

    36
  • Frequency Display Offset

    37
• Receiver Selection

  38
• Mode Selection

  38
  • AMS Mode

    39
  • ISB and DSB Modes

    41
  • DRM Mode

    41
  • FSK Mode

    44
  • UDM Mode

    44
• Function Tabs

  44
  • Tuning Tab

    45
    • Passband tuning

      45
    • Demodulator Bandwidth Presets

      45
    • Frequency Stepping

      47
    • Spectrum Centering

      47
    • AFC (Automatic Frequency Control)

      47
    • TTP (Tune to Peak Control)

      47
    • Band Selection

      48
    • UDM Mode Selection

      48
  • Audio Tab

    48
    • Audio Filter

      49
    • Volume Control

      51
    • Audio Mixer

      51
    • Virtual Sound Card

      52
  • Memory Tab

    54
    • Storing a Frequency into Memory

      54
    • Hotkey

      56
    • Memory scan lockout

      56
    • Recalling a Frequency from Memory

      56
    • Editing Memory

      57
    • Deleting a Frequency

      57
    • Viewing User Memory

      57
    • Memory Stepping

      58
    • Saving User Memory File

      59
    • Opening User Memory File

      59
  • Notch

    59
  • Squelch

    61
  • Gain

    63
    • AGC

      63
    • Manual Gain

      65
  • Noise Blanker

    66
  • Pause

    67
• Spectrum Scopes

  69
  • Zoom Spectrum

    71
  • Save Spectrum

    71
  • Resolution Bandwidth

    71
  • Spectrum Averaging

    72
  • Waterfall Spectrum

    72
  • Spectrum Markers

    74
  • Information Buttons

    75
  • Baseline Level

    76
  • Peak Hold

    76
  • Audio Spectrum

    76
  • Sweeper

    78
  • Activity Search

    80
• Recording Functions

  81
• Attenuator

  85
• Preamplifier

  86
• S-meter

  86
• Top Menu Bar

  87
  • File

    87
    • Memory Export and Import

      88
  • Options

    90
    • Auto-mute RX not in focus

      90
    • Enable second RX

      91
    • Filter Length

      91
    • Front Panel LED

      92
    • Display Offset

      93
    • Time

      93
    • Keyboard Shortcuts

      94
    • VSC Set-up

      95
    • Audio Buffering

      95
    • AMS Capture Range

      96
    • Audio Output

      97
    • Show Measurements

      98
    • Show Data Rates

      98
    • Of particular interest to many users will be the CPU load (excessive CPU load may cause sluggish behaviour or freezing of the computer), and Audio latency. Apart from DDC bandwidth, CPU load may be minimized by reducing the Demodulator filter length (...

      99
    • Note: When measuring sensitivity using SINAD, it is very important that the Audio Filter is enabled and the cut-off frequencies (and for FM measurements, also the de-emphasis) are set according to the specified test conditions. Proper audio filtering ...

      99
    • Show Waterfall Timestamps

      100
    • Calibration

      100
    • Hand-Off Receiver

      101
    • Color scheme

      101
    • Restore factory defaults

      101
  • Memory

    102
  • Scheduler

    102
  • Scanner

    104
  • Logger

    105
  • Plugins

    106
• Power Switch

  107
• Date and Time Display

  107
• Appendix A – SDR and DDC Primer

  108
  • Analog Receivers

    108
  • First Generation SDR

    108
  • Second Generation SDR

    109
  • DDC-Based Receivers – The Excelsior

    111
• Appendix B – Troubleshooting

  113
• Appendix C – USB Interface Diagnostics

  117
• Appendix D – Dealing with Interference

  118
• Appendix E – G39DDCi PCIe Card Connections

  120
• Appendix F – Waterfall Spectrum Palettes

  121
• Appendix G – Recording File Formats

  122
• Appendix H – Compliance Declarations

  124
  • CE Conformity

    124
  • FCC Compliance

    124
• Appendix I – Safety Disposal

  125