ACTPol

Detector Wafer Properties

 
Hexagonal ("Hex")
Semi-hexagonal ("Semihex")
Pixels in 148 GHz Design
127
47
Pixels in Dichroic Design
61
24
Array Size
76.2 ± ... mm 
... ± ... mm 

Detector Array Properties

 
PA1
PA2
PA3
Array Shape
3 Hex + 3 Semihex
3 Hex + 3 Semihex
3 Hex + 3 Semihex
Number of Bolometers
1024
1024
1020
Operational Frequency (GHz)
148
148
97 & 148

Detector Pixel Properties

 
97 GHz
148 GHz
Pixel size
... mm
... mm
Pixel spacing
5 ± ... mm
5 ± .... mm
Array configuration
...
...

Optical Properties

 

97 GHz
148 GHz
Effective focal length
... ± ... m
... ±  m
Primary illumination
... ± ... m
... ± ... m
Focal ratio
... ± ...
... ± ...
Detector spacing
... ± ...″
 ± ...″

PROPERTIES OF THE ACTPol FILTERS

 
97 GHz
148 GHz
Comp. Bandcenter
...
...
Max. Transmission (%)
76
66
Bandcenter (GHz)
... ± ...
146 ± 3 
Bandwidth (GHz)
...
49
Noise Bandwidth
...
...
Band FWHM
...
...

Effective Bandcenters: Compact Sources

 
PA1
PA2
PA3 (lower)
PA3 (upper)
Synchrotron
143.9 ± 2.4
144.2 ± 2.4
91.0 ± 1.7
143.1 ± 2.4
Free-free
144.7 ± 2.4
145.0 ± 2.4
91.8 ± 1.7
143.7 ± 2.4
Rayleigh-Jeans
147.7 ± 2.4
148.0 ± 2.4
94.6 ± 1.7
145.6 ± 2.4
Dusty Source
150.0 ± 2.4
150.3 ± 2.4
96.7 ± 1.7
147.2 ± 2.4

Effective Bandcenters: Diffuse Sources

 
PA1
PA2
PA3 (lower)
PA3 (upper)
Synchrotron
145.3 ± 2.4
145.6 ± 2.4
92.4 ± 1.7
144.1 ± 2.4
Free-free
146.1 ± 2.4
146.4 ± 2.4
93.2 ± 1.7
144.6 ± 2.4
Rayleigh-Jeans
149.1 ± 2.4
149.4 ± 2.4
95.9 ± 1.7
146.6 ± 2.4
Dusty Source
151.4 ± 2.4
151.7 ± 2.4
97.9 ± 1.7
148.1 ± 2.4
CMB
148.9 ± 2.4
149.1 ± 2.4
97.1 ± 1.7
146.6 ± 2.4
SZ Effect
145.0 ± 2.4
145.3 ± 2.4
94.1 ± 1.7
143.7 ± 2.4

Conversion factors

 
PA1
PA2
PA3 (lower)
PA3 (upper)
δTCMB ⁄ δTRJ
1.72 ± 0.03
1.72 ± 0.03
1.27 ± 0.02
1.69 ± 0.03
δW ⁄ δTRJ (pW ⁄K)
1.41 ± 0.04
1.41 ± 0.04
1.05 ± 0.04
1.13 ± 0.04
ΓRJ (μW ⁄Jy)
7640 ± 300
8160 ± 290
5740 ± 300
6160 ± 300
ΓCMB (μW ⁄Jy)
13160 ± 510
14070 ± 490
9720 ± 520
7820 ± 380

DETECTOR PARAMETERS

Array
Wafer
Type
Tc (mK)
Psat (pW) 
G (pW/K)
etadet (%)
PA1
W10
W09
W08
SH1A
SH2A
SH2B
Hex
Hex
Hex
Semihex
Semihex
Semihex
143 ± 5
143 ± 5
146 ± 6
158 ± 5
156 ± 6
151 ± 4
8 ± 2
9 ± 2
7 ± 2
14 ± 2
14 ± 2
12 ± 1
226 ± 30
225 ± 24
173 ± 33
326 ± 25
327 ± 24
303 ± 19
59 ± 5
61 ± 8
62 ± 7
47 ± 14
18 ± 12
21 ± 12
PA2
FHC3
FHC1
FH6
SH3B
SH4A
SH4B
Hex
Hex
Hex
Semihex
Semihex
Semihex
186 ± 5
199 ± 5
142 ± 7
135 ± 8
150 ± 11
129 ± 8
10 ± 1
16 ± 2
14 ± 4
9 ± 2
12 ± 3
15 ± 5
191 ± 16
276 ± 48
469 ± 111
259 ± 55
320 ± 43
436 ± 138
60 ± 3
65 ± 5
62 ± 2
51 ± 2
51 ± 8
51 ± 2
PA3
FH2

 

 

FH3

 

 

FH4

 

 

SH1A

 

 

SH1B

 

 

SH8B
HexA
HexB
HexA
HexB
HexA
HexB
SemihexA
SemihexB
SemihexA
SemihexB
SemihexA
SemihexB
162 ± 2
161 ± 2
160 ± 2
157 ± 2
152 ± 2
150 ± 2
148 ± 1
146 ± 2
152 ± 2
149 ± 1
170 ± 1
169 ± 1
11 ± 1
12 ± 1
12 ± 1
12 ± 1
10 ± 1
10 ± 1
8 ± 1
8 ± 1
10 ± 1
9 ± 1
13 ± 1
14 ± 2
297 ± 13
318  ± 17
314 ± 16
333 ± 16
293 ± 15
302 ± 15
240 ± 10
247 ± 13
249 ± 13
257 ± 7
314 ± 11
339 ± 10
83 ± 4
88 ± 2
73 ± 6
75 ± 7
47 ±  4
37 ± 7
71 ± 3
79  ± 2
70 ± 1
78 ± 2
59 ± 4
71 ± 4

SUMMARY OF BEAM PARAMETERS

 
PA1
PA2
PA3 (lower)
PA3 (upper)
Solid Angle (nsr)
192 ± 4
179 ± 3
264 ± 11
560 ± 19
Major FWHM (′)
1.37
1.33
1.58
2.13
Minor FWHM (′)
1.32
1.31
1.33
2.00
Axis Angle (°)
-49
56
-3
-2