JBL GTH400 - Specifications; Technical Amplifier Specifications

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8. Specifications
GTH400
35 Watts x 4 + 70 Watts x 2 (4 ohms, 0.05% THD)
50 Watts x 4 + 100 Watts x 2 (2 ohms, 0.08% THD)
100 Watts x 2 (Bridged 4 ohms, 0.08% THD) +
70 Watts x 2 (4 ohms, 0.05% THD)
100 Watts x 2 (Bridged 4 ohms, 0.08% THD) +
200 Watts x 1 (Bridged 4 ohms, at 0.08% THD)
Signal to Noise Ratio 100dBA
Frequency Response 10Hz – 50kHz (+0, –1dB)
20Hz – 20kHz (+0, –0.1dB)
Damping Factor >200
Slew Factor >5
Line Level Input Sensitivity 100mV – 4V RMS
(For Rated Power)
Line Level Input Impedance 10k ohms
Speaker Level Input Impedance 15 ohm or 100k ohm
(Selectable by Internal Jumpers)
Speaker Level Input Sensitivity 200mV – 8V RMS
Preamp Output Sensitivity
Preamp Input: 4V in for 4V out
Speaker Input: 4V in for 2V out
Minimum Speaker Impedance
Single Ended (Non-Bridged) 2 ohms
Bridged 4 ohms
Built-in Electronic 18dB per Octave Low-Pass Filter,
Crossover Frequency and Slope Frequency Chips Available from 50–5kHz
Factory Setting 80Hz
18dB per Octave High-Pass Filter,
Frequency Chips Available from 50–5kHz
Bass Boost Frequency +4dB at 40Hz
and Magnitude
GTH400-20107 06/03/98 15:50 Side 23