Audio Precision has introduced a PDM 16 module for the company’s APx500 Series audio analysers. The module offers simultaneous acquisition and measurement of up to 16 channels of pulse density modulation (PDM) signals, making it the highest channel-count solution available for MEMS microphone and MEMS mic array testing, claims the company.
Weartech-Comms / Bluetooth / Wireless
Bluetooth low energy module from u-blox includes direction finding
Features such as direction finding, long range and operation up to +105 degrees C make up the u-blox NINA-B4 series of standalone modules. They are designed for indoor positioning applications and for deployments in harsh environments.
Editors Blog – How troops command agility
Modern warfare can take place over large areas and military command centres are required to remotely monitor events in difficult terrain and harsh conditions, reports Caroline Hayes.
Nordic introduces Bluetooth 5.1 SoC for multi-protocol applications
Temperature-qualified, the nRF52833 SoC joins Nordic’s nRF52 series. The multi-protocol SoC includes a Bluetooth 5.1 Direction Finding-capable radio for low power Bluetooth Low Energy, Thread, Zigbee, and 2.4GHz proprietary wireless connectivity. It is qualified for operation across a -40 to +105 degrees C temperature range.
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