Open main menu
Home
Random
Log in
Settings
About Sugar Labs
Disclaimers
Sugar Labs
Search
Changes
← Older edit
Newer edit →
Activities/Turtle Art/Using Turtle Art Sensors
(view source)
Revision as of 22:04, 1 December 2010
6 bytes added
,
22:04, 1 December 2010
→Light dependant resistor (LDR)
Line 321:
Line 321:
http://www.jaycar.com.au/productView.asp?ID=RD3480
http://www.jaycar.com.au/productView.asp?ID=RD3480
−
For this cell, the calibration was Lux = 3*10^8*(R)^-1.5034
+
For this cell, the calibration was Lux = 3 * 10^8 *
(
(R)^-1.5034
)
[[File:Ldr calibration.jpg]]
[[File:Ldr calibration.jpg]]
−
For the XO1 (700 ohms -14k ohms) the range is
140
Lux to 15000 Lux (brighter home artificial light to outdoor overcast).
+
For the XO1 (700 ohms -14k ohms) the range is
170
Lux to 15000 Lux (brighter home artificial light to outdoor overcast).
For the XO1.5 (2k ohms - open circuit) the range is 2 Lux to 4000 Lux (home artificial lighting to indoor daylight).
For the XO1.5 (2k ohms - open circuit) the range is 2 Lux to 4000 Lux (home artificial lighting to indoor daylight).
Tonyforster
2,486
edits