Audison LRx 2.150 Owner'S Manual Download Page 10

TECHNICAL FEATURES

10

POWER SUPPLY

Voltage: . . . . . . . . . . . . . . . . . . . . . . . . . . . 

11 ÷ 15 VDC

Idling current: . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

0.5 A

Idling current when off: . . . . . . . . . . . . . . . 

0.02 mA

Consumption @ 13.8 VDC
(Max Musical Power):
- A config. (see Output Power): . . . . . . . . . . . . 

11  A

- B/C config. (see Output Power): . . . . . . . . . 

18.5 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%: . . . . . . 

70W x 2 (4 Ohms)

Output power (RMS) @ 13.8 VDC;THD 1%
- A config.: . . . . . . . . . . . . . . . . . . . 

80W x 2 (4 Ohms)

- B config.: . . . . . . . . . . . . . . . . . . 

110W x 2 (2 Ohms)

- C config.: . . . . . . . . . . . . . . . . . . 

220W 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: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

20 A

MAX SIZE

(L x H x D):

176X56X260 mm

WEIGHT:

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

2.6 kg

1

19 mm

272 mm

176 mm

300 mm

SIZE FOR FIXING

LRx 2.150

LRx 2.250

LRx 2.500

LRx 2.150 

Drilling dimensions for fixing

*

15

CONFIGURATIONS

CONFIGURATIONS TABLE

CONTROLS PANEL DIAGRAM

LRX 2 models can be configured as follows:

Config. 1

Speaker L-R

(Hi 12 dB); Pre Out (Lo 12 dB)

Config. 2

Speaker L-R

(Full Range); Pre Out (Lo 12 dB)

Config. 3

Speaker L-R

(Hi 12 dB); Pre Out (Full Range)

Config. 4

Speaker L-R

(Full Range); Pre Out (Full Range)

Config. 5

Speaker L-R

(Lo 12 dB); Pre Out (Hi 12 dB)

Config. 6

Speaker L-R

(Full Range); Pre Out (Hi 12 dB)

Config. 7

Speaker L-R

(Lo 12 dB); Pre Out (Full Range)

Summary of Contents for LRx 2.150

Page 1: ... measurement standards Power measures taken according to audison standard 1998 edition 12VDC and 13 8VDC 1 kHz or crossover cut off frequency 0 3 THD nominal power 1 THD continuous power Tolerance 10 5 Continous power given by RMS Voltage measured on resistive load The nominal power of the amplifier is measured upon a battery voltage of 12 Volts with a 4 Ohm load and with all channels in function ...

Page 2: ...that the cable coming from the battery positive pole doesn t touch the amplifier heat sink The heat sink is directly connected to the battery negative pole through the screws which fix it to the vehicle chassis Its contact with the positive pole cable would cause short circuit and thus possible fires and battery damages Please connect power supply cables to the amplifier terminal blocks POWER and ...

Page 3: ...2 Electric connections 22 audison cable products for electric connections 23 audison measurement standards 24 22 INSTALLATION AMPLIFIER FIXING ELECTRIC CONNECTIONS CAUTION For the system safer protection we recommend the use of a strip fuse on the cable that connects the battery positive pole to the amplifier POWER terminal block This fuse has to be installed about 10 cm far from the battery its v...

Page 4: ...ide whether to send the HI PASS section or the LO PASS one to power stages In case LRx amplifiers are used in extremely difficult conditions very low loads or in installations where space is too narrow and their heat sink cooling is not enough they can be employed together with CLK2 cooling system optional It is a system made of two units to apply onto the amplifier sides each of them is provided ...

Page 5: ...5 IN OUT PANEL FUNCTIONS 20 CONFIGURATION EXAMPLES MULTICHANNEL ...

Page 6: ...6 POWER SUPPLY PANEL FUNCTIONS 19 CONFIGURATION EXAMPLES FRONT REAR SUB ...

Page 7: ...age drops along the line and will make the device perfect functioning easier 2 Remove the screws which fasten the fuse to eliminate pieces of the broken one prevent them from going into the device FUSE REPLACEMENT 18 CONFIGURATION EXAMPLES FREQUENCY Hertz SPEAKERS IMPEDANCE 4 Ohms 8 Ohms L mH C µF L mH C µF 60 80 100 120 150 10 6 7 9 6 4 5 3 4 3 660 495 400 330 265 21 0 15 9 12 7 10 6 8 5 330 245 ...

Page 8: ...ed to check if there are any failures or a too difficult load that s to say impedance is about 50 lower than the minimum recommended one The amplifier can go on functioning in these conditions but power will inevitably decrease 1 ON green LED It indicates the amplifier is on 2 1 2 3 4 9 8 10 7 5 6 AMP HI LO PASS Pre Out Lo Hi Pass It permits to choose which type of signal Lo Pass or Hi Pass to sen...

Page 9: ...crossover point between 40 and 500 Hz 6 LEVELS It adjusts the input sensitivity of both amplifier channels and sets their output level 5 SAFETY red LED It indicates that the amplifier protection circuits are on In order for the amplifier to work again you need to switch the system off and then on after 10 seconds at least We recommend to check all connections before switching the amplifier on agai...

Page 10: ...ss 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 20 A MAX SIZE L x H x D 176X56X260 mm WEIGHT 2 6 kg 119 mm 272 mm 176 mm 300 mm SIZE FOR FIXING LRx 2 150 LRx 2 250 LRx 2 500 LRx 2 150 Drilling dimensions for fixi...

Page 11: ...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 wh...

Page 12: ...ts of two units to apply onto the amplifier sides each of them is provided with an electronically controlled fan Its intervention depends on a thermal sensor that starts the system as soon as LRx heat sink reaches 45 C The same sensor is connected to a special circuit which controls the two fans speed progressive increase when temperature increases too Air flux constant control allows the amplifie...

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