#electronics

Buying a new TV

My ancient Sony Bravia had developed a low grade hum that seemed to be showing up with increasing frequency. Googling around revealed that it likely indicated the power supply was nearing the end of its life. I can’t complain. The set was 16 years old. I mentioned to someone the other day that I was … Continue reading Buying a new TV →

SelfAwarePatterns · EN

Pulling on a thread (Using Thread on Ikea Sensors)

Ben Hardill wanted to read a pair of IKEA ALPSTUGA CO2 sensors from Node-RED, and wrote up what it took on his blog. The sensors are part of IKEA’s second generation of smart devices, so they use Thread radios instead of Zigbee. That rules out the old Trådfri Hub and Zigbee2MQTT. Thread runs an IPv6 […]

Adafruit Blog · EN

Building connections across the research infrastructure

MIT.nano and the Northeast Microelectronics Coalition gathered facility leaders and technology professionals from across the nation to explore ways to make shared-access facilities more connected.

MIT News · EN

LakeShark: the pocket-sized portable SDR scanner

Open Electronics covered LakeShark, a handheld SDR scanner and radio workbench built by SAMS0N1TE. Software defined radio (SDR) has the tuning and decoding happening in code instead of fixed circuits. The build uses the LilyGO T-Display P4, with an ESP32-P4, a 4.1 inch AMOLED screen at 568 x 1232, 16 MB of flash, GPS, a […]

Adafruit Blog · EN