SONY ECM-678 User Manual
ECM-678
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Sony ECM-678 |
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ECM-678 |
( M V) |
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-28 dB(0 dB=1 V/Pa) |
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16dB SPL |
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Sony |
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ECM-678 |
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H D V ™ D V C A M ™ |
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XDCAM™ |
ECM-678 |
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ECM-678
(40 Hz ~20 kHz)
ECM-678
可减少现场制作中的碰撞声、
25
Sony ECM-678
Sony ECM-678
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ECM-678 |
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( ) |
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40 Hz ~ 20 kHz |
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(1kHz ) |
-28 dB*1 ±3 dB |
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(1kHz ) |
200 Ω ±20% |
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111 dB |
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78 dB (IEC179 A-weighted, 1 kHz, 1 Pa.) |
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16 dB SPL*2 |
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60 dB SPL*2 |
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0 dB SPL*2 |
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127 dB SPL*2 |
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48 V ±4 V |
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ø20 x 250 |
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200 |
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*1 |
0 dB=1 V/Pa., at 1 kHz |
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*2 |
0 dB SPL=20µ Pa. |
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500 Hz
1 kHz
4 kHz
10 kHz
(dB)
50 |
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40 |
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30 |
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20 |
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10 |
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0 |
20 |
50 |
100 |
200 |
500 |
1k |
2k |
5k |
10k |
20k |
Hz |
(Hz)
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(x1)(x1)(x1)(x1)
(x1)(x1)
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© 2005 Sony |
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Sony DVCAM XDCAM Sony |
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HDV HDV Sony JVC |
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Sony |
Sony |
Sony |
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18 |
222 |
403 |
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11 A |
8 |
3/F |
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100020 |
200021 |
510095 |
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(010)6588-0633 |
(021)6121-6121 |
(020)3758-9088 |
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(010)6588-0811 |
(021)6121-7633 |
(020)3758-9125 |
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Sony Corporation |
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BJ0450SS0502P1-003 |
Printed in Beijing |
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http://pro.sony.com.cn |
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