4x150 W RMS @ 4 Ω | Alta y Baja impedancia | DSP | Clase D
DARA-4B150 es un amplificador de potencia Clase D de alto rendimiento, habilitado para red, desarrollado para instalaciones de audio profesional que requieren flexibilidad, eficiencia y un control del sistema fiable. Con una potencia de hasta 4 × 150 W RMS a 4 Ω, admite sistemas de altavoces de baja y alta impedancia (70 V / 100 V), así como el modo Bridge, configurable por pares de canales para adaptarse a una amplia variedad de necesidades de instalación.
Equipado con un DSP integrado con matriz interna y doble puerto Ethernet con switch integrado, el DARA-4B150 permite una gestión precisa del audio y una integración fluida en sistemas en red escalables. La compatibilidad total con la serie PULSO permite el control y la supervisión remotos mediante aplicaciones móviles o interfaz web, lo que lo convierte en una solución perfecta para instalaciones fijas en múltiples aplicaciones.
- Opciones de instalación
- Rack 19" installation & desktop
- Temperatura de funcionamiento
- -20⁰ to 40⁰ C
-4⁰ to 104⁰ F - Humedad de funcionamiento
- 10-90% RH, non-condensing
- Temperatura de almacenamiento
- -40⁰ to 70⁰ C
-40⁰ to 158⁰ F - Humedad de almacenamiento
- 10-95% RH, non-condensing
- Accesorios incluidos
- EU power cord, UK,US and CN power cord adapters, IEC Power Cord, Remote Volume connector (GPI), External Mute connector x4 Euroblock 3-pin connectors (Inputs), x2 Euroblock 4-pin connectors (Outputs), Warranty Card, Rear Rack Kit, 3M rubber foot (4pcs)
- Dimensiones
- 484 x 44 x 296.6 mm / 19 x 1.73 x 11.67 in. (WxHxD)
484 x 44 x 296.6 mm / 19 x 1.73 x 11.67 in. (WxHxD) - Peso
- 4.95 kg / 10.91 lb
4.95 kg / 10.91 lb - Dimensiones de envío
- 590 x 80 x 474 mm / 23.23 x 3.15 x 18.66 in. (WxHxD)
590 x 80 x 474 mm / 23.23 x 3.15 x 18.66 in. (WxHxD) - Peso del envío
- 7.60 kg / 16.76 lb
7.60 kg / 16.76 lb - Processor
- 32 bits
- Sampling rate
- 48 kHz
- Resolution
- 24 bits
- Frequency response
- 15Hz - 22kHz (-3dB, 1W any load)
- Sensibilidad de entrada
- 0dBV
2.21dBu
1Vrms - CMRR
- 62,2 dB
- Crosstalk
- 80 dB (1kHz)
- Programing and control
- Embedded web application
- GPIs
- x4 GPIs (0-10V)
- AC mains requirement
- 100-240 V @ 50-60Hz (±10%)
- AC mains connector
- IEC C14 inlet
- Alimentación
- Universal, regulated SMPS with PFC
- SNR
- 95 dBA
- Output connection type
- 2-pin Euroblock. Pitch: 5,08 mm
- Potencia
- 4,3 W
22,7 VA
4,3 W
22,7 VA
5 W
60 VA
51,3 W
88 VA
51,3 W
88 VA
52 W
94 VA
52 W
94 VA
158,9 W
176 VA
158,9 W
176 VA
173 W
252 VA
273,6 W
293 VA
273,6 W
293 VA
283,5 W
375 VA - Number of output channels
- 4
- Number of input channels
- 4
- Input connection type
- 3-pin Euroblock, balanced, pitch 3,5 mm
- Max output power @ 100V
- 150 W
- Max output power @ 70V
- 150 W
- Input impedance
- 20k
- Max input level
- +23 dBu
- THD + Ruido
- 0,1% ( @1kHz, from 0,1W to Full Power)
- Cooling
- 3 fans
- AD converters
- 24 Bit Tandem™ @ 48 kHz
115 dB-A Dynamic Range - 0.0018% THD+N
24 Bit Tandem™ @ 48 kHz
115 dB-A Dynamic Range - 0.0018% THD+N - DA converters
- 24 Bit Tandem™ @ 48 kHz
120 dB-A Dynamic Range - 0.0018% THD+N
24 Bit Tandem™ @ 48 kHz
120 dB-A Dynamic Range - 0.0018% THD+N - Sample rate converter
- 24 bits @ 48 kHz
- Internal precision
- 32 bits floating point
- Latency
- 1,5 ms
- Memory/Presets
- 15 amplifiers presets
40 Speakers presets (22 Ecler presets + 18 Custom presets) - Delay
- 20 ms (input) + 300 ms (output) for time alignment
- Equalizer
- Custom FIR, Parametric IIR: Peaking, Low Shelf, High Shelf, AllPass 1st, AllPass 2nd, General Low, General High, Butterworth Low, Butterworth High, Bessel Low, Bessel High
- Limiters
- RMS and Peak voltage limiter
- Maximum fan noise
- 57 dBA
- Ethernet
- Ethernet Base-Tx 100Mb CAT5 up to 100m
Secondary RJ-45 port for Daisy-Chaining - Output configuration
- 2Ω, 4Ω, 8Ω, 100V, 70V and 4/8Ω in Bridge Mode
- Input configuration
- Digital Matrix 4 In x 4 Out
- Efficiency
- 70%
70% - AC protection
- Yes
- DC protection
- Yes
- Short-circuit protection
- Yes
- Clip limiter
- Yes
- Thermal protection
- Yes
- External MUTE
- Yes, contact
- Attenuators
- Assignable front panel knobs
- Output settings
- 2Ω/4Ω/8Ω/70V/100V/Bridge Mode output selection by pair of channels
- Signal Present
- SIGNAL LED (Green) per channel
- Cliping
- CLIP LED (Red) per channel
- Standby
- STANDBY (Orange) per channel
- Tiempo de espera automático
- 90 seconds
- Umbral de espera automático
- -40dB
- Dynamic range
- 118 dB
118 dB - Amplification technology
- Class D
- Power ON/OFF
- Front panel switch
- Thermal
- TH/PROT LED (Red) per channel
- Protect
- TH/PROT LED (Red) per channel
- Voltage gain
- 30.8 dB
- Power factor correction
- 0,92
- HF protection
- Yes
- Output mode settings
- Back panel Dipswitch by pairs of channels
BRIDGE/2Ω/4Ω/8Ω/70V/100V - Limit
- TH/PROT LED (Red)
- Data
- DATA LED (White) per unit
- On
- ON LED (Green) per unit
- Digital processing
- 32 bits
- Inputs processing
- Delay, Parametric and Graphic EQ, Compressor
- Outputs processing
- Delay, Parametric and Graphic EQ, Polarity, Compressor, FIR filters, RMS and Peak Limiter
- Others
- Presets management, Panels and Users, Internal matrix, Linking and Stereo options, Selectable Auto-standby, Panel Operating Range, Knobs and GPI Matrix, Custom and Ecler speakers settings, Network Parameters, Finder, Remote control and configuration via
- Energy saving
- Auto standby function selectable
- Current Draw
- 0,19 Arms
0,19 Arms
0,27 Arms
0,78 Arms
0,78 Arms
0,82 Arms
0,82 Arms
1,07 Arms
1,47 Arms
1,63 Arms
2,45 Arms
2,45 Arms - Thermal Loss
- 3,7 kcal/h
14,7 BTU/h
3,7 kcal/h
14,7 BTU/h
4,3 kcal/h
17,1 BTU/h
4,3 kcal/h
17,1 BTU/h
44,1 kcal/h
175,1 BTU/h
44,1 kcal/h
175,1 BTU/h
44,7 kcal/h
177,5 BTU/h
44,7 kcal/h
177,5 BTU/h
84,3 kcal/h
334,5 BTU/h
84,3 kcal/h
334,5 BTU/h
106,3 kcal/h
421,8 BTU/h
106,3 kcal/h
421,8 BTU/h
114,8 kcal/h
455,6 BTU/h - Auto standby function
- Settings by embedded web application
- RUN/SLEEP mode
- Auto standby function
Forced standby
(Settings by embedded web application) - Mute
- MUTE LED (White) per channel
SISTEMA
| Processor |
32 bits |
|---|---|
| Number of input channels |
4 |
FÍSICO
| Opciones de instalación |
Rack 19" installation & desktop |
|---|---|
| Temperatura de funcionamiento |
-20⁰ to 40⁰ C
-4⁰ to 104⁰ F |
| Humedad de funcionamiento |
10-90% RH, non-condensing |
| Temperatura de almacenamiento |
-40⁰ to 70⁰ C
-40⁰ to 158⁰ F |
| Humedad de almacenamiento |
10-95% RH, non-condensing |
| Accesorios incluidos |
EU power cord, UK,US and CN power cord adapters, IEC Power Cord, Remote Volume connector (GPI), External Mute connector x4 Euroblock 3-pin connectors (Inputs), x2 Euroblock 4-pin connectors (Outputs), Warranty Card, Rear Rack Kit, 3M rubber foot (4pcs) |
| Dimensiones |
484 x 44 x 296.6 mm / 19 x 1.73 x 11.67 in. (WxHxD) 484 x 44 x 296.6 mm / 19 x 1.73 x 11.67 in. (WxHxD) |
| Peso |
4.95 kg / 10.91 lb 4.95 kg / 10.91 lb |
| Dimensiones de envío |
590 x 80 x 474 mm / 23.23 x 3.15 x 18.66 in. (WxHxD) 590 x 80 x 474 mm / 23.23 x 3.15 x 18.66 in. (WxHxD) |
| Peso del envío |
7.60 kg / 16.76 lb 7.60 kg / 16.76 lb |
POTENCIADO
| Potencia |
283,5 W
375 VA 173 W 252 VA 52 W 94 VA 52 W 94 VA 5 W 60 VA 273,6 W 293 VA 273,6 W 293 VA 158,9 W 176 VA 158,9 W 176 VA 51,3 W 88 VA 51,3 W 88 VA 4,3 W 22,7 VA 4,3 W 22,7 VA |
|---|
ELECTRICAL
| AC mains requirement |
100-240 V @ 50-60Hz (±10%) |
|---|---|
| AC mains connector |
IEC C14 inlet |
| Alimentación |
Universal, regulated SMPS with PFC |
| Power factor correction |
0,92 |
AUDIO CONVERTERS
| Sampling rate |
48 kHz |
|---|---|
| Latency |
1,5 ms |
| Dynamic range |
118 dB 118 dB |
ANALOGUE AUDIO OUTPUT PORTS
| Crosstalk |
80 dB (1kHz) |
|---|
CONNECTIVITY
| Programing and control |
Embedded web application |
|---|---|
| Ethernet |
Ethernet Base-Tx 100Mb CAT5 up to 100m
Secondary RJ-45 port for Daisy-Chaining |
REMOTE CONTROL CONNECTIONS
| GPIs |
x4 GPIs (0-10V) |
|---|
CHANNELS
| Number of output channels |
4 |
|---|---|
| Output configuration |
2Ω, 4Ω, 8Ω, 100V, 70V and 4/8Ω in Bridge Mode |
| Input configuration |
Digital Matrix 4 In x 4 Out |
SIGNAL
| SNR |
95 dBA |
|---|---|
| Voltage gain |
30.8 dB |
TECHNOLOGIES
| Cooling |
3 fans |
|---|---|
| Maximum fan noise |
57 dBA |
| Efficiency |
70% 70% |
| Amplification technology |
Class D |
| Energy saving |
Auto standby function selectable |
PROTECTIONS
| AC protection |
Yes |
|---|---|
| DC protection |
Yes |
| Short-circuit protection |
Yes |
| Clip limiter |
Yes |
| Thermal protection |
Yes |
| HF protection |
Yes |
SETTINGS
| Output settings |
2Ω/4Ω/8Ω/70V/100V/Bridge Mode output selection by pair of channels |
|---|---|
| Auto standby function |
Settings by embedded web application |
MONITORING
| Signal Present |
SIGNAL LED (Green) per channel |
|---|---|
| Cliping |
CLIP LED (Red) per channel |
| Standby |
STANDBY (Orange) per channel |
| Thermal |
TH/PROT LED (Red) per channel |
| Protect |
TH/PROT LED (Red) per channel |
| Limit |
TH/PROT LED (Red) |
| Data |
DATA LED (White) per unit |
| On |
ON LED (Green) per unit |
| Mute |
MUTE LED (White) per channel |
DSP
| AD converters |
24 Bit Tandem™ @ 48 kHz
115 dB-A Dynamic Range - 0.0018% THD+N 24 Bit Tandem™ @ 48 kHz 115 dB-A Dynamic Range - 0.0018% THD+N |
|---|---|
| DA converters |
24 Bit Tandem™ @ 48 kHz
120 dB-A Dynamic Range - 0.0018% THD+N 24 Bit Tandem™ @ 48 kHz 120 dB-A Dynamic Range - 0.0018% THD+N |
| Sample rate converter |
24 bits @ 48 kHz |
| Internal precision |
32 bits floating point |
| Memory/Presets |
15 amplifiers presets
40 Speakers presets (22 Ecler presets + 18 Custom presets) |
| Delay |
20 ms (input) + 300 ms (output) for time alignment |
| Equalizer |
Custom FIR, Parametric IIR: Peaking, Low Shelf, High Shelf, AllPass 1st, AllPass 2nd, General Low, General High, Butterworth Low, Butterworth High, Bessel Low, Bessel High |
| Limiters |
RMS and Peak voltage limiter |
| Digital processing |
32 bits |
| Inputs processing |
Delay, Parametric and Graphic EQ, Compressor |
| Outputs processing |
Delay, Parametric and Graphic EQ, Polarity, Compressor, FIR filters, RMS and Peak Limiter |
| Others |
Presets management, Panels and Users, Internal matrix, Linking and Stereo options, Selectable Auto-standby, Panel Operating Range, Knobs and GPI Matrix, Custom and Ecler speakers settings, Network Parameters, Finder, Remote control and configuration via |
ANALOGUE AUDIO INPUTS
| Sensibilidad de entrada |
0dBV
2.21dBu
1Vrms |
|---|
CONTROL CONNECTIVITY
| External MUTE |
Yes, contact |
|---|
MONITORING AND CONTROL
| Tiempo de espera automático |
90 seconds |
|---|---|
| Umbral de espera automático |
-40dB |
LINE INPUTS
| CMRR |
62,2 dB |
|---|---|
| Input connection type |
3-pin Euroblock, balanced, pitch 3,5 mm |
| Input impedance |
20k |
| Max input level |
+23 dBu |
LINE OUTPUTS
| Frequency response |
15Hz - 22kHz (-3dB, 1W any load) |
|---|---|
| Output connection type |
2-pin Euroblock. Pitch: 5,08 mm |
| THD + Ruido |
0,1% ( @1kHz, from 0,1W to Full Power) |
SCREEN/DISPLAY
| Resolution |
24 bits |
|---|
LOCAL CONTROL
| Attenuators |
Assignable front panel knobs |
|---|---|
| Power ON/OFF |
Front panel switch |
| Output mode settings |
Back panel Dipswitch by pairs of channels
BRIDGE/2Ω/4Ω/8Ω/70V/100V |
| RUN/SLEEP mode |
Auto standby function
Forced standby
(Settings by embedded web application) |
OUTPUT POWER - All channels driven @ 1%THD
| Max output power @ 100V |
150 W |
|---|---|
| Max output power @ 70V |
150 W |
POWER & HEAT @120VAC - STANDBY/SLEEP MODE
| Current Draw |
1,07 Arms 1,63 Arms 0,78 Arms 0,78 Arms 0,27 Arms 2,45 Arms 2,45 Arms 1,47 Arms 0,82 Arms 0,82 Arms 0,19 Arms 0,19 Arms |
|---|---|
| Thermal Loss |
114,8 kcal/h
455,6 BTU/h 84,3 kcal/h 334,5 BTU/h 84,3 kcal/h 334,5 BTU/h 44,7 kcal/h 177,5 BTU/h 44,7 kcal/h 177,5 BTU/h 4,3 kcal/h 17,1 BTU/h 4,3 kcal/h 17,1 BTU/h 106,3 kcal/h 421,8 BTU/h 106,3 kcal/h 421,8 BTU/h 44,1 kcal/h 175,1 BTU/h 44,1 kcal/h 175,1 BTU/h 3,7 kcal/h 14,7 BTU/h 3,7 kcal/h 14,7 BTU/h |