14
Optional Accessories
ECM-77 Series
Lavalier Microphone
• High performance, miniature microphone
• Omni-directional, electret condenser microphone
• Frequency response: 40 Hz to 20 kHz
• Sensitivity: -39.0 dB (11.2 mV) (0 dB = 1V/Pa, at 1 kHz)
• Microphone head: 1/4 inch (5.6 mm) dia. x 1/2 inch (12.5 mm),
approx. 0.05 oz (1.5 g)
• Cable length: ECM-77BC: 3.9 feet (1.2 m), ECM-77BPT: 9.8 feet (3.0 m)
• Two types available:
ECM-77BC:
Black-colored model supplied with a Sony 4-pin
connector (SMC9-4P), for use with the
WRT-8B/822A/822B
ECM-77BPT
:
Black-colored model supplied without a connector
(pigtail), enabling users to choose connectors
according to their transmitter
ECM-44 Series
Lavalier Microphone
• Omni-directional, electret condenser microphone
• Superior sound quality
• Frequency response: 40 Hz to 15 kHz
• Sensitivity: -40 dB SPL (10 mV) (0 dB = 1V/Pa, at 1 kHz)
• Microphone head: 11/32 inch (8.5 mm) dia. x 19/32 inch
(14.5 mm), approx. 0.07 oz (2 g)
• Cable length: ECM-44BC: 3.9 feet (1.2 m), ECM-44BPT: 9.8 feet (3.0 m)
• Two types available:
ECM-44BC:
Black-colored model supplied with a Sony 4-pin
connector (SMC9-4P), for use with the
WRT-8B/822A/822B
ECM-44BPT:
Black-colored model supplied without a
connector (pigtail)
ECM-166BC
Lavalier Microphone
• Uni-directional, electret condenser microphone
• Resistant to howling by rejecting indirect sound
• Ideal for institutional uses and sound contracting applications
such as speeches, lectures and conferences
• Frequency response: 100 Hz to 10 kHz
• Sensitivity: -45 dB (5.6 mV) (0 dB = 1V/Pa, at 1 kHz)
• Microphone head: 1/2 inch (12.5 mm) dia. x 15/16 inch
(23.5 mm), approx. 0.12 oz (3.5 g)
• Cable length: 3.9 feet (1.2 m)
• Supplied with the Sony 4-pin (SMC9-4P) connector for use with
the WRT-8B/822A/822B
ECM-88 Series
Lavalier Microphone
• Ultra-miniature, omni-directional microphone
• Rectangular dual-diaphragm mechanism contributes to a
significant reduction in handling noise
• Water-resistant design
• Flat-and-wide frequency response: 20 Hz to 20 kHz
• Sensitivity: -52 dB ±2 dB (in combination with optional DC-78)
-39 dB (12.6 mW)
• Signal-to-noise ratio: 68 dB or more (A-weighted, 1 kHz, 1 Pa)
• Inherent nose: 26 dB SPL or less (A-weighted, 1 kHz, 1 Pa)
• Microphone head: 5/32 inch (3.5 mm) x 5/32 inch (3.5 mm) x
11/16 inch (16.8 mm), approx. 0.02 oz (0.6 g)
• Cable length: ECM-88BC: 3.9 feet (1.2 m), ECM-88BPT/88FPT:
8.2 feet (2.5 m)
• Three types available:
ECM-88BC:
Black-colored model supplied with a Sony 4-pin
connector (SMC9-4P), for use with the
WRT-8B/822A/822B
ECM-88BPT:
Black-colored model supplied without a connector
(pigtail), enabling users to choose connectors
according to their transmitter
ECM-88FPT:
Beige-colored model supplied without a connector
(pigtail)
ECM-66BC
Lavalier Microphone
• Uni-directional, electret condenser microphone
• Resistant to howling by rejecting indirect sound
• Wide dynamic range (101 dB), and high maximum input-sound-
pressure level (130 dB SPL)
• Frequency: 70 Hz to 14 kHz
• Sensitivity: -36.5 dB (15 mV) (0 dB = 1 V/Pa, at 1 kHz)
• Low inherent-noise characteristics
• Microphone head: 7/16 inch (10.6 mm) dia. x 31/32 inch
(24.2 mm), approx. 0.25 oz (7 g)
• Cable length: 3.9 feet (1.2 m)
• Black-colored model supplied with a Sony 4-pin connector
(SMC9-4P), for use with the WRT-8B/822A/822B
