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8. TECHNICAL SPECIFICATIONS
INTERCOM LINE
IMPEDANCE:
• 220 Ω AC.
• 4700 Ω DC.
NOMINAL/MAXIMUM LEVEL:
• -10 dBu / +3 dBu.
FREQUENCY RESPONSE:
• 100 Hz – 10 KHz (-3 dB).
SYSTEM
SPECIFICATION
VOLTAGE OPERATION:
• +12 a +30 VDC.
DYNAMIC RANGE:
• 80 dB.
BRINGING IMPEDANCE @ 1KHz:
• > 20 KΩ
SIDE-TONE CANCELLATION:
• Adjustable from 0 to 30 dB @ 1 Khz.
MAXIMUM CABLE LENGTH:
• XLR3: 500-2.000 meter. Depends on
installation
• RJ-45: 20-30 meter Master to last Slave.
RECOMMENDED WIRE TYPE:
• XLR3:Shielded mic cable 2 x 0.30 mm
2
.
• RJ-45: Cat5e or better. 4x twisted pairs
CALL SIGNAL:
• +2,8 mA/11 VDC.
CALL THRESHOLD:
• 3 VDC.
REMOTE MIC-OFF:
• Power interruption: 100 ms.
REMOTE BUZZER-OFF:
• 10 Hz / 800 mVp.
VOLTAGE OPERATION:
• +12 a +30 VDC.
MIC PREAMPLIFIER
MICROPHONE TYPE:
• Dynamic or electret.
INPUT IMPEDANCE:
• 4K7.
NOMINAL/MAXIMUM LEVEL:
• -45 dBu (H)/-20 dBu(L).(internal preset).
PRESENCE FILTER:
• +6 dB @ 4700 Hz.
PHANTOM VOLTAGE:
• +9 VDC (internal preset ).
MICROPHONE TYPE:
• Dynamic or electret.
HEADSET
AMPLIFIER
IMPEDANCE:
• 200 Ω (nominal), 2KΩ (maximum).
MAXIMUM LEVEL:
• 20 Vpp (200 Ω).
OUTPUT POWER:
• 250 mW (200 Ω).
FREQUENCY RESPONSE:
• 250 Hz - 15 KHz.
RESIDUAL NOISE:
• -100 dBu (all mics off).
SPEAKER
AMPLIFIER
IMPEDANCE:
• 8-16 Ω
MAXIMUM POWER:
• 5 W.
P.A. OUTPUT
TYPE/ IMPEDANCE:
• Balanced, XLR-3-32 / 100 Ω
OUTPUT ADJUSTMENT
• Rear panel. Range 0 to 100%.
NOMINAL/MAXIMUM LEVEL:
• +4 dBu/+8 dBu.
PROGRAM INPUT
TYPE:
• Balanced, XLR-3-31.
IMPEDANCE (LINE/MIC):
• 40 KΩ / 2 KΩ.
INPUT LEVEL:
• MIC: adjustable -15 dBu to -45 dBu.
• LINE: adjustable +10 dBu to -20 dBu..
RELAY
CONNECTIONS:
• 1 NO+1 NC circuit minijack 3.5 mm.
CONTACTS:
• 0,5 Amp @ 125 VAC/ 1 Amp @ 30 VDC.
RELAY ACTIVATION:
• By PA, mic-on A, mic on B, C, and D.
MULTICHANNEL
OPERATION
AUDIO LINKS
• MIC/EAR PreAmps, 2x minijack 3.5mm.
POWER SUPPLY
MAINS VOLTAGE:
• 90-264 VAC/ 50-60 Hz.
POWER SUPPLY:
• 24 VDC nom / 2.25 A shared to all lines.
PROTECTIONS:
• Short circuit on the line, overheat.
POWER REQUIREMENTS:
• 60 VA maximum..
DIMENSIONS
• 1U x 19""x250 MM.
WEIGHT
• 3,5 Kg. Net.
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