
GTO 504 Specifications
Output Power: 55W RMS x 4 channels @ 4 ohms; ≤1% THD + N
(14.4V supply) 70W RMS x 4 channels @ 2 ohms; ≤1% THD + N
140W RMS x 2 channel (bridged) @ 4 ohms; ≤1% THD + N
Signal-to-noise ratio: 90dBA (reference 1W into 4 ohms)
105dBA (reference rated power into 4 ohms)
Dynamic power: 80W @ 2 ohms
Frequency response: 10Hz – 100kHz (–3dB)
THD+N 1KHz LPF=22KHz ≤0.05% (rated power @ 4 ohms)
Channel Separation ≥45db (full rated power)
Input Impedance >20K ohms
Maximum input signal: 6.0V
Maximum sensitivity: 100mV
Hi-Pass, Low Pass X-over Limits 32Hz – 320Hz ±20%
Bass Boost @ 50Hz 0-6dB
DC Offset <30mV
Output regulation: .03dB @ 4 ohms
Idle Current @ 4 ohms 1.2A
Max Current Draw <35A @ 2 ohms both channels driven
Remote Operating Voltages ON 5V OFF 4V
Turn-on delay time 2-3 sec
Circuit Protection Temperature (80±5C), Short circuit,
Operating voltage range (8-16V)
Dimensions: 13 13/16 x 10 3/8 x 2 1/8” (350 x 263 x 53mm)
Fuses: (2) x 20A
HIND: 45.-
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