Cheap but also waterproof
A waterproof box ready for a concentrator, RasPi and the genious backplane (should match in size)
* update : tested - 7.3 dB / 2.53 VSWR @ 868 MHZ
€ 0,30 incl. free shipping from China ...
I can recommend the slightly higher version of it, the GM550 that Aliexpress has for $12.90:
DS3234 real time clock module arrived today. Pretty decent quality!
The SPI interface should lower power consumption compared to the I2C-based DS3231 I was using before. Thanks for heads up @BoRRoZ!
werkplaatsmagazijn met 60 vakken €29,99