II. SPECIFICATIONS.
2-1. AR2000-M POWER INPUT.
Input Voltage 120V,50-60HZ
Standby Current 350 mA
Operating Current 2 A
Power Consumption 240 Watts
Input Voltage 240V, 50-60HZ
Standby Current 160 mA
Operating Current 1 A
Power Consumption 160 Watts
2-2. EMERGENCY POWER SOURCE INPUT.
Input Voltage 24 VDC
Standby Current 650 mA
Operating Current 4 A
2-3. AUDIO INPUT.
A. Local PA (Use optional Model MSB-1 microphone)
Input Impedance 5k Ohms
Input Voltage 16 mVrms (MAX)
B. Channel A / Channel B
Input Impedance 28.87 K ohms @ 1 Vrms position
22.67 K ohms @ 25 Vrms position
22.10 K ohms @ 70 Vrms position
Input Voltage Selectable at 1Vrms, 25Vrms or 70 Vrms
2-4. AUDIO OUTPUTS.
A. Output Impedance
Balanced Sig. line 27 Ohms
B. Output Voltage Levels no Load
Balanced Signal Line @70Volt position 70Vrms
Balanced Signal Line @25Volt position 25Vrms
Balanced Signal Line @1Volt position 1-20Vrms
2-5. REMOTE PRESET ACTIVATION CIRCUIT.
NOTE: It is recommended that the installer use shielded, twisted pair wire in order to minimize any false
activation due to environmental noise.
Type Dry Contact Closure
Line Impedance 1 K ohm (MAX)
Circuit Current 20 mA Max (12VDC)
2-6. REMOTE MIC. ACTIVATION CIRCUIT (PTT).
Type Dry Contact Closure
Line Impedance 100 Ohm (MAX)
Circuit Current 10MA Max (12VDC)
-6-
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