24.05.2019 Aufrufe

6-2019

Fachzeitschrift für Hochfrequenz- und Mikrowellentechnik

Fachzeitschrift für Hochfrequenz- und Mikrowellentechnik

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RF & Wireless<br />

Highspeed End<br />

Launch Connectors<br />

Fairview Microwave, Inc. has<br />

introduced a new extended series<br />

of mmWave, removable, end<br />

launch, PCB connectors that<br />

are ideal for SERDES applications<br />

like cloud servers, superinterfaces.<br />

Typical specifications<br />

of 1.6 SWR, 13 dB Directivity,<br />

1dB Insertion loss and 0.4<br />

dB frequency sensitivity. Also<br />

available are Attenuators, Terminations,<br />

Bias Tee’s, DC blocks<br />

and adapters.<br />

■ MECA Electronics, Inc.<br />

www.e-meca.com<br />

Right Angle SMA<br />

Inner DC Block<br />

MECA has expanded it’s family<br />

of RoHS compliant DC Blocks<br />

to include Right Angle SMA<br />

model covering wireless band<br />

applications from 0.4 to 3 GHz.<br />

Typical SWR 1.35 and 0.3 dB<br />

max. Insertion loss. Models also<br />

available in 7/16 DIN, SMA, N,<br />

BNC & TNC configurations with<br />

RF power ratings to 500 watts<br />

(2.5 kW peak) and breakdown<br />

voltages to 2.5 kV making them<br />

ideal for eliminating unwanted<br />

DC voltages or surges to tower<br />

top amplifiers. Made is USA –<br />

36 month warranty.<br />

■ MECA Electronics, Inc.<br />

www.e-meca.com<br />

N Male 10 W<br />

Resistive Termination<br />

MECA’s latest addition to the<br />

extensive line of resistive & low<br />

PIM Terminations announces a<br />

NEW Resistive 10 W, N Male,<br />

50 ohms Load (410-1). Precision<br />

designed as a high performance,<br />

cost effective solution for applications<br />

up to 12.4 GHz. Offering<br />

max. SWR specifications of 1.15<br />

DC to GHz, 1.2 3...6 GHz and<br />

1.5 up to 12.4 GHz. Made is USA<br />

& 36 month warranty.<br />

■ MECA Electronics, Inc.<br />

www.e-meca.com<br />

Small-Angle<br />

Antennas with Stable<br />

and High Gain<br />

KP Performance Antennas has<br />

released a new line of 33-degree<br />

and 45-degree sector antennas<br />

with stable and high gain that are<br />

ideal for wireless internet<br />

service provider<br />

(WISP) applications<br />

such as base station<br />

access point antennas.<br />

KP’s new small-angle<br />

ProLine series of sector<br />

antennas consists<br />

of three models that<br />

deliver interference<br />

mitigation with azimuth<br />

and elevation<br />

side-lobe suppression.<br />

These small-angle sectors offer<br />

ease and customization of installation<br />

with included brackets and<br />

hoisting hook. They are ideal for<br />

frequency-reuse and LTE deployments<br />

in the 2 GHz band. These<br />

sector antennas feature extremely<br />

high front-to-back ratios<br />

and small side-lobes, helping to<br />

reduce noise in the link. This line<br />

is offered with 2 or 4 ports and a<br />

frequency range of 2300...2700<br />

or 4900...5900 MHz, depending<br />

on the model. They also boast<br />

33° or 45° azimuth beamwidth<br />

and 19-20 dBi of gain.<br />

■ KP Performance Antennas<br />

www.kpperformance.com<br />

computing and high-speed networking.<br />

Fairview’s new line<br />

of highspeed, end launch, PCB<br />

connectors consists of 16 models<br />

operating in a wide bandwidth<br />

that supports high data rates and<br />

SWR as low as 1.1. They are<br />

offered with four end launch<br />

connector interface options: 1<br />

mm (110 GHz), 1.85 mm (67<br />

GHz), 2.92 mm (40 GHz) and<br />

2.4 mm (50 GHz). These highperformance,<br />

end launch connectors<br />

are reusable and don’t<br />

require any soldering. Some of<br />

the models in this line feature<br />

reduced profiles with a 0.350-<br />

inch mounting width, allowing<br />

for more launches to fit<br />

into the same PCB area. These<br />

connectors are offered in male<br />

and female genders and are<br />

constructed with an outer conductor<br />

made of stainless steel and<br />

a gold-plated beryllium copper<br />

center contact.<br />

■ Fairview Microwave<br />

www.fairview-microwave.<br />

com<br />

C-UAS Antenna<br />

Cobham Antenna Systems is pleased to<br />

announce the launch of its new Tripleband<br />

Helix antenna. The new Helix, model<br />

number TAMH-1.6-2.4-5.8/2453, is designed<br />

to SWaP principles – improved<br />

performance while reducing Size, Weight<br />

and Power requirement.<br />

This is achieved by housing three antennas<br />

in one radome, covering the three most<br />

popular commercially used bands: 1.6 GHz<br />

(GPS), 2.4 GHz and 5.8 GHz. It is of particular<br />

benefit to portable systems, being<br />

lighter and easier to handle. Furthermore,<br />

for fixed installations, its SWaP efficiencies<br />

make mounting three antennas in close<br />

proximity much more straightforward. Its<br />

three-into-one configuration also reduces<br />

wind-loading.<br />

These benefits meet Counter-Drone<br />

System (or C-UAS; Counter-Unmanned<br />

Aerial Systems) requirements – especially<br />

important following the recent and<br />

much reported hazardous incursions into<br />

restricted airspace over airports by illegally<br />

flown commercial drones. All three<br />

of the antennas within the radome are Helix<br />

(i.e. circular-polarised), which ensures the<br />

greatest probability of coupling with the<br />

antenna on the target drone, under most<br />

flight conditions. Each provides 13 dBi<br />

gain and narrow, 33-degree beam-widths,<br />

which reduces the possibility of it interfering<br />

with non-hostile systems operating<br />

in the same bands.<br />

This new model is the latest of Cobham’s<br />

many similar products. The company is<br />

investing in producing further versions,<br />

which will also cover the 915 MHz band<br />

and all GPS bands (L1 to L5). Cobham also<br />

provides Directional flat-panel antennas,<br />

Sector antennas and Omni antennas, covering<br />

individual bands, as well as a selection<br />

of ultra-wideband antennas (which<br />

can future proof any system), many of<br />

which are already being used for C-UAS<br />

applications.<br />

■ Cobham Antenna Systems<br />

www.cobham.com<br />

hf-praxis 6/<strong>2019</strong> 57

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