Ashly Audio FA 125.2 1/2 Rack Compact 2-Channel 125 Watt Power Amplifier

FA 125.2 - Overview

• Features:

  • 125W x 2, 125W x4, 250W x 4 with Class D power supplies
  • Silent Active Cooling System for noise-free operation
  • Front Status LEDs, power switch and level controls (can be disabled for security)
  • Remote GPIO for DC Level Control, Standby & Failure mode
  • Switchable input sensitivity (-10/+4dB)
  • Remote standby polarity & front panel lockout
  • Built-in auto DSP functions such as 80Hz High-Pass Filter and Clip Limiter
  • 70V and 100V capability
  • Extensive protection circuitry
  • Front panel power switch and level controls (can be disabled for security)
  • USB Port for firmware updates
  • 1U rack kit for one FA-250.4, or two FA-125.2s or FA-125.4s side-by-side
  • Safety / Compliance: cTUVus, CE, FCC, RoHS
   

• Specifications:

  • Configuration
  • Size Format (HxW): 1RU x 1/2 19"
  • Configuration: Pre-BTL
  • Number of Channels: 2
    
    Output Power (Per Channel)
  • 2Ohm: Not recommended
  • 4Ohm: 125W
  • 8Ohm: 125W
  • 16Ohm: 125W
  • 70V: 125W
  • 100V: 125W
  • Power Sharing: Yes x2 (up to 250W)
  • Crosstalk: <65dB
  • Frequency Response (±0.05dB): 20Hz-20kHZ
  • S/N Ratio (20Hz-20kHZ, unweighted): >102dB
  • Input Sensitivity: -10dBV (0.316Vrms)/+4dBu (1.228Vrms), Selectable
  • THD+Noise: <0.5%
  • Damping Factor (8Ohms<1kHz): >250
    
    Power Consumption (1/8 Full power, 1kHz sine-wave on all channels, in Watts)
  • Sleep: <0.5
  • Idle Lo-Z: 8
  • Idle Hi-Z: 13
  • 1/8 Power (4Ohms): 13
  • 1/8 Power (8Ohms): 49
  • 1/8 Power (70V): 51
  • 1/8 Power (100V): 48
    
    Thermal Dissipation (BTU/hour with typical input, all channels driven, 120VAC)
  • Sleep Mode: <1.7
  • Idle Lo-Z (No Signal): 28
  • Idle Hi-Z (No Signal): 45
  • 1/8 Max Power (4Ohms): 72
  • 1/8 Max Power (8Ohms): 62
  • 1/8 Max Power (70V): 69
  • 1/8 Max Power (100V): 58
    
    Voltage Gain (Per output mode and input sensitivity setting, in dB)
  • Low Z @ -10dBV: 43.1
  • Hi-Z70V @ -10dBV: 46.9
  • Hi Z100V @ -10dBV: 49.1
  • Low Z@ -4dBV: 31.3
  • Hi-Z70V @ -4dBV: 35.1
  • Hi Z100V @ -4dBV: 37.3
    
    I/O Features
  • HPF:Yes, 80Hz (in HiZ Mode, non-defeatable)
  • Clip Limiter: Yes (at clip threshold +24dBu, non defeatable)
    
    Connectors
  • Input: Removable Euroblock/Balanced 6-pole (pr)
  • Output: Removeable Euobloxk/2-pole (per channel)
  • GPIO: Removeable Euroblock/6-pole DC Volume per channel pair, Standby, fault out
  • USB: USB-C for Firmware update
    
    DIP Switches
  • 1: HiZ/LoZ Ch1
  • 2: HiZ/LoZ Ch2
  • 3: Not used
  • 4: Not used
  • 5: 70/100V
  • 6: Input Sensitivity (-10/+4dB)
  • 7: Standby Polarity (NO/NC)
  • 8: Front Panel Lockout
    
    LEDs/Indicators
  • Front LED (Per Channel):
    Green: Signal Present
    Yellow: Limit (+24dBu)
    Red: Mute/Protect
  • Front LED (Main):
    White: On
    Blink (0.5Hz): Standby
    Dark: Off
    
    General
  • Pre-Sleep Mode: >15 minutes inactivity, all channels muted, wake-on-audio
  • Sleep Mode: >29 minutes inactivity, power saving mode, power LED blinks every 2 seconds, wake-up-audio
  • Standby Mode: Contact closure activated, power LED flashes evenly @1Hz
  • Remote Control Options: WR-1,WR-1.1 DC level control
  • Cooling: Adaptive fan cooling (side-to-rear venting)
  • Amplifier Protection: Over temperature, output DC, output over-power, AC mains voltage, mains fuse
  • Standby Switch: Soft switch with LED backlight
  • Power Connector: IEC
  • Attenuators: Recessed Front Panel Input Level (per channel)
  • Power Supply: 100-240VAC, 50-60Hz
  • Minimum Startup Voltage: 85VAC@ 120V nominal, 170VAC@ 240V nominal
  • Environmental: 32° to 104°F (0° to 40°C)
  • Safety Compliance: UL,CE, FCC Class B RoHS
  • Product Dimensions (HxWxD): 1.72 x 8.66 x 10.32" (43.7 x 220 x 262mm)
  • Product Weight: 3.55Lbs (1.61kg)
  • Shipping Dimensions (HxWxD): 8.94 x 23 x 19.4" (227 x 584 x 493mm)
  • Shipping Weight: 5.66Lbs (2.37kg)