Pattern (Directionality): unidirectional
Type: back electret
Power Requirement: 1.5-10 volts DC, 0.5 milliamperes maximum
Sensitivity: -47 dB nominal (0 dB= 1V/Pa at 1 kHz)
Frequency Response: 100-12 kHz, nominal
Connector Type: 3-conductor 1/4-inch (6.35 mm) plug with associated threaded male bushing
Connector Termination:
Tip: audio and DC power
Ring: – audio
Sleeve: common (electrically connected to mounting bushing, flexible shaft (gooseneck), and microphone body)
Mounting: compatible with intercom-standard 7/16-20 UNF threaded female bushing with 1/4-inch 3-conductor jack (socket)
Color: black plating, matte finish
Environmental:
Operating Temperature: 0 to 50 degrees C (32 to 122 degrees F)
Storage Temperature: –40 to 70 degrees C (–40 to 158 degrees F)
Humidity: 0 to 95%, non-condensing
Altitude: not characterized
Dimensions:
Length, including wind screen, threaded bushing, and plug: 14.0 inches (356 mm)
Length, including wind screen; not including threaded bushing and plug: 12.1 (307 mm)
Length, not including wind screen, threaded bushing, and plug: 11.9 (302 mm)
Flexible Shaft (Gooseneck) Diameter: 0.28 inches (7 mm)
Microphone Head Diameter: 0.5 inches (13 mm)
Microphone Head Length: 1.4 inches (36 mm)
Weight: 0.25 pounds (0.11 kg)
Windscreen:
Availability: one included with each GME-3-12 (replacements also available as option)
Material: black foam
Dimensions: diameter 1 inch (26 mm), length 1.5 inches (39 mm)