GEC 880 Service Manual Technical Data
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Technical Data
Technical Data GEC 881 / GEC 882
IP-rating: IP 30
MTBF: 1.37 mio. h
Loudspeakers: Internal: 8 Ohm
External: connection possibility for
loudspeaker(s) 4 – 16 Ohm
Internal microphone GEC 881: omnidirectional electret microphone
GEC 882: gooseneck cardioid electret microphone
both with adjustable speaking zone
Amplifier: outside: built-in amplifier with 10/15 W
inside: built-in amplifier with 0.6/0.8 W
Power supply: 12 – 18 VDC, 1.2 A
Cabling: 10-wires (8 signal + 2 power supply)
Connection: RJ 10 socket (for headset/handset)
RJ45 socket (for outside microphone, outside loudspeaker,
proximity switch or bell button, AUX output)
Frequency range: 500 Hz – 15 kHz
Operating temperature range: 0° C to +50° C
(32° F to 122° F)
Storage temperature range: –20° C to +60° C
(–4° F to 140° F)
Relative humidity: 20% to 80%
Measurements: GEC 881: 66 x 55 x 230 mm (2.6 x 2.2 x 9.1 in)
GEC 882: 179 x 280 x 230 mm (7.1 x 11 x 9.1 in)
length of gooseneck: 422 mm (16.6 in)
Weight incl. package: GEC 881: 280 g (0.6 lbs)
GEC 882: 440 g (1 lb)
Technical Data Q400
Directivity: cardioid to the front
Directivity: 15 mV / Pa
Frequency range: 100 Hz – 8 kHz
Temperature range: –25°C to +70°C (–13° F to 158° F)
Cable length: 2.8 m (9.2 ft) shielded
Measurements: W 24 x H 42 x D 13 mm (1.69 x 0.83 x 0.51 in)
Colour: Black
Technical Data MIC 480
Type: Back electret condenser microphone
Directivity: omnidirectional
Sensitivity: 5.6 mV / Pa
Frequency range: 20 Hz – 16 kHz
IP rating: IP 53 (only if installed correctly)
Temperature range: –20°C to +60°C (–4° F to 140° F)
Colour: black
Measurements: ø 14 x D 20 mm (0.55 x 0.79 in)
Types: MIC480: 4 m (13.1 ft) shielded
MIC480S-10: 10 m (32.8 ft) shielded
