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LOREF SYSTEMS
An Overview
Introduction
• Founded in 1994 by three technologists - Dr Rajeswari Chattopadhyay (Ph.D.Electrical Communications Engineering) - Aloknath Chattopadhyay (M.E., Telecommunications Engineering) - B. K. Sampath (B.Sc. Physics).
• Manufactures microwave and RF components for microwave, satellite communication and radar systems
• Initial Financing from Karnataka State Financial Corporation
• Located in Bangalore the ‘Silicon Valley of India’
• Has state-of-the-art test equipment and a modern,high-tech testing, tuning and quality control facility.
• Committed to providing low cost and high quality solutions to fulfill the specialized requirements of demanding customers in the microwave communication and related industries.
Product Line
• Several types of filters including lumped element filtershelical filters ID filters combline filterscoaxial and waveguide filters
• Successfully developed an outdoor transmitter for a talk-back terminal of a distance education system. (includes power supply , amplifier, synthesiser and BPSK modulator with associated circuits.)
Product Line
Product Line
Facilities
Network Analyser HP8757XC (includes synthesised generator) and all accessories for both coax and waveguide testing.
Wiltron L-Band Network Analyser
HP Spectrum Analyser 26.5 GHz - Model E4408B
HP Spectrum Analyser 1.5 GHz - Model E4411B
Anritsu Spectrum Analyser GHz Model MS2951A
HP Power Meter 435A with Low Power Sensor 8481A
Tektronix Oscilloscope 60 MHz Model TDS210
Anritsu Microwave Link Analyser 70 MHz - 2 Ea
Antistatic Work Stations
Drill Machine and minor workshop tools
Test Equipment
State of the Art Equipment
Commitment to QualityProduction CompletedUnits TestedReady for Packing and Dispatch
All units are individually testedand labelled
Test Reports of each unit is stored.
Complete traceability of each unit is ensured
Clients
Government of India departments including Defence Establishments, the Master Control Facility and other divisions of the Department of Space
Centre for Development of Telematics.
Bharat Electronics
ITI Ltd.
Daimler Benz Research Corporation,
NATELCO (Nashik),
Bharti-British Telecom,
Telstra-V-Comm
SN Description CustomerQuantity Supplied/Onorder
01 2 GHz Filters ITI Ltd 120
02 2 GHz Duplexers ITI Ltd/Bharat Electronics 38
03 1 GHz Drop-in Filters CDOT/ ITI Ltd 700/400
04 700 MHz Duplexers ITI Ltd 6
05 9 GHz WG Filter Defence 23
06 5.8 GHz 600 MHz BW Defence 3
07 Receive Reject Filter 6GHzDept of Space/Telstra V-comm
9
08 70 MHz INTELSAT Specs Bharat Electronics 550
09 11.5 GHz WR75 NATELCO 4
10 50-75 ohms transformers ISL & BE 4
11 Combline Filters 2 GHz ITI Ltd/BE 150
12Narrow Band Filters 0.55 BW at 4.2GHz & 91.8MHz
MCF/ DOS 7
131 GHz Combline Filters 8 & 6resonators
ITI /BE 350
14 3.7,4.8,5.7,11.36 GHz ID Filters CDOT 25
15 1.6 GHz Combline FiltersDaimler Benz ResearchCorporation
8
16 Radar Cutoff Filter ITI 98
17 Trans Reject Filter BE/BBT 143
18 Signal Sampler 4GHz Telstra V-com 10
19 IF Amplifier Telstra V-com 1
20 ODU SAC 2 *
21 Filter 3 GHz, 2.6 GHz, 1.5 GHz Intracom Greece6730
Typical Order and Supply
Contact
Works: +91 - 80 - 2351 1622
Office: +91 - 80 - 2351 4651- 4
Fax: +91 - 80 - 2341 2634
E-mail: mail@ntaloref.com
URL: www.ntaloref.com
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