FDM-4600AP

Multi-channel Power Amplifier for Cinema
FEATURES
SPECIFICATION
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FEATURES


•  Multi-channel output (4ch/8ch/24ch) for satisfing immersive atmos audio 

    cinema playback systems easily

•  Power levels matched to the most popular cinema loudspeakers and optimized 

    for maximum real-world headroom into 2Ω and 16Ω speaker systems.

•  Class D (FDM-6004AP II/FDM-6008AP/FDM-50024AP) & class H (FDM-4600AP)  

    output stage with a universal power supply for high performance and efficiency.

•  Comprehensive internal protection protects amplifiers and loudspeakers 

    against over-current, over-temperature 

•  3 power ratings available: FDM-4600AP/ FDM-6004AP II:: 4*600W (8Ω), 

    FDM-6008AP: 8*300W (8Ω),FDM-50024AP:24*300W (8Ω)

•  Digital limiting automatically protects the amplifier from damage due to 

    temperature rise or overdrive

•  Flow-through air path and solid aluminum heat sinks for maximum cooling.

•  XLR & block input connectors and binding post & barrier terminal block 

   output connectors for compatibility with any source while providing convenient 

    loop-thru capability.

•  Front panel LEDs indicate power on, signal presence, input overload, 

    and amplifier clipping.

•  Ultra-quiet operation: 56dBA maximum fan noise

•  Standard 19-inch  2U chassis (FDM-50024AP:4U)

•  International power supply


SPECIFICATION


     MODEL    FDM-4600AP
    USER INTERFACE
    FRONT-PANEL INTERFACE    Power switch
    FRONT-PANEL DISPLAY

    LED indicator(Power, signal, clip,

    protection)

    CHANNELS    4
    CONNECTORS
    ANALOG AUDIO INPUT    XLR
    DIGITAL AUDIO INPUT (DANTE/AES67)    N/A
    SPEAKE ROUTPUT    Bonding Post
    NETWORK/MONITORING/CONTROL    N/A
    GPIO/AUX    N/A
    POWER    Standard IEC
    POWER (1kHz, 20MS  BURST, 1% THD MAX)
    RATED  POWER (8Ω)    600W*4
    RATED  POWER (4Ω)    750W*4
    RATED  POWER (2Ω)    /
    RATED  POWER (8Ω BRIDGED)    /
    RATED  POWER (4Ω BRIDGED)    /
    PERFORMANCE
    DIGITAL  SIGNAL  PROCESSING    /
    VOLTAGE  GAIN (AT 4,10,16dBu 

    SENSITIVITY; 4/8Ω)

    39/36/33dB

    FREQUENCY  RESPONSE 

    (4Ω, 20Hz ‒ 20kHz)

    ±0.5dB

   TOTAL HARMONIC DISTORTION

    (AT FULL RATED  POWER, FROM  

    20Hz ‒ 20kHz)

    <1%

    ANALOG INPUT SIGNAL TO NOISE 

    RATIO(REF. RATED POWER,‘A’-WTD.)

    >94dB

   ANALOG INPUT SIGNAL TO NOISE RATIO

    (REF. RATED  POWER, 20Hz ‒ 20kHz)

    >90dB
    INTERMODULATION  DISTORTION

    (60Hz AND 7kHz AT 4:1, FROM - 30dB 

    TO  FULL  RATED  POWER)

    <1%
    DAMPING FACTOR (20Hz  TO  100Hz)    >200

    CROSSTALK (BELOW RATED POWER, 

    20HZ ‒ 1kHZ)

    >80dB
   COMMON MODE REJECTION

    (20Hz‒1kHz, TYPICAL)

    >70dB

    DC OUTPUT OFFSET

    (WITH INPUTS SHORTED)

    ±10mV
    INPUT IMPEDANCE (NOMINALLY 

    BALANCED, NOMINALLY UNBALANCED)

    20 kΩ balanced, 

    10 kΩ unblanced

    MAXIMUM INPUT LEVEL

    (LOW AMP GAIN MODE)

    +19dBU
    LOAD IMPEDANCE STEREO/DUAL MODE    4Ω - 16Ω
    LOAD IMPEDANCE BRIDGE MONO    /
    MAXIMUM FAN NOISE(REF.dB SPL 1M)    56dBA
    ELECTRICAL
    POWER SUPPLY    100 - 220V ± 10%, 50/60HZ
    POWER TYPE    Class H
    CONTROL & FUNCTION
    POWER ON/OFF SWITCH    1*Master ON/OFF swtich
    VOLUME CONTROL

    Individual volume control for

    each channel

    PHYSICAL
    DIMENSIONS (D x W x H)     453*484*132
    NET WEIGHT    32Kg


Downloads
Filename Size Uploaded
Product drawing-DWG file
FDM-4600AP 135.35KB August 2023