A few progress reports on the Arduino projects:
1 - LPFs ordered from languageSpy web site for 40, 30 & 20. Maybe incorporated into the buffer amplifier using an ERA-2+ MMIC, on the antenna bridge and/or RF Meter shield designs...
2 - PCB design for the QRP-RIG i done, awaiting checking carefully..
3 - Band pass filters designed for BPF shield, 40, 30 & 20m, 2MHz BW Chev 0.1dB ripple.
More news coming when QRP-RIG & RF METER PCBs finalised and ordered.
Slides of current BASIC Arduino projects is here.
Tuesday, 20 December 2016
BASIC Tech Group - MyNews 8 - Update LPF, QRP_RIG & BPFs
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