• Ideal for commercial and industrial use
• 4 inputs (each with a volume control) and one 80W amplifier output channel
• Independent bass and treble controls for each input
• Balanced Phoenix-type mic/line inputs; touch-proof screw-terminal speaker outputs
• Programmable XM tuner with XM channel data display
• Priority ducking
• Music-On-Hold outputs

Specifications

• Power: 80W minimum guaranteed power into 4 ohms or 25V/70V output
• Frequency Reponse (at 1 watt from 4-ohm tap): 70 Hz to 19 kHz ±1 dB
• Frequency Response (at line out): 20 Hz to 20 kHz ±1 dB.
• Power Bandwidth (at 4-ohm tap, 2 dB below maxium 1 kHz power): 50 Hz to 20 kHz with < 0.5% THD
• Signal to Noise Ratio (ref. to rated power, master volume at minimum): 85 dB
• DC Output Offset: < ±5 mV
• THD: Less than 0.5% at rated power at 1 kHz
• Input Sensitivity (for full output at maximum gain): Balanced mic inputs: 3 mV, Balanced line inputs: 800 mV, RCA connectors: 400 mV, Isolated telephone input: 75 mV
• Input Impedance (nominal): Mic: 400 ohms, Line: 100 kilohms, RCA: 50 kilohms, Telephone: 600 ohms
• Crosstalk: �70dB at 1kHz
• Line Output Level (nominal): 1V into 10 kilohms
• Phantom Power: 15 VDC
• AC Line Voltages Available: 120V, 60 Hz. Line voltage tolerance +10%,�20%

Front Panel Controls and Indicators

• Power Switch: Pushbutton on-off switch
• Input Volume Controls: Four detented potentiometers with knobs. Input 1: Microphone/line (switchable)/telephone; Inputs 2 and 3: Line; Input 4: XM radio
• Tone Controls: Bass and Treble non-detented recessed potentiometers on each input channel. Bass ±10 dB at 100 Hz, Treble ±10 dB at 10 kHz
• XM Tuner Menu Button: Selects Direct, Preset, or Category mode
• XM Tuner Category Buttons: Scrolls through categories (rock, classical, news, country, etc)
• XM Tuner Scroll Knob: Lets you scroll through channels and select them
• XM Tuner Display: LCD screen displays XM channel data (channel number, channel name, artist name, song title), 16 station presets and signal strength
• Power Indicator: Blue LED indicates power on
• Input Signal Presence Indicator: Green LED illuminates when input signal exceeds �24 dBu (line) or �70 dBu (mic)
• Output Signal Presence Indicator: Green LED, illuminates when output signal level exceeds 100 mV (45 dB below full power) from the 4-ohm tap
• Clip Indicator: Red LED on output illuminates at threshold of audible distortion
• Output Volume Control: Detented potentiometer with knob

Back Panel Controls, Connectors and Indicators

• Reset Switch: Resets the circuit breaker that protects the power supply
• MOH 1V Level Control: Trim pot adjusts level for Music-On-Hold 1V output
• MOH 1W Level Control: Trim pot adjusts level for Music-On-hold 1W output
• MOH Signal Presence Indicator: Flashes when MOH signal is present
• MOH Source Switch: Switches between Input 3 or XM, and routes the source to MOH 1V Line Out and MOH 1W connectors
• MOH 1W Select Switch: Feeds 1W MOH signal either to amplifi er output or internal speaker
• MOH 1V Line Output RCA Connectors: Two RCA connectors (mono) for 1-volt output (in parallel with 600-ohm connectors, so they are isolated)
• MOH 1W Line Output Connector: 3-pin Phoenix connector provides Music-On-Hold signal of approximately 1 watt
• MOH 1V Line Output Phoenix Connector: 3-pin Phoenix connector, 600-ohm transformer-isolated output, provides Music-On-Hold signal of approximately 1 volt
• Phantom Power Switch: Turns phantom power on or off for Input 1
• Mic/line Switch: Selects mic-level or line-level signal for Input 1
• Link In/Out Switch: Slide switch. When set to IN, any signal applied to the Amp Input connector will be mixed with the input signal(s); when set to OUT, only the signal from the Amp Input Connector will appear at the amplifier output
• Amplifier Output Connectors: 4-position terminal strip with COM (Common), 4 ohms, 25V and 70V terminals. Accepts up to 10 AWG crimp-on terminal forks. Non-touch cover included
• XM Radio Stereo Line Out Connector: Dual RCA jacks for stereo music out from XM Radio tuner
• Preamp Line Out Connector: 3-pin balanced Phoenix-type connector. Post master, pre-VCA. Level controlled by master volume control
• Output VCA Connector: 3-pin Phoenix-type connector for two VCA control lines of +10 VDC and ground. Compatible with Crown 1-VCAP module
• Priority Connector: 3-pin Phoenix-type connector for push-to-talk mic switch. Contact closure activatges ducking. Ducking does not affect Music-On-Hold outputs or XM stereo line out
• Active Indicator: LED illuminates when VOX ducking is active
• VOX Threshold: Trim pot adjusts how loud the voice must be before ducking occurs. Can be set for no ducking
• Priority Release Control: Trim pot adjusts release time of VOX ducking
• Mic/Line Input Connector (Input 1 only): 3-pin Phoenix-type, balanced
• Line Input Connectors (Inputs 2 and 3 only): 3-pin Phoenix-type, balanced
• Dual RCA Input Connector: For stereo music signals, unbalanced, summed together, two connectors per input for inputs 1, 2 and 3
• TEL Input Connector: Transformer-isolated 600-ohm input, summed into Input 1 for paging from a telephone system
• Amp Input Connector: 3-pin Phoenix-type, high-impedance balanced. Used to link an additional mixer to the mixer-amplifi er. Can be used to connect an external processor
• AC Power Inlet: Detachable IEC.
• XM Radio Antenna Input: Connects to the XM antenna cable

Other Specifications

• Cooling: Convection cooled
• Current Limit Protection: Included
• Thermal Limit Protection: Over-temperature thermal cutout
• DC-Fault Load Protection: Included
• Included Accessories: Power cord, Detachable rack ears, Screws for rack ears, Non-touch cover for output connectors, Phoenix-type connectors, Spade lugs, XM antenna, Remote control
• Optional Accessories: 1-VCAP remote volume control
• Dimensions (W x H x D): 19" x 4.1" x 13.9"
• Weight: 20 lbs (net), 25 lbs (shipping)