Crown 180max Manual Suplementario
Crown International
1718 W. Mishawaka Rd.
Elkhart, IN 46517-9439
TEL: 574-294-8200
FAX: 574-294-8FAX
www.crownaudio.com
1718 W. Mishawaka Rd.
Elkhart, IN 46517-9439
TEL: 574-294-8200
FAX: 574-294-8FAX
www.crownaudio.com
180MAx
Architectural & Engineering Specifi cations
C O M M E R C I A L A U D I O S E R I E S
180MAx
The Crown
®
180MAx shall be a tuner-mixer-amplifi er for commercial and
industrial audio. It shall provide 4-ohm and constant-voltage outputs (25V and
70V).
70V).
The 180MAx shall have 4 inputs (each with a volume control) and one 80W
power amplifi er.
power amplifi er.
Specifi cations
The 180MAx shall have the following specifi cations:
Minimum guaranteed power into 4 ohms or 25V/70V output: 80W maximum
power at 1 kHz with 0.5% THD. Frequency Reponse (at 1 watt from 4-ohm tap,
70 Hz - 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 maximum 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): Bal-
anced mic inputs 3 mV, balanced line inputs 800 mV, RCA connectors 400 mV,
Isolated telphone 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%.
Operating Temperature/Humidity: 0° C to 40 degrees C at 95% relative humidity
(non-condensing). Storage Temperature: –20° C to 85°C.
power at 1 kHz with 0.5% THD. Frequency Reponse (at 1 watt from 4-ohm tap,
70 Hz - 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 maximum 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): Bal-
anced mic inputs 3 mV, balanced line inputs 800 mV, RCA connectors 400 mV,
Isolated telphone 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%.
Operating Temperature/Humidity: 0° C to 40 degrees C at 95% relative humidity
(non-condensing). Storage Temperature: –20° C to 85°C.
Front Panel Controls and Indicators
Front panel controls and indicators shall include the following:
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 indi-
cates 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.
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 indi-
cates 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
Back panel controls, connectors and indicators shall include the following:
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 approxi-
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 approxi-
mately 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 amplifi er output.
Amplifi er 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: 4-pin Phoenix-type connec-
tor for two VCA control lines of +10 VDC and ground; compatible with Crown
1-VCAP and 4-VCAP modules. Priority Connector: 3-pin Phoenix-type connec-
tor 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.
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 amplifi er output.
Amplifi er 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: 4-pin Phoenix-type connec-
tor for two VCA control lines of +10 VDC and ground; compatible with Crown
1-VCAP and 4-VCAP modules. Priority Connector: 3-pin Phoenix-type connec-
tor 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.
Miscellaneous
Cooling shall be by convection. Included protection mechanisms shall be cur-
rent limiting, over-temperature thermal cutout, and DC-fault load protection.
rent limiting, over-temperature thermal cutout, and DC-fault load protection.
Included accessories shall be a power cord, detachable rack ears, screws for
rack ears, non-touch cover for output connectors, Phoenix-type connectors,
spade lugs, XM antenna, and remote control. Optional accessories shall be a
1-VCAP remote volume control.
rack ears, non-touch cover for output connectors, Phoenix-type connectors,
spade lugs, XM antenna, and remote control. Optional accessories shall be a
1-VCAP remote volume control.
The dimensions of the tuner-mixer-amplifi er shall be:
Width (without rack ears): 17.3 in. (43.8 cm). Width (with rack ears):
EIA Standard 19 in. W (EIA RS-310-B). Height (front panel): 3.5 in. (8.9 cm).
Height (including feet): 4.1 in. (10.5 cm). Depth (front panel to back panel):
12.2 in. (31.0 cm). Depth (front of knobs to back of non-touch cover): 13.9 in.
(35.2 cm).
Width (without rack ears): 17.3 in. (43.8 cm). Width (with rack ears):
EIA Standard 19 in. W (EIA RS-310-B). Height (front panel): 3.5 in. (8.9 cm).
Height (including feet): 4.1 in. (10.5 cm). Depth (front panel to back panel):
12.2 in. (31.0 cm). Depth (front of knobs to back of non-touch cover): 13.9 in.
(35.2 cm).
The tuner-mixer-amplifi er shall weigh 20 lb (9.07 kg).
Specifi cations subject to change without prior notice. Latest
information available at www.crownaudio.com.
Crown and Crown Audio are registered trademarks of Crown
International.
Printed in U.S.A.
information available at www.crownaudio.com.
Crown and Crown Audio are registered trademarks of Crown
International.
Printed in U.S.A.
© 2006 Crown Audio
®
, Inc. 1/06 139497-1