VDV

VDV

VDV

Product catalog summary
Overview: The document outlines the features and specifications of the VDV Leaky Feeder System, designed for underground communication in mining and tunneling environments. It highlights the system's expandability, noise-free operation, and capability for duplex voice and data communication.
Key Features:
  • Expandable Channels: The system can be expanded in blocks of 8 channels to accommodate growing needs.
  • Noise-Free Operation: The system is resistant to electrical interference, ensuring clear communication.
  • Telemetry and Duplex Communication: Supports simultaneous voice and data communication, allowing for remote equipment control.
  • Diagnostics: Local and remote PC-based diagnostics provide real-time system condition monitoring.
  • Video Transmission: Capable of transmitting video depending on configuration.
  • Voltage Regulation: Built-in voltage regulators ensure stable operation despite voltage fluctuations.
  • Compatibility: Compatible with most existing systems, allowing integration with other suppliers' equipment.
  • Automatic Level Control: Maintains optimal performance even with inconsistent cable attenuation.
  • Modular Construction: Simplifies installation and maintenance.
  • Durability: Submersible housings and terminations designed for harsh environments.
Applications:
  • Mines: Provides reliable two-way communication for voice and data, enhancing operational management.
  • Tunnels: Facilitates communication and data logging for tunnel development and operation.
  • Blasting: Supports remote blasting commands with proven safety protocols.
Specifications:
  • Channel Capacity: Expandable in 8 or 16 channel increments.
  • Insertion Loss: Maximum 38dB from Tx. Junction to Leaky Feeder.
  • RF Levels: +40dBm at Tx. Port, +2dBm at Leaky Feeder.
  • Impedances: 50 ohms for Rx. and Tx. Junctions, 75 ohms for Leaky Feeder Ports.
  • Isolation: Minimum 20dB between Rx. and Tx. Ports.
  • Line Amplifier Specifications: VHF Spectrum, 22dB nominal gain, 75 ohms impedance, 1.2 watts power consumption.
  • Enclosure: Submersible cast CATV, dimensions 130mm x 90mm x 60mm.
Global Presence: The document lists contact information for Mine Site Technologies offices in Australia, the United States, Canada, Chile, Europe, South Africa, and China.
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Catalog excerpts

VDV-1

Quality underground line amplified communication systems

 Open the catalog to page 1
VDV-2

INFINITY SERIES 2 VDV Leaky Feeder Radio System The VDV System delivers a reliable, easy to maintain two-way radio system to your mine. The productivity and safety benefits associated with a VDV installation make VDV a cost effective solution to your underground communication and telemetry requirements. 8 & 1 6 CHANNELS EXPANDA B LE This allows for system expansion in blocks of 8 channels as your needs grow. NOISE FREE The MST VDV system is virtually noise free and is impervious to HV power or other electrical interference. TELEMETRY -& DATA CAPA System is capable of both voice and data communication...

 Open the catalog to page 2
VDV-3

CHANNEL CAPACITY (Voice/Data) Combiner 8 channel increments Combiner Splitter 16 channel Frequency Band Frequency Split Pass Band INSERTION LOSS Tx. Junction to Leaky Feeder Leaky Feeder to Rx. Junction RF DRIVER LEVELS RF Driver Level @ Tx. Port +40dBm RF Signal Level @ Leaky Feeder+2dBm CONNECTIONS Rx. Junction Connection Tx. Junction Connection Leaky Feeder Connection TNC Female TNC Female “N” Female IMPEDANCES Rx. Junction Connection Tx. Junction Connection Leaky Feeder Ports 50 ohms 50 ohms 75 ohms ISOLATION Between Rx. Ports Between Tx. Ports RF LEVELS Base Port O/P level CHAIN PILOT GENERATOR...

 Open the catalog to page 3
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.