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Specifications
General
Power Requirement
12 to 15 VDC, 150 mA nominal
System Frequency Response
200 to 4.5 kHz ±3 dB
Environmental
-20° C to 55° C, 0% to 90% humidity, non-condensing
Outputs
External Speaker
2W: 100dB SPL at 1ft. at 1 kHz, C weighting
Internal Speaker
2W: 100dB SPL at 1ft. at 1 kHz, C weighting
Note: These are sine wave maximums. Voice measurements will range 70 to 90 dB SPL.
Headphones
80 mW: 100dB peak SPL
Voice Range: 84 to 104 dB SPL
Impedance: 25 ohms
Inputs
Internal Panel Microphone
Electret: 15 mv at 1kHz, typical into 1000 ohms source impedance
External Headset Microphone
Dynamic: range 2 mv at 1kHz, typical into 200 ohms
Source Impedance Dynamic: 200 ohms
Options
Gooseneck Microphone
MCP-90-3, MCP-90-8, MCP-90-12, MCP-90-18
Headsets
PH-44-IC3 (Dual Headphone), PH-88-IC3 (Single Headphone