
Hand-held Analyzer Type 2250 –
Instruction Manual
84
Table A.28 Influence of Windscreen UA 1650 on directional response of Hand-held Analyzer Type 2250 (including
Microphone Type 4189), or Microphone Type 4189 only, with Windscreen UA 1650 fitted, 4000 Hz – 10600 Hz.
Frequency
Angle 4000 Hz 4500 Hz 5000 Hz 5600 Hz 6300 Hz 7100 Hz 8000 Hz 8500Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz
0° –0.02 –0.02 –0.02 –0.01 –0.01 –0.01 –0.01 0.00 –0.01 –0.01 –0.01 –0.01
5° –0.01 –0.01 –0.02 –0.01 0.00 –0.01 –0.02 –0.01 0.00 0.00 –0.01 –0.04
10° –0.01 –0.01 –0.02 0.00 0.02 0.00 –0.03 –0.02 0.01 0.03 0.02 –0.05
15° –0.01 –0.01 –0.04 –0.01 0.05 0.00 –0.08 –0.07 0.00 0.06 0.06 –0.08
20° –0.02 –0.02 –0.07 –0.04 0.05 0.00 –0.15 –0.14 –0.04 0.10 0.10 –0.12
25° –0.01 –0.03 –0.10 –0.05 0.07 0.02 –0.21 –0.23 –0.09 0.12 0.15 –0.09
30° 0.00 –0.04 –0.12 –0.06 0.08 0.06 –0.24 –0.31 –0.16 0.13 0.21 –0.02
35° 0.01 –0.07 –0.16 –0.09 0.09 0.11 –0.28 –0.39 –0.26 0.07 0.26 0.04
40° 0.00 –0.10 –0.21 –0.14 0.09 0.17 –0.30 –0.46 –0.39 –0.02 0.28 0.13
45° –0.01 –0.12 –0.25 –0.19 0.08 0.25 –0.24 –0.54 –0.49 –0.14 0.22 0.17
50° –0.01 –0.11 –0.29 –0.22 0.07 0.26 –0.19 –0.52 –0.57 –0.26 0.13 0.19
55° 0.01 –0.12 –0.32 –0.27 0.03 0.27 –0.10 –0.45 –0.61 –0.35 0.03 0.13
60° 0.03 –0.12 –0.34 –0.34 –0.03 0.26 –0.05 –0.39 –0.56 –0.41 –0.06 0.04
65° 0.03 –0.11 –0.35 –0.38 –0.04 0.22 –0.02 –0.31 –0.51 –0.38 –0.12 –0.05
70° 0.03 –0.13 –0.38 –0.40 –0.10 0.17 –0.04 –0.29 –0.43 –0.37 –0.11 –0.12
75° 0.04 –0.13 –0.40 –0.43 –0.12 0.09 –0.14 –0.32 –0.42 –0.29 –0.06 –0.09
80° 0.03 –0.13 –0.42 –0.39 –0.17 0.07 –0.27 –0.38 –0.45 –0.27 0.02 –0.02
85° 0.01 –0.13 –0.45 –0.46 –0.16 0.03 –0.35 –0.48 –0.51 –0.32 0.08 0.06
90° –0.01 –0.15 –0.46 –0.51 –0.22 0.04 –0.43 –0.57 –0.57 –0.35 –0.04 0.09
95° –0.03 –0.16 –0.49 –0.55 –0.28 0.03 –0.45 –0.60 –0.61 –0.39 –0.08 –0.03
100° –0.07 –0.21 –0.52 –0.57 –0.29 0.04 –0.49 –0.66 –0.65 –0.44 –0.16 –0.13
105° –0.08 –0.27 –0.56 –0.60 –0.32 0.02 –0.49 –0.74 –0.72 –0.49 –0.24 –0.21
110° –0.10 –0.30 –0.63 –0.69 –0.33 0.01 –0.44 –0.75 –0.81 –0.65 –0.34 –0.29
115° –0.13 –0.32 –0.67 –0.82 –0.50 –0.04 –0.49 –0.78 –0.84 –0.69 –0.44 –0.43
120° –0.12 –0.34 –0.69 –0.86 –0.56 –0.17 –0.57 –0.92 –0.98 –0.77 –0.45 –0.45
125° –0.08 –0.32 –0.69 –0.85 –0.63 –0.30 –0.74 –1.14 –1.27 –0.99 –0.63 –0.53
130° –0.06 –0.26 –0.65 –0.83 –0.55 –0.29 –0.73 –1.19 –1.41 –1.28 –1.00 –0.91
135° –0.04 –0.22 –0.59 –0.75 –0.49 –0.25 –0.64 –1.04 –1.26 –1.22 –1.02 –1.11
140° –0.02 –0.21 –0.55 –0.69 –0.51 –0.17 –0.54 –0.89 –1.03 –0.95 –0.82 –0.95
145° 0.01 –0.19 –0.52 –0.65 –0.49 –0.17 –0.49 –0.76 –0.86 –0.76 –0.63 –0.81
150° 0.03 –0.16 –0.50 –0.61 –0.42 –0.18 –0.47 –0.71 –0.77 –0.66 –0.57 –0.73
155° 0.04 –0.13 –0.50 –0.60 –0.40 –0.13 –0.37 –0.58 –0.67 –0.56 –0.49 –0.72
160° 0.05 –0.11 –0.48 –0.57 –0.39 –0.11 –0.31 –0.52 –0.58 –0.48 –0.42 –0.56
165° 0.08 –0.08 –0.43 –0.56 –0.34 –0.07 –0.26 –0.44 –0.52 –0.43 –0.40 –0.54
170° 0.10 –0.06 –0.40 –0.53 –0.32 0.02 –0.18 –0.36 –0.45 –0.37 –0.29 –0.45
175° 0.11 –0.06 –0.40 –0.52 –0.31 0.05 –0.13 –0.31 –0.40 –0.32 –0.22 –0.33
180° 0.10 –0.06 –0.40 –0.53 –0.31 0.04 –0.12 –0.32 –0.41 –0.33 –0.24 –0.31
185° 0.10 –0.07 –0.40 –0.54 –0.31 0.04 –0.12 –0.33 –0.42 –0.35 –0.25 –0.31
190° 0.09 –0.08 –0.42 –0.55 –0.32 0.03 –0.13 –0.35 –0.43 –0.36 –0.22 –0.31
195° 0.08 –0.10 –0.43 –0.55 –0.34 0.03 –0.17 –0.40 –0.47 –0.41 –0.35 –0.44
200° 0.06 –0.12 –0.43 –0.57 –0.38 –0.03 –0.25 –0.49 –0.58 –0.51 –0.41 –0.53
205° 0.04 –0.15 –0.45 –0.60 –0.39 –0.07 –0.32 –0.59 –0.66 –0.52 –0.36 –0.51
210° 0.02 –0.17 –0.52 –0.66 –0.40 –0.08 –0.36 –0.62 –0.71 –0.59 –0.46 –0.62
215° –0.01 –0.21 –0.57 –0.69 –0.43 –0.08 –0.45 –0.77 –0.87 –0.71 –0.49 –0.62
220° –0.04 –0.23 –0.60 –0.69 –0.48 –0.11 –0.50 –0.85 –1.02 –0.87 –0.73 –0.84
225° –0.05 –0.26 –0.61 –0.73 –0.47 –0.15 –0.62 –1.10 –1.37 –1.22 –0.88 –0.95
230° –0.06 –0.31 –0.67 –0.78 –0.49 –0.26 –0.79 –1.24 –1.40 –1.23 –0.88 –0.71
235° –0.10 –0.35 –0.72 –0.83 –0.61 –0.16 –0.73 –1.23 –1.27 –0.88 –0.45 –0.29
240° –0.14 –0.36 –0.75 –0.86 –0.52 –0.07 –0.59 –0.93 –1.01 –0.72 –0.33 –0.31
245° –0.16 –0.35 –0.71 –0.80 –0.42 0.07 –0.52 –0.85 –0.91 –0.73 –0.39 –0.32
250° –0.14 –0.33 –0.64 –0.69 –0.26 0.08 –0.46 –0.82 –0.92 –0.67 –0.32 –0.22
255° –0.11 –0.29 –0.59 –0.56 –0.28 0.05 –0.56 –0.78 –0.80 –0.53 –0.24 –0.16
260° –0.09 –0.23 –0.53 –0.56 –0.26 0.05 –0.50 –0.68 –0.72 –0.49 –0.15 –0.11
265° –0.04 –0.19 –0.51 –0.55 –0.27 0.12 –0.46 –0.62 –0.69 –0.45 –0.08 –0.08
270° –0.01 –0.19 –0.47 –0.53 –0.17 0.06 –0.43 –0.59 –0.63 –0.37 –0.07 0.08
275° 0.00 –0.18 –0.42 –0.50 –0.15 0.11 –0.35 –0.50 –0.56 –0.36 0.03 0.08
280° 0.01 –0.16 –0.41 –0.41 –0.15 0.05 –0.25 –0.40 –0.48 –0.31 0.01 0.00
285° 0.02 –0.14 –0.38 –0.41 –0.10 0.15 –0.14 –0.32 –0.46 –0.31 –0.07 –0.06
290° 0.02 –0.13 –0.37 –0.41 –0.11 0.15 –0.03 –0.31 –0.48 –0.39 –0.10 –0.09
295° 0.03 –0.12 –0.36 –0.37 –0.03 0.25 –0.03 –0.33 –0.55 –0.40 –0.09 –0.01
300° 0.04 –0.12 –0.34 –0.32 –0.02 0.29 –0.03 –0.40 –0.59 –0.40 –0.03 0.09
305° 0.03 –0.11 –0.31 –0.25 0.04 0.32 –0.11 –0.46 –0.61 –0.36 0.07 0.16
310° 0.02 –0.10 –0.27 –0.22 0.07 0.27 –0.17 –0.50 –0.57 –0.25 0.17 0.23
315° 0.01 –0.09 –0.25 –0.18 0.11 0.27 –0.21 –0.49 –0.49 –0.13 0.25 0.23
320° 0.02 –0.07 –0.22 –0.10 0.14 0.19 –0.25 –0.46 –0.38 –0.02 0.29 0.15
325° 0.03 –0.03 –0.17 –0.03 0.13 0.13 –0.25 –0.37 –0.28 0.06 0.28 0.09
330° 0.02 0.00 –0.12 –0.01 0.11 0.11 –0.23 –0.27 –0.16 0.13 0.25 0.03
335° 0.01 0.01 –0.08 0.00 0.10 0.07 –0.18 –0.21 –0.09 0.13 0.20 –0.02
340° 0.00 0.01 –0.05 0.00 0.06 0.03 –0.11 –0.13 –0.04 0.12 0.15 –0.03
345° 0.00 0.01 –0.03 0.00 0.04 0.02 –0.06 –0.06 –0.01 0.09 0.11 –0.01
350° 0.00 0.01 0.00 0.01 0.02 0.01 –0.02 –0.02 0.01 0.05 0.06 0.00
355° 0.01 0.02 0.02 0.00 0.01 0.01 0.01 0.00 0.01 0.03 0.03 0.02
BE171211.book Page 84 Thursday, May 27, 2004 1:01 PM
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