Read JBL GTO 1201.1 (serv.man2) Service Manual online
- CONTENTS -
SPECIFICATIONS ………………………………….……..1
FEATURES/TEST CONDITIONS……..…………………2
INSTALLATION………………….……...……..…...…...…3
CONNECTIONS………………….……...……..…...…..…4
SET-UP/CONTROLS ……..………………..…….….…...5
INSTALLING NEON TUBES..…….…….………………..5
BASIC TROUBLESHOOTING..…….…….………………6
TYPICAL SYSTEM WIRING..…….…….……………..…7
EXPLODED VIEW/PARTS LIST…….….….…………....8
MECHANICAL PARTS LIST..…….…….……………......9
AMPLIFIER BLOCK DIAGRAM…………………….……10
P.C.B. DRAWINGS….……………………………….…….11
ELECTRICAL PARTS LIST ..……….……….…….….…14
VERSION II ELECTRICAL PARTS LIST ADDENDUM….……….18
FEATURES/TEST CONDITIONS……..…………………2
INSTALLATION………………….……...……..…...…...…3
CONNECTIONS………………….……...……..…...…..…4
SET-UP/CONTROLS ……..………………..…….….…...5
INSTALLING NEON TUBES..…….…….………………..5
BASIC TROUBLESHOOTING..…….…….………………6
TYPICAL SYSTEM WIRING..…….…….……………..…7
EXPLODED VIEW/PARTS LIST…….….….…………....8
MECHANICAL PARTS LIST..…….…….……………......9
AMPLIFIER BLOCK DIAGRAM…………………….……10
P.C.B. DRAWINGS….……………………………….…….11
ELECTRICAL PARTS LIST ..……….……….…….….…14
VERSION II ELECTRICAL PARTS LIST ADDENDUM….……….18
IC/TRANSISTOR PINOUTS..……..….…….….….….…..19
GTO 1201.1 SCHEMATICS………..……………..……...25
GTO 1201.1II SCHEMATICS………..…………………...28
PACKING……..…………………………………………....31
GTO 1201.1 SCHEMATICS………..……………..……...25
GTO 1201.1II SCHEMATICS………..…………………...28
PACKING……..…………………………………………....31
GTO 1201.1/ GTO 1201.1II Specifications
Output Power:
787W RMS x 1 channels @ 4 ohms; ≤1% THD + N
(14.4V supply)
1114W RMS x 1 channels @ 2 ohms; ≤1% THD + N
Signal-to-noise ratio:
70dBA (reference 1W into 4 ohms)
Dynamic power:
1339W @ 2 ohms
Effective damping factor:
6.34 @ 4 ohms
Frequency response:
10Hz – 302Hz (–3dB)
Maximum input signal:
6.1V
Maximum sensitivity:
GTO 1201.1 - 140mV
GTO 1201.1II - 75mV
DC
Offset
<50mV
(-50%)
Output regulation:
.14dB @ 4 ohms
Idle
Current
2.3A
Input Impedance
22kΩ
Max Current Draw
73A @ 4 ohms
125A
@
2
ohms
Dimensions:
18 11/16 x 12 5/16 x 2 3/8”
(L x W x D)
(474mm
x
313mm
x
60mm)
Fuses:
40A
x
3
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.
this and related JBL publications are therefore subject to change without notice.
Power
Amplifier
GTO 1201.1/1201.1II
Click on the first or last page to see other GTO 1201.1 (serv.man2) service manuals if exist.