Can I use one of these 150W variable loads to calculate the internal resistance of a battery cell?
For questions, news, and discussion about batteries, cells, chargers, charger/inverters, power banks and UPSs.
Is the espressif component registry down?
ESP32 is a series of low cost, low power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth. The ESP32 series employs either a Tensilica Xtensa LX6, Xtensa LX7 or a RiscV processor, and both dual-core and single-core variations are available. It includes in-built antenna switches, RF balun, power amplifier, low-noise receive amplifier, filters, and power management modules as well.
When testing the capacity of LiFePo4 batteries, to what cutoff voltage do you discharge?
For questions, news, and discussion about batteries, cells, chargers, charger/inverters, power banks and UPSs.
This gotta be the scammiest UX of AliExpress
Aliexpress buyers helping each other
How to turn a non-esp-idf git repository into a managed component?
ESP32 is a series of low cost, low power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth. The ESP32 series employs either a Tensilica Xtensa LX6, Xtensa LX7 or a RiscV processor, and both dual-core and single-core variations are available. It includes in-built antenna switches, RF balun, power amplifier, low-noise receive amplifier, filters, and power management modules as well.
Cheap option to transport 6 meter long wooden beams?
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ELI5 what do I need the GND port for on my lab power supply? Also, why does this led light up?
This subreddit is dedicated to both amateur and professional engineers that want to build cool stuff at home, challenge themselves to learn new technologies, learn from each others' designs, and showcase their side projects.
Is it a problem when 220V power cords are magnetic?
This subreddit is dedicated to both amateur and professional engineers that want to build cool stuff at home, challenge themselves to learn new technologies, learn from each others' designs, and showcase their side projects.
Is there something IRAM_ATTR/DRAM_ATTR but for PSRAM?
ESP32 is a series of low cost, low power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth. The ESP32 series employs either a Tensilica Xtensa LX6, Xtensa LX7 or a RiscV processor, and both dual-core and single-core variations are available. It includes in-built antenna switches, RF balun, power amplifier, low-noise receive amplifier, filters, and power management modules as well.
Does adding an intake hose to a portable AC actually improve cooling efficiency?
Any way to prefetch data from spiram (in particular on risc-v)?
ESP32 is a series of low cost, low power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth. The ESP32 series employs either a Tensilica Xtensa LX6, Xtensa LX7 or a RiscV processor, and both dual-core and single-core variations are available. It includes in-built antenna switches, RF balun, power amplifier, low-noise receive amplifier, filters, and power management modules as well.
What is the seller experience with AliExpress?
Aliexpress buyers helping each other
Is this normal?
Aliexpress buyers helping each other
Blast corps question
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Can I replace 2 12V lead acid batteries in a USV with 8 lifepo4 cells?
For questions, news, and discussion about batteries, cells, chargers, charger/inverters, power banks and UPSs.
Which 96x96@25fps sensor are these cameras using?
This subreddit is a place for amateur and professional users of thermal imaging technology to discuss and learn about thermal imaging, share pointers and techniques, and share images.
What useful/interesting things can be done with lead-acid battery fluid of dead battery?
A community for chemists and those who love chemistry
Which replacement battery should I get for my UPS?
For questions, news, and discussion about batteries, cells, chargers, charger/inverters, power banks and UPSs.
ESP32 CYD with thermal camera
ESP32 is a series of low cost, low power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth. The ESP32 series employs either a Tensilica Xtensa LX6, Xtensa LX7 or a RiscV processor, and both dual-core and single-core variations are available. It includes in-built antenna switches, RF balun, power amplifier, low-noise receive amplifier, filters, and power management modules as well.
Should lead-acid batteries make bubbling noises during charging?
For questions, news, and discussion about batteries, cells, chargers, charger/inverters, power banks and UPSs.
What does this do?
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How is this dimmer to be connected?
This subreddit is dedicated to both amateur and professional engineers that want to build cool stuff at home, challenge themselves to learn new technologies, learn from each others' designs, and showcase their side projects.
Lead-acid battery bulging?
For Batteries