Project-Sandy
CScheepers1504
A budget autonomous buoy that measures POC proxies, phytonplankton blooms via fluorescence, depth and temperature. This repository has the hardware and software designed for long deployment windows within the Antarctic regions. No physical housing designs are in the repository.
Components (16)
| Reference | Value | Description |
|---|---|---|
| Q1,Q4,Q6 | 2N3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 |
| Q2,Q3,Q5 | FQP30N06L | N-JFET transistor, gate/drain/source |
| U2 | AS7341DLG | 11-Channel Multi-Spectral Digital Sensor, OLGA-8 |
| U3 | MS5837-xxBA | Ultra-small, gel-filled, pressure sensor with stainless steel cap |
| U4 | DS18B20 | Programmable Resolution 1-Wire Digital Thermometer TO-92 |
| U6,U7 | MCP6002-xSN | 1MHz, Low-Power Op Amp, SOIC-8 |
| C1,C4 | 2pF | Unpolarized capacitor, small symbol |
| C2,C3 | 100nF | Unpolarized capacitor, small symbol |
| C5-C7 | 1nF | Unpolarized capacitor, small symbol |
| D1,D3 | BPW34 | Silicon PIN Photodiode |
| D2,D4,D5 | 1W Blue LED | Infrared LED , 3mm LED package |
| R1,R6 | 10M | Resistor, small US symbol |
| R2-R5 | 100k | Resistor, small US symbol |
| R7 | 4.7k | Resistor, small US symbol |
| R8,R9,R12,R13,R15,R16 | 5 | Resistor, small US symbol |
| R10,R11,R14 | 10k | Resistor, small US symbol |