- Frequency Range GBw
The Sennheiser AB 4 antenna booster is the successor to the AB 3, designed to accommodate the wider switching bandwidth of evolution wireless G4.
The AB 4 is a filtered, inline antenna booster module with BNC connectors, designed to offer +10 dB of boost to compensate for signal losses created by long antenna cable runs. The AB4 offers the same functionality as the AB 3 and is fully compatible with all legacy evolution wireless systems. Additionally, the AB 4s filters have been greatly expanded to support the new wider tuning bandwidths (up to 88 MHz) now offered with ew 300 G4 and ew 500 G4.
The Sennheiser AB4-GBw booster covers bandwidth from 606~678MHz. It is compatible with G3 or G4 radio mic setups on Range GB or Range GBw.
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