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