Green-GO Intercom System Documentation

Last update: February 7, 2022

The GNM Gooseneck Microphone

 

GNM Dynamic View

 

The Green-GO GNM is an electret cardioid gooseneck microphone for the MCX rack or MCXD desktop user station.

 

The Green-GO GNM is available in two lengths: 300 mm (GNM300) and 430 mm (GNM430).

 

What's in the box?

 

The Green-GO GNM gooseneck microphones come with the following package contents:

 

  • 1 x Green-GO GNM300 or GNM430 gooseneck microphone
  • 1 x Windproof sponge cover

 

Optional Green-GO accessories

  • Green-GO MCX rack station
  • Green-GO MCXD desktop station

 

Technical specifications

 

Frequency response:

50 ‒ 20.000 Hz

 

Sensitivity:

-42 dB (17,7 mV) to 1 V at 1 Pa

 

Characteristics:

Cardioid

 

Capsule:

Electret

 

Output impedance:

200 Ω

 

Maximum sound pressure:

110 dB, 1 kHz at 1% T.H.D.

 

Signal to noise ratio:

74 dB, 1 kHz at 1 Pa

 

Phantom power supply:

9 ‒ 52 VDC, typical power consumption 2 mA

 

Connectors:

1 x XLR3M

 

Accessories:

1 x Windproof sponge cover (included)

 

GNM300

Dimensions (D/L):

12 x 300 mm

 

Weight:

60 g

 

GNM430

Dimensions (D/L):

12 x 430 mm

 

Weight:

84 g

 

Table of contents