8 Results for "air quality"

Household Electrically Enhanced Wet Scrubber
Project by Jimmy Locke
A household air purification unit for kitchens, labs, & smokers used to scrub fine particulates and VOC's out of the air.
- 220
- 70

Silly software wishlist
Details from Silly software wishlist
It might feel like every software project has to be bigger than the last software project, or they're not worth doing. In reality, before Cinelerra, there were a lot of smaller software projects that just edited audio. You get to a big software...

1950s Bakelite Podcast Player
Details from 1950s Bakelite Podcast Player
Finding a suitable case Bush were an early UK electronics company and the DAC90A, brought out in 1950, is the classic vintage radio set. Made from Bakelite, it emanates a warm orange glow from the glass tuning panel that brings to mind clipped British...

The First Subject
Log from Guri: Ignition Controller for Air Cooled Engines
The first subject for this project is a Gurgel X11 manufactured in 1976 by Gurgel Motores do Brasil, equipped with a 1300cc air cooled VW engine (BJ series). Its current ignition system is a Hall Distributor but the advance curves both centrifugal and...

Desiccant dehydrator
Log from Solar filament drier
Sponge tire, despite months of drying out the filament in the solar drier & then a few weeks with a dry tote. Eventually a calcium chloride pack with filament that was previously in the solar drier became rock solid. The way to know if calcium...

Understanding Captivate Sensors
Log from DDR pad using Arduino Capacitive Sensors
References: (1)http://playground.arduino.cc/Main/CapacitiveSensor?from=Main.CapSense(2)http://hyperphysics.phy-astr.gsu.edu/hbase/electric/pplate.html(3)http://www.atmel.com/images/doc10752.pdfA capacitive sensor utilizes two pins on an arduino. A DC...

Hard Pad Construction
Log from DDR pad using Arduino Capacitive Sensors
Always accept free plywood.Structural plans got scrapped for fear of structural instability.Instead we built 18 11"x11"x4" boxes.We have a working V.1The sensors are not as sensitive as I would have hoped.The first issue i ran into is that I assumed...

Portable Pi
Details from Portable Pi
Processor This is a 4GB Raspberry Pi 4 Model B. Initially, I used an SD card for storage but have now upgraded to an Integral 120GB USB connected SSD. This really improves the startup time for applications but has an impact on battery life as outlined...