====== Tandem Differential Mobility Analyzer (TDMA) ======
Point of Contact: Don Collins, Texas A&M University

===== Description =====

Aerosol size distribution as a function of humidity.  
The first DMA size range is 0.01 - 0.75 um; while the second (humified) DMA size range size range is 0.015 - 0.6 um.
Inlet flow rate is 5 L/min
Sample time is 1.5 min (DMA), 2.5 min for each size, ~ 15 min for all sizes  

===== Mounting Location =====
Interial (19" Rack)

===== Air Sampling Location ===== 
Aerosol Inlet

===== Instrument Requirements =====
Power:   1300 W [Source: Don Collins]

Weigth:  180 Kg (400 lbs)  [Source: Don Collins]   

Size: (Fits in 19" Rack) [Source: Don Collins]
width:  17"
Height: 49"
Depth:  24"

===== Data Collection =====

===== Picture =====
See [[http://www.met.tamu.edu/research/aerosol/Webpage/images/C130_aircraft.jpeg|Picture]] on Don Collins Groups [[http://www.met.tamu.edu/research/aerosol/Webpage/AircraftTDMA.html|Web site]].