All Questions
5
questions
0
votes
1
answer
56
views
What's the best RF scheme and chip for my project?
I'm making a little scanning beacon gizmo. When a laser shines on it from ~40m away, it is supposed to transmit its ID and HIGH (1) to the laser controller ~40m away. Otherwise, transmit 0 or nothing. ...
0
votes
1
answer
164
views
RF shield needed for BLE SoC in PCB design
I´m checking the implications of using BLE in a new design.
This design will include in the same PCB a BLE SoC, the specific matching network and an anetnna (still checking if I´m going to use a ...
0
votes
1
answer
151
views
SA636 Local Oscillator -- Which Pin?
This is about a very specific RF system on a chip -- NXP's SA636, "Low voltage, high-performance mixer FM/IF system...". Datasheet is here: https://www.nxp.com/docs/en/data-sheet/SA636.pdf. The ...
0
votes
1
answer
505
views
ETSI[Europe] Regulations for 2.4Ghz ISM Bandwidth Limit and RF Power
I am trying to interface my STM32 with NRF24[2.4 Ghz ] or TI
CC2500[2.4 Ghz] models. I am finding issue regarding maximum
allowable Bandwidth and RF power set by ETSI[Europe] EN 300 328 and EN 300 440(...
0
votes
2
answers
152
views
Would it be possible to design a SoC have to two antenna? [closed]
If you use an actual SoC such as the Qualcomm Snapdragon Processor for mobile communications would it be possible to have two cores both sharing a common IO (Cellular/WiFi/GPS/Bluetooth) integrated ...