Bill of material

Filter Paper

Pallflex T60A20 Filter Paper was used during developement and is sadly discontinued. We're testing https://www.amazon.com/7194-Non-Heat-Pallflex-Tissuquartz-Laboratory/dp/B0731SG18R.
You may send us a sample of your filter paper and we happily calibrate bcMeter with it!

Bill of Material for general purpose PCB (THT components & 12V DC Barrel Jack)

Link to mouser basket for one-click-order contains the following parts:

bcMeter Bill of Materials

Mfr. No	Manufacturer	Description	Order Qty.	Price (EUR)	Ext.: (EUR)
110991027	Seeed Studio	Development Boards & Kits - ARM Seeed Rasp Pi Zero W Barebones Kit	1	21,48 €	21,48 €
MCP3426A6-E/MS	Microchip	Analog to Digital Converters - ADC 16bit deltasigma ADC dual channel 15sps	1	2,35 €	2,35 €
IRL 81A	Osram Opto Semiconductor	Infrared Emitters Infrared 850nm Half Angle +/-12DEG	2	0,881 €	1,76 €
LPT 80A	Osram Opto Semiconductor	Standard LEDs - SMD PHOTOTRANSISTOR	2	0,762 €	1,52 €
RCER72A103K0K1H03B	Murata	Multilayer Ceramic Capacitors MLCC - Leaded 0.01uF 100volts X7R LS=5mm +/-10%	3	0,474 €	1,42 €
TAP334M035SCS	AVX	Tantalum Capacitors - Solid Leaded 35V 0.33uF 20% ESR=1 5 Ohm	2	0,551 €	1,10 €
CON-SOCJ-2155	Gravitech	DC Power Connectors Power Jack/Connector 2.1mm x 5.5mm	1	1,01 €	1,01 €
K102K15X7RF53H5G	Vishay	Multilayer Ceramic Capacitors MLCC - Leaded 50V 1nF 10% X7R e3 Auto	3	0,313 €	0,94 €
RDEC71E106K2M1H03A	Murata	Multilayer Ceramic Capacitors MLCC - Leaded 10uF 25volts X7S 10%	1	0,864 €	0,86 €
RDER71E104K0M1H03A	Murata	Multilayer Ceramic Capacitors MLCC - Leaded 0.1uF 25volts X7R 10 %	2	0,398 €	0,80 €
L7805CV	STMicroelectronics	Linear Voltage Regulators 5.0V 1.0A Positive	1	0,567 €	0,57 €
L7809CV	STMicroelectronics	Linear Voltage Regulators 9.0V 1.0A Positive	1	0,415 €	0,42 €
MMBT3904-G	Comchip Technology	Bipolar Transistors - BJT VCEO=40V IC=200mA	1	0,186 €	0,19 €
MBA02040C2261FC100	Vishay	Metal Film Resistors - Through Hole .4watt 2.26Kohms 1% 1/8watt body size	2	0,093 €	0,19 €
CFR25SJT-26-10K	YAGEO	Carbon Film Resistors - Through Hole 10 kOhms 250 mW 5% - 350/ +500 PPM / C	1	0,085 €	0,09 €
OM1015E-R58	Ohmite	Carbon Film Resistors - Through Hole 100 Ohm 1W 5% 500 Vo lt	1	0,085 €	0,09 €
					34,79

Bill of Material for the small PCB

... following, basically the same as above as 0805 footprint without the voltage regulators

Amazon Links for additional Material

Description	Quantity	Price	Link
22AWG Wire	1	$9.99	https://www.amazon.com/NorthPada-Electronic-Electrical-Tinned-Voltage/dp/B08979VWP5/ref=sr_1_15?dchild=1&keywords=22+awg+wire&qid=1626014422&sr=8-15
Hot Glue	1	$6.99	https://www.amazon.com/Baffo-Adhesive-Project-Craftwork-Diameter/dp/B07XC3VJRH/ref=sr_1_8?__mk_de_DE=%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchild=1&keywords=hot+glue+black+sticks&qid=1626014378&refresh=1&sr=8-8
Rubber Band	1	$12.95	https://www.amazon.com/Neoprene-Rubber-Black-Self-Adhesive-Sponge/dp/B00EE9HTPW/ref=sr_1_10?dchild=1&keywords=Rubber+Shore+A+tape&qid=1626014507&sr=8-10
Silicone Hose	1	$3.99	https://www.amazon.com/Silicone-Vacuum-Hose-Performance-Black/dp/B07792YB15/ref=sr_1_14?dchild=1&keywords=silicone+hose+5mm&qid=1626014620&sr=8-14
m3 Threads	1	$12.59	https://www.amazon.com/iplusmile-Embedment-Threaded-Printing-Projects/dp/B087NBYF65/ref=sr_1_43?dchild=1&keywords=m3+screw+threads&qid=1626014698&sr=8-43
M3 Phillips Screw	1	$7.29	https://www.amazon.com/uxcell-Stainless-Phillips-Machine-Combine/dp/B07P3ZJN2K/ref=sr_1_18?dchild=1&keywords=m3+screws+8mm&qid=1626014873&sr=8-18
M3x8mm Hex Screws	1	$8.49	https://www.amazon.com/uxcell-M3x8mm-Thread-Button-Socket/dp/B01B1OD62C/ref=sr_1_3?dchild=1&keywords=m3+screws+8mm&qid=1626014812&sr=8-3
SanDisk 16GB 3-Pack	1	$17.48	https://www.amazon.com/SanDisk-3-Pack-microSDHC-Memory-3x16GB/dp/B089DPCJS1/ref=sr_1_11?dchild=1&keywords=microSD+Card&qid=1626014929&refinements=p_36%3A1253503011&rnid=386442011&s=pc&sr=1-11

Pallflex T60A20 Filter Paper was used during developement and is sadly discontinued. We're testing https://www.amazon.com/7194-Non-Heat-Pallflex-Tissuquartz-Laboratory/dp/B0731SG18R