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ePathshla- Educational Resources
15,000 Per Box
1 Box (MOQ)
Epathshala is an online digital platform from apmt (www.epathshala.co.in) with a well researched innovative and comprehensive pedagogy of learning through technology, teacher and teaching-learning resources. It is useful for schools as well as individual students or out of school children through access to online repositories, study aids, practice tests, etc.
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IAF DMDD Outdoor Unit
Features of DMDD Receiving System Antenna, Feed & Mount-Outdoor Unit : Highly Rugged and Stable construction to withstand wind velocity Precision Compression Molded GFRP reflector for Higher Gain High Grade Galvanized structure for Corrosion Resistance Reduced Installation time Ground or Roof top non penetrating mount
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IAF DMDD Indoor Unit
Features of DMDD Receiving System : BPSK, QPSK (selectable) Demodulation Meets the Data Rate of 64kbps to 512kbps Intelsat Viterbi Error Correction Employs the latest digital technology to deliver high performance Enhanced performance for larger threshold margins Supplies power (+24 VDC) to the LNB via the IF input port. Monitor and Control Port Through EIA 232 Port Wall Mount Rugged Enclosure for Military Applications Sustains Harsh Environmental Specifications Specification of DMDD Indoor Unit (DMDD IDU) : IF input Frequency range 950 MHZ to 1450 MHZ in 10 kHz Steps Input Signal Range -40 dBm to -80 dBm Input Impedance 75 ohm Demodulation BPSK QPSK Error Decoding Viterbi, Rate ½, K=7 De – Scrambling V.35 Link Bit Rate 64 Kbps to 128 Kbps BER 1 x 10-7 Typical for EbNo > 7 EbNo. > 8 for Satisfactory DMDD Link Operation Data Output Port RJ 45 port Ethernet interface for PC to receive data (RS 422 Interface available inside the DMDD IDU chassis, RS 422 data converted to Ethernet data inside the DMDD IDU chassis. IF Signal Output 950 MHZ to 1450 MHZ, 3 meter cable with N female connector for monitoring on spectrum analyzer. Automatic Start All default setting e.g. frequency, bit rate, modulation, ID etc. are stored in memory on power failure. Indications LED Power on, Carrier detect, fault, LAN, WAN LNBC voltage 24 V +- 1 volt for 500 ma maximum Power Supply 230 VAC ± 10% Operating Temperature 0 to 50 deg C
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ePathshala
Earth Station service
More than 10 Earth Stations for digital Audio Video up-linking Uplink Earth Stations are in fully Redundant configuration Facility to Uplink Digital as well as Analog audio channels simultaneously Facility of ESC Channel M & C of all equipment on Remote PC NMS ( Network Management Software) developed by Arraycom
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Panel Antennas service
Supplied 11 nos. of panel antennas for Television in the capacity of 2x20 KW to Doordarshan. Supplied 15 nos. of 6 Bay Antennas for FM Transmitters in the capacity of 5 KW to All India Radio. Supplied 7 nos. of 4 Bay and 2 Bay Antennas for FM Transmitters in the capacity of 5 KW to IGNOU.
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system integration services
Arraycom is a prominent system house and undertakes different services related with System Integration. Our team compliments your in house engineering staff to work out optimum solution for the end to end application. We cover various aspects of services like : System Integration We bring together various subsystems utilizing variety of technologies and ensure its functioning as a complete system. We undertake system integration in the field of Professional Electronics encompassing Satellite Communications, Terrestrial Communication, Broadcast Engineering, Signals Intelligence, Surveillance etc.
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