Shure 512 دليل المستخدم

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Model 512 User Guide
Polar Pattern
GENERAL
Cardioid (unidirectional) response - uniform with frequency,
symmetrical about axis.
180°
150°
150°
120°
120°
90° 90°
–20 dB
–15 dB
60°
60°
–10 dB
–5 dB
30°
30°
0
500 Hz
Shure Model 512 combines an efficient “open-air” headphone
1000 Hz
with a close-talking dynamic microphone. The unit is unobtrusive,
4000 Hz
durable, comfortable, and provides a wide frequency range.
The 512 was designed for sports and news announcing, intercom-
Impedance
munications

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Polarity USING THE MICROPHONE Positive voltage on cable conductor produces positive pres- sure. Snap the microphone boom into the rotating holder below the left earpiece. Put on the headset and adjust the earpads to the most Output Level (at 1,000 Hz) comfortable position. The headset is designed for use with the mi- 94 dB SPL at ear with 1 mW input crophone mounted on the left side. Slide and twist the microphone Internal Connections boom and rotate its holder until the microphone is located