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Posts Tagged ‘ISM’

Interfacing the STM32VLDISCOVERY with Semtech’s SX1272RF1BAS module

Tuesday, July 15th, 2014

Milen Pavlov with Netblocks wrote this post on connecting a STM32VLDISCOVERY with Semtech's SX1272RF1BAS module (LoRa sx1272 transceiver.) This module incorporates the LoRa spread spectrum modem which is advertised as achieving significantly longer range than existing systems based on FSK or OOK modulation. It operates using low power in the...

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Posted in code, dev boards, how-to, RF | No Comments »

Shmoocon 2012: GHz or Bust!

Tuesday, April 24th, 2012

Chronos hackers take note! In this presentation from the Shmoocon 2012 conference, atlas 0f d00m talks about using the USB RF dongle that comes with the EZ430 Chronos watch to conduct experiments in the ISM bands. This talk covers a lot of ground giving practical information on the ISM bands,...

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Posted in RF, talks, tools | 3 Comments »

Semtech RF data transmitter chips

Friday, February 18th, 2011

Semtech has released a line of "power and go" inexpensive data transmitter chips. The new SX1240 and SX1242 ISM-band RF transmitters enable true data-in/RF-out capability, with only an external crystal and antenna impedance matching network needed. They simplify design by integrating “power-and-go modes,” which are pre-set for 434 MHz and...

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Posted in Chips, documentation, News, RF, wireless | 1 Comment »

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