Integrated Mixer/Amplifier
AM4160
AMPLIFIER
AM4160
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Specifications
Performance
Amplifier Power: 160W, nominal,
220W peak (10mS)
Frequency Response: 50Hz–15kHz ±3dB
Distortion: Less than 1% THD at
1kHz nominal power
Noise: Better than –65dB
Equalization
Output: Treble shelving: ±12 dB at 10kHz
Bass shelving: ±12 dB at 100Hz
Inputs 2–4: H-P filter: 12dB/oct. at 300Hz
L-P filter: 12dB/oct. at 7kHz
Audio Inputs
Microphones: Three, active balanced XLR,
LoZ, 1.3mV, 24V phantom
powering with on-off switch
Microphone/Line: One, active balanced XLR and
parallel barrier, switched mic/line;
Mic: LoZ, 1mV, Line: 80mV
Line Level: Three, unbalanced, RCA connectors.
Two each, left and right (summed) Aux,
either pair selectable via
front-panel switch, 100mV;
One, Main (signal processing return), 775mV
Audio Outputs
Number of Channels: One
Low Impedance: 4Ω
Constant Voltage: 25V, 50V, 70V, 100V
Barrier connectors
Line Level: One, signal processing output 2.5V, 600Ω
Two, tape (auxiliary) outputs 0–2.2V,
RCA connectors
Control Inputs & Outputs
DC Outputs: LED relay output, aux DC
output: 18Vdc (300mA)
activated by priority
Inputs: Priority switch input, dry contact closure
barrier connectors
Controls
Front Panel: Power switch, master Volume,
Inputs 1–4,
Aux level, Aux 1/2 switch,
Treble shelving, Bass shelving
Rear Panel: Tape output level,
Voice priority threshold,
Chime output level (if installed),
24V phantom on/off switch,
H-P Filter in/out switch,
L-P Filter in/out switch,
Source Voltage Selector switch
Power Supply
115/230Vac (±5%), 50/60Hz, 550VA,
DC (24V battery) 14A/Hr
Environment
Maximum Ambient: 131°F (55°C),
Non-precipitating humidity
Physical
Dimensions (HxWxD): 3.46" x 17" x 12.4"
(88mm x 431mm x 314mm)
Weight: 28.65lbs. (13kg)
Finish: Black painted or treated steel,
white nomenclature
Warranty
3 years, parts & labor
one-time, no-fault repair policy
Accessories
A1708 Three Chime Card
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