DB Research L.L.P., takes pride in protecting our customers. Our products are sold online by DB Drive’s Website only. We do not authorize the sale of our products through third-party sales, such as eBay, social media, marketplace, forums, or other online groups. Purchases made through an unauthorized source will limit product support and void our manufacturers warranty. Buy Authorized.

OFR4000.4D

OFR4000.4D

$529.95

Full Range Class D 4 Channel Amplifier

Download Manual

 

California Prop 65 WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov

Category:
000

Full Range Class D 4 Channel Amplifier

Download Manual

 

California Prop 65 WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov

  • 4 Channel Full Range Class D Circuitry
  • 1 Ω Stereo load Capability
  • Low Level RCA inputs
  • Selectable Crossover: HPF/LPF/Full
  • Bridgeable outputs @ 2Ω load
  • Compatible with any 4/1Ω Loudspeaker
  • High Efficiency Mosfet Design
  • Heat Management System

Physical Structure

Length (A) 8.97″ / (228mm)
Width (B) 6.29″ / (160mm)
Height (C) 2.61″ / (66.29mm)

 

 

 

General Specifications
Rated Power @ 14.4 Volts
4 x 500 Watts @ 4Ω
4 x 1000 Watts @ 2Ω
2 x 2000 Watts @ 2Ω Bridged

 

Parameters
Bandwidth(-3dB) 18Hz – 22KHz
S/N Ratio < 90 dB
Input Sensitivity 285Mv – 6V
Minimum Load Impedance 1Ohm Stereo
Input Pre in RCA
Crossover Fire Slope in Stereo 12dB
Channel 1-2 HPF range 15Hz-6KHz
Channel 1-2 LPF range 50Hz-6KHz
Channel 3-4 HPF range 15Hz-6KHz
Channel 3-4 LPF range 50Hz-6KHz

mONO AMPLIFIER SPEAKER CONNECTION

(dIAGRAM 1)

Remote Connection
  • $189.95
    Add to cart

    OS65

    6.5” Coaxial Speaker

    FEATURES:

    • 1" KSV Voice Coil
    • Paper Cone
    • Cloth Surround
    • Ferrite Oxide Magnet
    • Stamped Steel Basket
    • Hybrid Technology
      California Prop 65 WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov
    $189.95
    $189.95
    Add to cart
  • Sold out
    Out of stock

    OA4800.4PRO

    Full Range Class A/B 4 Channel Amplifier

    [sf_button colour="accent" type="standard" size="standard" link="https://okurelectronics.com/wp-content/uploads/2022/04/OA-PRO-Amplifiers-Manual_compressed.pdf" target="_blank" icon="" dropshadow="no" rounded="no" extraclass=""]Download Manual[/sf_button]   California Prop 65 WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov
    Out of stock
  • $289.95
    Add to cart

    OA1500.1D

    Class D Monoblock Amplifier

    [sf_button colour="accent" type="standard" size="standard" link="https://okurelectronics.com/wp-content/uploads/2022/01/OA-Amplifiers-Manual-compressed.pdf" target="_blank" icon="" dropshadow="no" rounded="no" extraclass=""]Download Manual[/sf_button]   California Prop 65 WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov
    $289.95
    $289.95
    Add to cart
  • $269.95
    Add to cart

    OS69

    6x9” Coaxial Speaker

    FEATURES:

    • 1" KSV Voice Coil
    • Paper Cone
    • Cloth Surround
    • Ferrite Oxide Magnet
    • Stamped Steel Basket
    • Hybrid Technology
      California Prop 65 WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov
    $269.95
    $269.95
    Add to cart
  • $289.95
    Add to cart

    OMR6K-4MR

    ,

     6.5" Proaudio Mid-Range Speaker Kit

    [sf_button colour="accent" type="standard" size="standard" link="https://okurelectronics.com/wp-content/uploads/2022/05/OMR6K-4MR-Insert-Sheet.pdf" target="_blank" icon="" dropshadow="no" rounded="no" extraclass=""]Download Insert[/sf_button]   California Prop 65 WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov
    $289.95
    $289.95
    Add to cart
  • $249.95
    Add to cart

    OSW8D4

    8" 4Ω DVC Subwoofer

      [sf_button colour="accent" type="standard" size="standard" link="https://okurelectronics.com/wp-content/uploads/2021/10/OKUR-Woofer-Manual_compressed.pdf" target="_blank" icon="" dropshadow="no" rounded="no" extraclass=""]Download Manual[/sf_button] California Prop 65 WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov
    $249.95
    $249.95
    Add to cart
  • $109.95
    Add to cart

    O7-EQ

    7 BAND PARAMETRIC EQUALIZER WITH SUBWOOFER OUTPUT

    FEATURES:

    • Active gain Equalizer with adjustable input sensitivity
    • Master volume control with up to 7 Volts RMS of output
    • 7 band parametric equalizer with 12dB boost
    • Fixed band plus high-frequency shelving
    • Bipolar switching power supply subwoofer level control
    • Adjustable subwoofer frequency control
    • Aux/Main input selection
    • Rear panel AUX input
    • Illuminated controls
    California Prop 65 WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov
    $109.95
    $109.95
    Add to cart
  • $349.98
    Add to cart

    OFR3000.4D

    Full Range Class D 4 Channel Amplifier

    [sf_button colour="accent" type="standard" size="standard" link="https://okurelectronics.com/wp-content/uploads/2024/05/OFR-Amplifiers-Manual-UPDATE.pdf" target="_blank" icon="" dropshadow="no" rounded="no" extraclass=""]Download Manual[/sf_button]   California Prop 65 WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov
    $349.98
    $349.98
    Add to cart

Related products