Power amplifiers – Lexicon LX-5 User Manual

Page 2

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LX

Power Amplifiers

Audio Inputs

LX-7

7 RCA, 7 XLR
(including
1/4-inch
Tip/Ring/Sleeve)

LX-5

5 RCA, 5 XLR
(including 1/4-inch
Tip/Ring/Sleeve)

Audio Outputs

LX-7

7 pairs of heavy-
duty binding posts

LX-5

5 pairs of heavy-
duty binding posts

Performance

Amplifier performance specifica-
tions are identical in INDIVIDUAL
and (BRIDGED) Modes, with the
exception of Output Power and
Minimum Speaker Impedance.
(BRIDGED) Mode includes channels
1 & 2 and 3 & 4 only.

Output Power

200W at 8

,

all channels driven
20Hz to 20kHz

400W at 8

,

{BRIDGED)

Minimum

2

, INDIVIDUAL

Mode
Speaker

4

, (BRIDGED)

Mode
Impedance

Performance (continued)

Frequency

20Hz to 20kHz

±0.1dB
Response

10Hz to 100kHz

+0.5/-3dB

THD

Below 0.02%,
200W at 8

,

all channels driven
20Hz to 20kHz

Signal-to-

111dB

Noise Ratio

22kHz bandwidth,
balanced inputs

109dB
22kHz bandwidth,
unbalanced inputs

(Ref 200W at 8

)

IM Distortion

Below 0.03% at

200W

Crosstalk

-80dB at 1kHz,

minimum

Damping Factor 250 at 20Hz, mini-
mum

Input

2V in for 100W out

at 8

,

Sensitivity

balanced inputs

1V in for 100W out

at 8

,

unbalanced inputs

Input

20k

, balanced

Impedance

10k

, unbalanced

Gain

23dB, balanced
29dB, unbalanced

Other

Trigger Input

12V DC +/- 10%

Power

120V 60Hz 20A
(Domestic)

Requirements

230V 50Hz 12.5A
(Export)

Dimensions

Height

5.65 inches

(144mm)

Width

17.3 inches

(440mm)

Depth

19 inches

(483mm)

Weight

LX-7

56lbs (25.4kg)

LX-5

52lbs (23.6kg)

Rack Mounting Optional brackets

are available for
mounting either
amplifier in a
standard 19-inch
equipment rack

Specifications are subject to

change without notice

SPECIFICATIONS

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