Audison LR 435 Owner's Manual Page 11
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14
CONFIGURATIONS
A
M
P
-P
R
E
O
U
T
Amp HIAmp HI
Pre LOPre LO
Amp LOAmp LO
Pre HIPre HI
INPUT
L
N
S
L
N
S
hi
lo
0
.2
÷
5
V
L
E
V
E
L
S
L
R
M
O
D
E
StereoStereo
MonoMono
L
R
L
R
MONO
PREOUT
L
R
L
R
mute
Range
F1
F
1
1
2
d
B
/O
ct.
Hz
x1
40-500
x10
400-5K
ON
Bypass
H
I-P
A
SS
ON
Bypass
LO
-P
A
SS
mono
STEREO SIGNAL
INVERTED
AMPLIFIER
NON INVERTED
AMPLIFIER
BAND-PASS
LO-PASS
HI-PASS
INDEPENDENT
FREQUENCY
CONTROL
NON INDEPENDENT
FREQUENCY
CONTROL
BLOCK DIAGRAM
11
TECHNICAL FEATURES
POWER SUPPLY
Voltage: . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 ÷ 15 VDC
Idling current: . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.7 A
Idling current when off: . . . . . . . . . . . . . . . . 0.02 mA
Consumption @ 13.8 VDC
(Max Musical Power):
- A config.(see Output Power): . . . . . . . . . . 13.8 A
- B/C config.(see Output Power): . . . . . . . . . 27.5 A
AMPLIFIER STAGE
Distortion – THD (1kHz): . . . . . . . . . . . . . . . 0.009 %
Bandwidth (-3dB): . . . . . . . . . . . . . . . . 4 Hz ÷ 85 kHz
S/N ratio (A weighed @ 1V): . . . . . . . . . . . . . 105 dB
Damping factor (1 kHz, 4 Ohms): . . . . . . . . . . . 240
Input sensitivity: . . . . . . . . . . . . . . . . . 0.2 ÷ 5 VRMS
Input impedance: . . . . . . . . . . . . . . . . . . . 15kOhms
Load impedance:
- 2 Ch. stereo: . . . . . . . . . . . . . . . . . . . . . . . 4 - 2 Ohms
- 1 Ch. mono in bridge: . . . . . . . . . . . . . . . . 4 Ohms
Nominal output power (RMS)
NP @ 12VDC; THD 0.3%: . . . . . 100W x 2 (4 Ohms)
Output power (RMS) @ 13.8 VDC;THD 1%
- A config.: . . . . . . . . . . . . . . . . . . 120W x 2 (4 Ohms)
- B config.: . . . . . . . . . . . . . . . . . . 210W x 2 (2 Ohms)
- C config.: . . . . . . . . . . . . . . . . . . 420W x 1 (4 Ohms)
FILTERS/INPUTS
IN L/R: Bypass/ 12dB/Oct. Hi-Pass/Lo-Pass
(40 ÷ 500 Hz/400 ÷ 5000 Hz)
Pre Out: Bypass/ 12dB/Oct. Hi-Pass/Lo-Pass
(40 ÷ 500 Hz/400 ÷ 5000 Hz)
Inputs: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IN L-R
OTHER FUNCTIONS
Remote IN: . . . . . . . . . . . . . . . . . . 7 ÷ 15 VDC – 1 mA
Remote OUT: . . . . . . . . . . . . . . . . . . 12 VDC – 10 mA
Auxiliary power supply (PPS):. ±12 VDC – 300 mA
Fuse: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 A
MAX SIZE (L x H x D): 176X56X300 mm
WEIGHT:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.0 kg
LRx 2.250
POWER SUPPLY
Voltage: . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 ÷ 15 VDC
Idling current: . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 A
Idling current when off: . . . . . . . . . . . . . . . 0.02 mA
Consumption @ 13.8 VDC
(Max Musical Power):
- A config.(see Output Power): . . . . . . . . . . 23.5 A
- B/C config.(see Output Power): . . . . . . . . . . 44 A
AMPLIFIER STAGE
Distortion – THD (1kHz): . . . . . . . . . . . . . . . 0.009 %
Bandwidth (-3dB): . . . . . . . . . . . . . . . . 4 Hz ÷ 85 kHz
S/N ratio (A weighed @ 1V): . . . . . . . . . . . . . 105 dB
Damping factor (1 kHz, 4 Ohms): . . . . . . . . . . . 240
Input sensitivity: . . . . . . . . . . . . . . . . . 0.2 ÷ 5 VRMS
Input impedance: . . . . . . . . . . . . . . . . . . . 15kOhms
Load impedance:
- 2 Ch. stereo: . . . . . . . . . . . . . . . . . . . . . . . 4 – 2 Ohms
- 1 Ch. mono in bridge: . . . . . . . . . . . . . . . . 4 Ohms
Nominal output power (RMS)
NP @ 12VDC; THD 0.3%: . . . . . 160W x 2 (4 Ohms)
Output power (RMS) @ 13.8 VDC;THD 1%
- A config.: . . . . . . . . . . . . . . . . . . 200W x 2 (4 Ohms)
- B config.: . . . . . . . . . . . . . . . . . . 330W x 2 (2 Ohms)
- C config.: . . . . . . . . . . . . . . . . . . 660W x 1 (4 Ohms)
FILTERS/INPUTS
IN L/R: Bypass/ 12dB/Oct. Hi-Pass/Lo-Pass
(40 ÷ 500 Hz/400 ÷ 5000 Hz)
Pre Out: Bypass/ 12dB/Oct. Hi-Pass/Lo-Pass
(40 ÷ 500 Hz/400 ÷ 5000 Hz)
Inputs: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IN L-R
OTHER FUNCTIONS
Remote IN: . . . . . . . . . . . . . . . . . . 7 ÷ 15 VDC – 1 mA
Remote OUT: . . . . . . . . . . . . . . . . . . 12 VDC – 10 mA
Auxiliary power supply (PPS):. ±12 VDC – 300 mA
Fuse: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 A
MAX SIZE (L x H x D): 176X56X370 mm
WEIGHT:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.7 kg
LRx 2.500
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