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SPECIFICATIONS
Overall
Power Requirement: 12 to 15 VDC, 150 mA nominal
System Frequency Response: 200 to 4.5 kHz ±3 dB
Environmental: -20 to 55°C, 0 to 90% Humidity, non-condensing
Outputs
External Speaker: 2 W: 100 dB SPL @ 1 foot @ 1 kHz, C weighting
Internal Speaker: 2 W: 100 dB SPL @ 1 foot @ 1 kHz, C weighting
Note: These are sine wave maximums. Voice measurements will range 70 to 90 dB SPL.
Headphone: 80 mW: 100 dB peak SPL
Voice Range: 84 to 104 dB SPL
Impedance: 25 ohms
Inputs
Internal Panel Microphone: Electret: 15 mv @ 1 kHz, typical into 1000 ohms source impednace
Internal Headset Microphone: Dynamic: range 2 mv @ 1 kHz, typical into 200 ohms
Source Impedance Dynamic: 200 ohms
Options
Gooseneck Micropone: MCP-90-3, MCP-90-8, MCP-90-12, MCP-90-18
Headsets: PH-44-IC3 (Dual Headphone), PH-88-IC3 (Single Headphone)
Figure 1 - ICW-3 system components.
UNPACKING & INSPECTION
ICW-3 Package
1. IEC cord.
2. Switching power supply.
3. ICW-3 to power supply cord.
4. #6 screws 1” (3).
5. Adjustment screwdriver.
6. Customer assembly.
7. Operator assembly.
Unpack the equipment from the shipping case and inspect for missing or damaged components. You should have all of
the items listed next to Figure 1.
RECOMMENDED ITEMS
1. No. 1 Phillips screwdriver
2. Equipment for cutting/drilling hole(s) for mounting. (See Installation section for details.)
3. 1” wide transparent tape.
4. Scissors (For cutting the mounting template from the last page.)
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1
6
4
2
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