General Information

New Ultra Wideband 0.8 - 40 GHz Omni Antenna Announced

Julian Robbins — 2011-11-06T11:25:00Z

This antenna will be of value to a number of types of organisations including those in the following areas:-

RF Monitoring & Surveillance
Electronic Warfare
Test & Measurement
Research Institutions

We expect it to become a versatile substitute for multiple antennas currently deployed in the Electronic Warfare and Surveillance communities.

For further details, please contact us at sales@q-par.com or +44 (0) 1568 612138

General Sales Terms & Conditions (T&C's)

Julian Robbins — 2006-05-16T10:35:00Z

Here are our standard Sales Terms & Conditions. Please get in contact with us at sales@q-par.com if you require any further info or clarification.

New Wideband 0.5 - 18 GHz Spiral Antenna Announced

Julian Robbins — 2011-10-04T23:25:00Z

An ultra-wideband 0.5 - 18 GHz antenna intended for UWB communications, feeds, radio surveillance and phase comparison direction finding applications. The antenna is Circularly Polarised with bore-sight axial ratio less than 3dB over most of the band. This antenna is not intended for accurate amplitude comparison direction finding (for this application, please refer to other products).

This antenna will be of value to a number of types of organisations including those in the following areas:-

RF Monitoring & Surveillance
Electronic Warfare
Test & Measurement
Research Institutions

Predicted specifications, nominal weight and dimensions are given on the press release below.

For further details, please contact us at sales@q-par.com or +44 (0) 1568 612138

High Power Microwave Components

Julian Robbins — 2011-09-29T10:53:54Z

Q-par Angus has been designing and manufacturing high power microwave components for many years. Some of these components are used in high energy physics applications such as particle accelerators. The PDF below explains more on our company's extensive capabilities in this area. We utilise CST and Solidworks software to build on the exceptional skills of our Engineers and Scientists.

Sample Antenna Test Report

Julianr — 2006-05-11T14:20:00Z

This PDF file shows a typical antenna test report that is supplied to the customer. Report layout is subject to change without notice. A typical Test Report will include a Gain vs Frequency plot, 3 and 10 dB Beamwidths, VSWR or Return Loss and Antenna Factor table and product summary.

Company Profile

Julian Robbins — 2011-06-24T10:43:25Z

A short 8 page company profile of Q-par Angus available as a PDF file for download. The profile includes details of our products, customer base, Microwave, Mechanical, Electronics, Research and Consultancy activities and Software Design capabilities.

ELINT (ELectronic INTelligence) Positioner

julianr, janettem — 2011-06-03T14:41:50Z

Q-par Angus ELINT systems are made to the highest standards. Fully ruggedised and weather proof these positioners can be tailored to your ELINT requirements.

Positioner Features

High Rotation Speed Possible

Velocity Maximum 200 rpm / 1200° per second
Velocity Minimum 0.06 rpm / 0.36° per second
Acceleration Maximum 50 rpm/s
Continuous Rotation
Sector Scan Maximum 360°
Sector Scan Minimum 0.1°
Point and Stare 0.1° increments
Nudge 0.1° - 360°
14 bit Resolution

ELINT System Features

0.5 - 18 GHz, 2 - 18 GHz, and 1 - 18 GHz standard versions
Many antenna / reflector - feed combinations are available to cover your frequency bands of interest with your gain / beamwidth requirements.
Computer controlled via a single RS232/USB or Ethernet connection
Positioner is provided with our user friendly GUI (graphical user interface) Windows application, Linux available on request
The control software allows different modes of operation, these include continuous rotation, sector scan, stare and nudge.
Capable of complex scan control
Can be Peltier cooled for demanding environments
Dry air system can be used
The system is housed within an environmentally sealed radome for outdoor use.
Custom designs our speciality

Contact us to discuss your particular needs - tell us your frequency band of interest, gain / beamwidth requirements and your mechanical requirements and we will respond with our suggested system for you.

Specifications of some Standard ELINT Models

0.5 - 18 GHz ELINT Antenna Positioner

Frequency	0.5 - 18 GHz
Gain	6 - 20 dBi
Antenna Type	Reflector & Horn
Polarisation	Slant Linear 45º
Azimuth Beamwidth	90º - 3º
Elevation Beamwidth	66º - 20º
VSWR	< 2 : 1 typical
Angular Resolution	< 0.1º
Rotational Velocity	200 rpm max.
Weight	90 kg (inc. Radome)
Height	1450 mm
Diameter	910 mm
Construction	Base: Cast Aluminium Alloy Radome: Foam Cored GRP

1 - 18 GHz ELINT Antenna Positioner

Frequency	1 - 18 GHz
Gain	10 - 23 dBi
Type of Antenna	Cylindrical Paraboloid
Polarisation	Slant Linear 45º
Azimuth Beamwidth	33° - 3°
Elevation Beamwidth	42º - 20º
VSWR	< 2 : 1 typical
Angular Resolution	< 0.1º
Rotational Velocity	200 rpm max.
Weight	56 kg (inc. Radome)
Height	905 mm
Diameter	605 mm
Construction	Base: Cast Aluminium Alloy Radome: Foam Cored GRP

2 - 18 GHz ELINT Antenna Positioner

Frequency	2 - 18 GHz
Gain	13 - 24 dBi
Antenna Type	Cylindrical paraboloid
Polarisation	Slant Linear 45º
Azimuth Beamwidth	30º - 4º
Elevation Beamwidth	35º - 20º
VSWR	< 2.5:1 typical
Angular Resolution	< 0.1º
Rotational Velocity	200 rpm max.
Weight	56 kg (inc. Radome)
Height	800 mm
Diameter	605 mm
Construction	Base: Cast Aluminium Alloy Radome: Foam Cored GRP

Contact us to discuss your particular needs
Fully tailored to customer specification - Please contact us with your specific requirements

Company Video

Julian Robbins — 2006-12-08T15:40:00Z

Short introductory video describing the company, its skills and specialties & ethos. In addition, our new Model 300 All Weather Antenna Positioner is shown operating.

Germany - Globes Electronik