Rev0LRS Old

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This project comprises a 433MHz (UHF) 12-Channel RC system, based on the CC430F5137 RF SoC. The receiver features an 0.8dB NF LNA, diversity switch, and bandpass filter with 30dB+ rejection at broadcast FM, VHF amateur, and 900-2.4GHz video.

RX Bill of Materials

IC Quantity Unit Cost Total Cost Source
CC430F5137 1 $6.75 $6.75 Digi-Key
AP1117 1 $0.54 $0.54 Digi-Key
AS193-73 1 $0.86 $0.86 Digi-Key
SPF5043Z 2 $3.22 $6.44 Digi-Key
Passive Quantity Unit Cost Total Cost Source
0805 12nH Inductor 4 $0.22 $0.88 Digi-Key
0603 16nH Inductor 2 $0.40 $0.80 Digi-Key
0805 27nH Inductor 2 $0.228 $0.46 Digi-Key
0805 56nH Inductor 2 $0.228 $0.46 Digi-Key
0603 100nH Inductor 2 $0.082 $0.16 Digi-Key
0603 2pF Capacitor 2 $0.20 $0.40 Digi-Key
0603 2.7pF Capacitor 1 $0.256 $0.26 Digi-Key
0603 3.9pF Capacitor 2 $0.20 $0.40 Digi-Key
0603 10uF Capacitor 4 $0.264 $1.06 Digi-Key
0603 Capacitor 29 $0.0096 $0.28 eBay - mib_instruments
0603 Resistor 19 $0.00294 $0.06 eBay - mib_instruments
Component Quantity Unit Cost Total Cost Source
SMD 26MHz Crystal 1 $0.94 $0.94 Digi-Key
0603 Green LED 2 $0.11 $0.22 Digi-Key
0603 Red LED 1 $0.13 $0.13 Digi-Key
Male Header 37 $0.01 $0.37 eBay
SMA Male Connector 2/5 $2.51 $1.00 Dealextreme
PCB 1.225"x2.275"/3 $5.00 $4.65 OSH Park
Total Unit Cost $27.12