
Hand-held Analyzer Type 2250 –
Instruction Manual
90
Table A.34 Directional response for Hand-held Analyzer Type 2250 (including Microphone Type 4189), with Wind-
screen UA 1650 fitted and measured in a plane parallel to the Hand-held Analyzer’s display, 500 Hz – 3550 Hz.
Frequency
Angle 500 Hz 630 Hz 800 Hz 1000 Hz 1250Hz 1600 Hz 2000 Hz 2240 Hz 2500 Hz 2800 Hz 3150Hz 3550 Hz
0° –0.01 –0.01 0.00 0.00 0.00 –0.03 –0.01 –0.01 –0.03 –0.05 –0.02 –0.01
5° 0.00 0.01 –0.01 0.00 0.00 –0.03 –0.02 0.01 –0.05 –0.03 –0.03 –0.02
10° –0.02 0.01 0.00 0.00 0.00 –0.02 –0.05 0.03 –0.09 –0.01 –0.08 –0.04
15° –0.01 0.02 –0.03 0.01 –0.02 –0.03 –0.12 0.05 –0.16 0.01 –0.16 –0.05
20° 0.01 0.02 0.00 0.00 –0.03 –0.05 –0.18 0.09 –0.22 0.05 –0.28 –0.01
25° –0.02 0.06 0.01 –0.01 –0.02 –0.09 –0.26 0.11 –0.27 0.05 –0.40 0.07
30° 0.03 0.04 0.00 –0.03 –0.01 –0.16 –0.35 0.08 –0.29 0.00 –0.49 0.14
35° –0.06 0.10 0.01 –0.04 0.00 –0.26 –0.40 0.00 –0.24 –0.12 –0.51 0.14
40° –0.03 0.09 0.02 –0.06 0.04 –0.40 –0.40 –0.14 –0.15 –0.29 –0.45 0.01
45° –0.08 0.12 0.05 –0.08 0.09 –0.55 –0.36 –0.31 –0.09 –0.42 –0.42 –0.19
50° –0.10 0.13 0.09 –0.11 0.13 –0.70 –0.30 –0.45 –0.14 –0.44 –0.49 –0.32
55° –0.11 0.13 0.12 –0.12 0.16 –0.81 –0.28 –0.47 –0.33 –0.35 –0.67 –0.29
60° –0.16 0.13 0.18 –0.13 0.17 –0.82 –0.37 –0.37 –0.58 –0.32 –0.79 –0.31
65° –0.17 0.10 0.20 –0.11 0.16 –0.77 –0.57 –0.27 –0.70 –0.45 –0.77 –0.47
70° –0.21 0.10 0.25 –0.08 0.11 –0.65 –0.82 –0.32 –0.62 –0.72 –0.73 –0.60
75° –0.24 0.05 0.27 –0.02 0.05 –0.54 –1.01 –0.57 –0.50 –0.87 –0.91 –0.56
80° –0.29 0.01 0.29 0.06 0.01 –0.48 –0.98 –0.89 –0.59 –0.78 –1.22 –0.59
85° –0.32 –0.04 0.28 0.12 0.02 –0.49 –0.79 –1.04 –0.94 –0.69 –1.29 –0.91
90° –0.33 –0.10 0.23 0.18 0.08 –0.55 –0.59 –0.90 –1.24 –0.91 –1.15 –1.18
95° –0.37 –0.16 0.17 0.20 0.19 –0.61 –0.51 –0.60 –1.12 –1.29 –1.27 –1.10
100° –0.47 –0.20 0.08 0.17 0.31 –0.60 –0.57 –0.41 –0.74 –1.32 –1.64 –1.09
105° –0.47 –0.27 –0.01 0.09 0.39 –0.52 –0.69 –0.43 –0.47 –0.87 –1.67 –1.41
110° –0.50 –0.32 –0.09 –0.04 0.40 –0.40 –0.72 –0.58 –0.50 –0.49 –1.16 –1.43
115° –0.50 –0.37 –0.17 –0.18 0.33 –0.30 –0.61 –0.66 –0.69 –0.51 –0.74 –0.84
120° –0.52 –0.41 –0.25 –0.34 0.17 –0.30 –0.45 –0.55 –0.76 –0.78 –0.81 –0.41
125° –0.48 –0.44 –0.27 –0.48 –0.02 –0.42 –0.38 –0.36 –0.60 –0.84 –1.11 –0.58
130° –0.47 –0.44 –0.28 –0.57 –0.24 –0.63 –0.49 –0.29 –0.44 –0.62 –1.15 –0.94
135° –0.43 –0.44 –0.27 –0.61 –0.41 –0.87 –0.74 –0.45 –0.46 –0.44 –0.91 –0.85
140° –0.41 –0.42 –0.22 –0.59 –0.50 –1.06 –1.06 –0.79 –0.75 –0.60 –0.83 –0.58
145° –0.35 –0.40 –0.18 –0.53 –0.52 –1.17 –1.30 –1.16 –1.16 –1.04 –1.15 –0.66
150° –0.37 –0.35 –0.11 –0.44 –0.45 –1.15 –1.37 –1.34 –1.45 –1.50 –1.68 –1.19
155° –0.32 –0.33 –0.05 –0.33 –0.35 –1.04 –1.27 –1.30 –1.48 –1.67 –2.03 –1.76
160° –0.30 –0.30 –0.01 –0.24 –0.23 –0.90 –1.06 –1.08 –1.27 –1.47 –1.94 –1.85
165° –0.27 –0.28 0.02 –0.15 –0.13 –0.76 –0.84 –0.81 –0.96 –1.09 –1.55 –1.46
170° –0.26 –0.27 0.06 –0.09 –0.05 –0.65 –0.65 –0.60 –0.67 –0.73 –1.13 –0.93
175° –0.25 –0.25 0.08 –0.06 0.00 –0.58 –0.55 –0.46 –0.50 –0.52 –0.84 –0.57
180° –0.25 –0.25 0.07 –0.04 0.01 –0.56 –0.51 –0.42 –0.45 –0.46 –0.77 –0.47
185° –0.24 –0.27 0.07 –0.06 –0.01 –0.59 –0.57 –0.48 –0.53 –0.56 –0.90 –0.63
190° –0.26 –0.26 0.04 –0.11 –0.07 –0.67 –0.70 –0.65 –0.74 –0.82 –1.22 –1.04
195° –0.29 –0.29 0.01 –0.16 –0.16 –0.80 –0.90 –0.89 –1.03 –1.19 –1.66 –1.56
200° –0.32 –0.30 –0.02 –0.25 –0.28 –0.94 –1.13 –1.16 –1.34 –1.55 –2.02 –1.91
205° –0.35 –0.33 –0.08 –0.35 –0.40 –1.08 –1.31 –1.35 –1.51 –1.67 –2.01 –1.72
210° –0.39 –0.37 –0.12 –0.45 –0.51 –1.17 –1.38 –1.34 –1.42 –1.42 –1.56 –1.13
215° –0.38 –0.41 –0.21 –0.53 –0.56 –1.15 –1.26 –1.10 –1.05 –0.93 –1.01 –0.64
220° –0.40 –0.45 –0.23 –0.61 –0.54 –1.03 –0.98 –0.73 –0.63 –0.51 –0.76 –0.63
225° –0.44 –0.45 –0.27 –0.62 –0.43 –0.82 –0.66 –0.40 –0.38 –0.42 –0.93 –0.94
230° –0.65 –0.38 –0.29 –0.58 –0.25 –0.58 –0.42 –0.27 –0.41 –0.64 –1.20 –0.98
235° –0.45 –0.46 –0.28 –0.50 –0.02 –0.39 –0.36 –0.36 –0.62 –0.86 –1.14 –0.62
240° –0.44 –0.44 –0.26 –0.36 0.20 –0.29 –0.45 –0.56 –0.78 –0.78 –0.86 –0.51
245° –0.47 –0.40 –0.18 –0.21 0.35 –0.32 –0.63 –0.68 –0.72 –0.56 –0.84 –0.98
250° –0.46 –0.35 –0.09 –0.06 0.42 –0.44 –0.74 –0.63 –0.54 –0.57 –1.28 –1.51
255° –0.47 –0.27 –0.01 0.07 0.41 –0.57 –0.71 –0.49 –0.52 –0.95 –1.70 –1.41
260° –0.37 –0.24 0.07 0.14 0.32 –0.66 –0.61 –0.47 –0.78 –1.33 –1.58 –1.10
265° –0.36 –0.17 0.13 0.17 0.19 –0.65 –0.56 –0.65 –1.14 –1.26 –1.25 –1.16
270° –0.29 –0.13 0.20 0.15 0.07 –0.59 –0.64 –0.90 –1.21 –0.86 –1.21 –1.22
275° –0.27 –0.06 0.22 0.11 –0.01 –0.51 –0.82 –1.03 –0.92 –0.67 –1.34 –0.92
280° –0.15 –0.05 0.24 0.04 –0.03 –0.48 –0.97 –0.88 –0.60 –0.78 –1.22 –0.66
285° –0.20 0.02 0.24 –0.04 –0.01 –0.52 –0.96 –0.60 –0.51 –0.85 –0.91 –0.64
290° –0.16 0.06 0.20 –0.09 0.04 –0.61 –0.79 –0.37 –0.60 –0.69 –0.73 –0.64
295° –0.14 0.07 0.18 –0.13 0.08 –0.72 –0.55 –0.32 –0.66 –0.42 –0.76 –0.46
300° –0.10 0.09 0.15 –0.15 0.12 –0.78 –0.38 –0.39 –0.54 –0.30 –0.77 –0.30
305° –0.09 0.10 0.10 –0.14 0.12 –0.76 –0.30 –0.45 –0.31 –0.33 –0.63 –0.31
310° 0.00 0.07 0.05 –0.13 0.09 –0.67 –0.32 –0.41 –0.15 –0.39 –0.46 –0.34
315° –0.04 0.10 0.02 –0.11 0.07 –0.52 –0.37 –0.28 –0.09 –0.33 –0.39 –0.23
320° –0.02 0.07 0.02 –0.08 0.04 –0.37 –0.40 –0.12 –0.14 –0.19 –0.42 –0.02
325° 0.01 0.07 –0.01 –0.05 0.00 –0.24 –0.38 –0.01 –0.20 –0.03 –0.47 0.12
330° 0.02 0.04 –0.02 –0.03 –0.02 –0.13 –0.32 0.07 –0.24 0.08 –0.47 0.13
335° 0.01 0.02 –0.02 –0.02 –0.02 –0.07 –0.24 0.09 –0.21 0.13 –0.38 0.08
340° 0.02 0.02 0.00 –0.02 –0.02 –0.02 –0.16 0.08 –0.16 0.13 –0.25 0.02
345° 0.03 0.01 0.01 –0.01 –0.02 0.00 –0.09 0.06 –0.09 0.10 –0.14 –0.01
350° 0.03 0.01 0.00 0.00 –0.01 0.01 –0.03 0.03 –0.03 0.08 –0.05 –0.01
355° 0.030.00–0.010.000.000.030.010.010.020.050.010.01
BE171211.book Page 90 Thursday, May 27, 2004 1:01 PM
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