GAI-Tronics GC-DC1 Manual - Halaman 10
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Halaman CetakEZ P
I
I
AGE
NDUSTRIAL
NTERCOMS
Specifications
Electrical
Model GC-AC1
Voltage ............................................................. 108/132 V ac range, 50/60 Hz, (120 V ac, 60 Hz, nominal)
Power consumed (at nominal) .................................. Off (mute)/Standby/Maximum Speaker Out (8 watts)
Model GC-DC1
Voltage ............................................................................................... 12–16 V dc range, (14 V dc nominal)
Power consumed (at nominal)
Model GC-AC2
Voltage ............................................................. 207/253 V ac range, 50/60 Hz, (230 V ac, 60 Hz, nominal)
Power consumed (at nominal)
Amplifier PCBA
Frequency response ................................. 250–8,000 Hz, +0/-3 dB (ref. to 1 kHz), 155 Hz–12 kHz, (-6 dB)
Distortion ........................................................................................... 1% maximum THD @ 1 kHz, 8 watts
Gain. .................................................................... 25 dB nominal (listen mode), 46 dB nominal (talk mode)
Input sensitivity for rated output @1 kHz .................................................................................... 310 mV
Controls ........................................................... Balanced/Unbalanced jumper, L/Master-Slave mode switch
Input impedance ..................................................... 4,800 ohms (listen mode, Bal) (ref. to 1 kHz, Vol. CW)
Hum/noise below rated output. ........................................................................................... -64 dB minimum
Integral Speaker Assembly
Speaker rating .................................................................................................................. 30 watts maximum
Speaker impedance ............................................................................................................................. 4 ohms
Speaker frequency response ......................................................................... 250–5,000 Hz nominal (-6 dB)
Speaker SPL ........................................................................................................................................ 113 dB
(Test based on IEC 268-5, measured using 8 watt @ 1 meter, pinknoise, wall-mounted)
f:\standard ioms - current release\42004 instr. manuals\42004-307g.doc
03/15
6 VA, 1.8 W/7.2 VA, 3.6 W/27.6 VA, 22.5 W
Off (mute)/Standby/Maximum speaker out (8 watts)
Off (mute)/Standby/Maximum speaker out (8 watts)
5.3 VA, 1.8 W/6.9 VA, 4 W/27 VA, 22 W
Pub. 42004-307G
Page 10 of 16
.32 W/1.8 W/18 W
RMS