Shure HA-8091
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- This item is covered for 3 years
Essential Information About the Wideband Directional Helical Antenna
Essential Information About the Wideband Directional Helical Antenna
- Directional antenna to focus reception and improve the RF stability of wireless systems
- Compact helix under dome: a discreet design, easy to position in the control room or on stage
- Elimination of polarization issues for more consistent reception regardless of transmitter orientation
- High gain to increase range, particularly useful in Ear Monitor applications
Manufacturer Information
Shure
https://www.shure.com
------------------------
Safety manager:
Algam SAS
Email: contact@algam.net
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A design aimed at securing RF links over a wide frequency range
This wideband helical antenna features a dome shape concealing a compact internal helix. This design aims to minimize losses related to polarization variations, a key point when performers move and transmitter orientation changes. The result: more consistent reception and a more reliable RF system to operate.
Who is this antenna for and in what applications?
It is intended for sound technicians, stage managers, and musicians using RF systems (wireless microphones, and especially Ear Monitor systems). In stage environments, rehearsals, or performances, it helps secure the link by favoring a directional coverage area to reduce dropouts and improve the signal-to-noise/interference ratio.
Directivity, gain, and wideband: key points to increase range
With a directivity of 72 degrees and a gain of 10 dBi, this antenna is suited for configurations where you want to "target" a specific area (stage, pit, conductor's podium) rather than radiate in all directions. Its RF bandwidth from 460 to 900 MHz facilitates integration with many RF systems covering various frequency ranges.
Technical specifications
| Directivity | 72 degrees | RF Bandwidth | 460 to 900 MHz |
| Gain | 10 dBi | ||
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Questions frequently asked
What frequency range does the Shure HA-8091 antenna cover?
The specified RF bandwidth ranges from 460 to 900 MHz, allowing integration into wireless systems operating within this range.
Is this antenna suitable for In-Ear Monitor systems?
Its design is specifically intended for In-Ear Monitor systems. The 72° directional pattern helps focus coverage on a targeted stage area.
What is the gain of this RF antenna?
A gain of 10 dBi is specified. This value corresponds with directional use aimed at a stage, pit, or conductor's podium.
Does the antenna reduce dropouts when performers move?
The dome shape conceals a compact internal helix designed to minimize losses related to polarization changes. This design allows reception to remain more consistent as transmitter orientation varies, meeting the demands of performers moving on stage.
Can it be used for a wireless microphone on stage?
This antenna is intended for RF links of wireless microphones. Its 72° directivity angle helps prioritize a coverage area to improve the signal-to-interference ratio.
