- CONTENTS -
SPECIFICATIONS ………………………………………..1
PACKING……………………………………………..…....2
CONTROL/INSTALLATION DRAWINGS………………3
CONTROL/INSTALLATION INSTRUCTIONS………....4
BASIC TROUBLESHOOTING……………………………5
EXPLODED VIEW/PARTS LIST…….….….…………....6
AMPLIFIER BLOCK DIAGRAM…………………….……7
ELECTRICAL PARTS LIST ..……….……….…….…….8
P.C.B. DRAWINGS….………………………..…….……11
IC/TRANSISTOR PINOUTS..………………..….….…..13
SCHEMATICS……………..……………….………..…...14
GTO 752 Specifications
Output Power: 75W RMS x 2 channels @ 4 ohms; ≤1% THD + N
(14.4V supply) 110W RMS x 2 channels @ 2 ohms; ≤1% THD + N
200W RMS x 1 channel (bridged) @ 4 ohms; ≤1% THD + N
Signal-to-noise ratio: 90dBA (reference 1W into 4 ohms)
108dBA (reference rated power into 4 ohms)
Dynamic power: 130W @ 2 ohms
Frequency response: 10Hz – 100kHz (–3dB)
THD+N 1KHz LPF=22KHz ≤0.07% (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 40Hz – 450Hz ±20%
Bass Boost @ 50Hz 0-6dB
DC Offset <30mV
Output regulation: .03dB @ 4 ohms
Idle Current @ 4 ohms 0.5A
Max Current Draw <30A @ 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: 12 1/4 x 10 3/8 x 2 1/8” (310 x 263 x 53mm)
Fuses: 30A
JBL continually strives to update and improve existing products, as well as create new ones. The specifications
and details in this and related JBL publications are therefore subject to change without notice.
GTO752
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