SERVICE MANUAL
Ver 1.0 2001. 03
SPECIFICATIONS
General
Type
Stereo (employing the X-Y stereo system),
electret condenser microphone
Microphone cord
2.2 mm dia. two core-shielded,
OFC (Oxygen-free copper) cord with the
gold-plated L-shaped stereo miniplug
Length: Approx. 30 cm (11
Approx. 55 × 34 × 40 mm (W × H × D)
Dimensions
× 1
× 1
(2
1/4
3/8
(without the projecting parts)
Mass
Approx. 40 g (1 lb. 4 oz.)
including battery and cord
Supplied accessories
Carrying case (1)
Performance
Frequency response
100 – 15,000 Hz
Directivity
Unidirectional
× 2 (Directive angle: 90° or 120°) (switchable)
Output impedance
2.2 kilohm ±30 %
Sensitivity
Open circuit output level
Difference between L and R channel sensitivity:
Less than 3 dB
Power requirements
Lithium battery CR2025
Continuous lasting hours: Approx. 350 hours
Plug-in power
*2
Maximum input sound pressure level
More than 110 dB
Dynamic range
More than 84 dB
Operating temperature range
0°C to 40°C (32°F to 104°F)
*1 0 dB=1 V/Pa, 1,000 Hz (1 Pa=10 µbar=94 dB
*2 1 % wave distortion is present at 1,000 Hz
=2 × 10
-5
(0 dB
Pa)
SPL
Design and specifications are subject to change without
notice.
Sony Corporation
9-927-989-11
2001C0400-1
Audio Entertainment Group
© 2001. 3
General Engineering Dept.
ECM-S930C
inches)
7/8
inches)
5/8
*1
: –43 ±4 dB (7 mV)
SPL
)
SPL
ELECTRET CONDENSER MICROPHONE
Notes on Chip Component Replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
US Model
Canadian Model
E Model
1