GFA-7700 Specications
THD + Noise into 8 ohms (Typical)
20Hz............................................................................................................... 0.006%
1kHz............................................................................................................... 0.006%
10kHz............................................................................................................... 0.02%
20kHz............................................................................................................... 0.04%
Frequency Response @ 1 Watt into 8 ohms (10Hz to 20kHz).................................. +0, -0.25dB
Power Bandwidth (-3dB).............................................................................. 1.5Hz to 100kHz
Power Rating (EIA/CEA-490-A)
185 Watts continuous power into 8 ohms at 1kHz at less than 1.0% THD + N
IM Distortion (SMPTE)
1 watt into 8 ohms.......................................................................................... ≤ 0.05%
IM Distortion (CCIF, Any Combination from 4kHz to 20kHz)
8 ohms.......................................................................................................... ≤ 0.01%
Dynamic Headroom.................................................................................................. 1.9 dB
Signal to Noise Ratio, “A” Weighted........................................................................ ≥ 115dB
Gain......................................................................................................................... 29dB
Input Sensitivity
for 1 Watt..................................................................................................... 0.1 volts
for 150 Watts............................................................................................... 1.14 volts
Input Impedance....................................................................................................... 50kΩ
Damping Factor (20Hz to 20kHz)................................................................................ ≥ 800
Rise Time (5kHz, 90V, peak-to-peak square wave, 20% to 80%)...................................... 2.7μS
Power Consumption (Continuous, All Channels Driven)
Quiescent........................................................................................................... 80VA
Maximum........................................................................................................ 1440VA
150 watts into 8 ohms....................................................................................... 1375VA
Power (Available in 230VAC on special order).............................................. 115VAC - 50/60Hz
Chassis Dimensions......................................... 7
1
/
4
” (184.15mm) x 17” (432mm) x 15” (381mm)
Maximum Dimensions................................ 6
7
/8” (174.625mm) x 17” (432mm) x 14” (355.6mm)
Weight....................................................................................................... 56 lb. (25.4 kg)
Weight, Packed........................................................................................... 64 lb. (29.1 kg)
15
