รหัสสินค้า : MA-4120

เครื่องขยาย AC-DC MA-4120 ยี่ห้อ SHOW

Multiplex P.A. MIX Power Amplifier

-120Wrms x 4 @ 4Ohm

-4 MIC / 1 LINE INPUT

-4 Zone Selectors For Each Output CH With LED Indicator.

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เครื่องขยายเสียง SHOW MA-4120

FEATURES:

• 4 independent channels
• 4 zone selectors for each output CH with LED indicator
• 5 sets of gain, treble, bass and volume controls
• 5 groups VU meter for output and 2 RCA inputs
• 4 XLR+1/4 TRS combo input and 1 RCA input
• Telephone paging function, and monitor output
• Priority of Input 1. VOX mute function
• Input matrix
• Output Impedance:4Ω, 8Ω.
• Hihg Output Voltage: 25V, 70V, 100V
• Power Output RMS 40W x 4 at 4Ω
• Intelligent colling fan
• 19" Rack mount type (3U size)

MODEL MA-4120Power SupplyAC 115V / 60Hz or AC 230V / 50Hz SelectableInputsCH1-4:MIC. / Phantom: -50dBv; Line:-10dB balance;

CH4-5:-10dB unbalance;

Telephone paging:-10dBvFrequency Response60-17000Hz-3dBTone ControlTreble:±10dB at 10KHz; Bass:±10dB at 100HzT.H.D.≦1%S/N RatioMIC≧60dB;Line>70dB; Tell.>60dBPriority for Input 1MUTE CH2-5Output Impedance4Ω, 8ΩOutput Constant Voltage25V, 70V, 100V Power OutputRMS. 40W x 4 at 4ΩMonitor Output1W RMSPhone Output0.5W into 47ΩIndicate LED5VU mtrs (LED type); 1 Power indicator; 5 Mute indicatorsDimension(WxDxH)483 x 132 x 444 mm (19" x 5.2" x 17.48")Weight (Approx.)20.5 kg (45.2 lb)