SCHOEPS M 100 C - Handbuch (Seite 9)

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9
English
ω
Variationen mit Nieren
d
Stereo
main axis
Area to be recorded
(e.g. orchestra or band)
Table 1
This table is used to determine the
recording angle from the ratio b/a.
b/a angle
α
0.54 30°
0.73 40°
0.93 50°
1.15 60°
1.40 70°
1.68 80°
2.0 90°
2.38 100°
3.46 120°
5.50 140°
11.3 160°
oo 180°
a
b
Fig. 9b
Necessary angle
ω and distance d between two cardioids depending on recording angle α
(s ee F ig. 9a and Table 1; s implified according to Michael Williams ). T he s ound s ources s hould
be within this area – when looking from the microphone.
Distance d between the microphones in cm
///// Unusable area
Angle ω
between
the micro-
phones
0 5 10 15 20 25 30 35 40 45 50cm
180°
160°
140°
120°
100°
80°
60°
40°
20°
0°
60°
80°
100°
120°
140°
160°
180°
α
Aufnahmewinkel
α
b/a
α
Fig. 9a
Recording angle
α and axis angle ω;
All sound sources should be located within
the recording angle
α.
Recording angle
α