Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
|
from
login
How to Measure CO2 with a Low-Cost Sensor and a Raspberry Pi
(
joshefin.xyz
)
8 points
by
joshefin
on Sept 26, 2019
|
past
|
6 comments
How to Measure Indoor Air Quality with a Raspberry Pi, RuuviTags and PMS7003
(
joshefin.xyz
)
292 points
by
joshefin
on Aug 7, 2019
|
past
|
97 comments
Consider applying for YC's Spring batch! Applications are open till Feb 11.
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search: