Dynacord Professional Power Amplifiers Stereo Amplifier User Manual


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65
General
DSA 8209
DSA 8212
Load Impedance
2Ω 4Ω 8Ω 2Ω 4Ω 8Ω
Maximum Midband Output Power, 1kHz,THD=1%,DualChannel
1250W 900W 550W 1800W 1200W 750W
Rated Output Power, 20Hz...20kHz,THD<0.1%
- 800W 400W - 1100W 550W
Max. Single Channel Output Power Dynamic-Headroom,IHF-A
2450W 1400W 700W 3400W 1800W 950W
Max. Single Channel Output Power Continuous,1kHz
1700W 1100W 630W 2400W 1500W 850W
Maximum Bridged Output Power 1kHz,THD=1%
- 2800W 1800W - 3600W 2400W
Maximum RMS Voltage Swing 1kHz,THD=1%
78.8V 90.6V
Power Bandwidth, THD=1%,ref.1kHz,halfpower@4Ω
10Hz...30kHz
Voltage Gain ref.1kHz
32dB
Input Sensitivity atratedoutputpower@8Ω,1kHz
+5.1dBu(1.39Vrms) +6.6dBu(1.66Vrms)
THD atratedoutputpowerMBW=80kHz,1kHz
<0.03%
IMD-SMPTE, 60Hz,7kHz
<0.1%
DIM 30, 3.15kHz,15kHz
<0.05%
Max. Input Level
+21dBu(8.69Vrms)
Crosstalk, ref.1kHzatratedoutputpower
<-80dB
Frequency Response, ref.1kHz
10Hz...40kHz(±1dB)
Input Inpedance,activebalanced
20kΩ
Damping Factor, 1kHz
>300
Slew Rate
27V/µs 30V/µs
Signal to Noise Ratio, A-weighted
109dB 110dB
Output Noise, A-weighted
<-71dBu
Output Stage Topology
Class-H
Power Requirements
100V,120V,230V,240V,50Hz...60Hz(factorycongured)
Power Consumption at1/8maximumoutputpower@4Ω
700W 850W
Mains Fuse
240V/230V:T15AH,
120V/100V:T25AH
240V/230V:T15AH,
120V/100V:T30AH
Protections
Audiolimiters,Hightemperature,DC,HF,Back-EMF,Peakcurrentlimiters,
Inrushcurrentlimiters,Turn-ondelay
Cooling
Front-to-Rear,3-stage-fans
Ambient Temperature Limits
+5°C...+40°C(40°F...105°F)
Safety Class
I
Dimensions (WxHxD), mm
483x88.1x421.5
Weight
16.3kg(35.9lbs) 17.7kg(39.0lbs)
Remote Power On
Powerremoteviaswitch,delaytimeselectable
Signal Processing
Lo-Cut50Hz/18dB,switchable
Optional Accesories:
2-Way crossover, internal filter card, 24dB, LR
330Hz (NRS 90249), 500Hz (NRS 90250)
800Hz (NRS 90251), 1200Hz (NRS 90252)
DSA 8212
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