amplificator Lab Gruppen fp 2400q 4x 400 w in stare foarte buna. tractor vechi cu un sunet incredibil de bun. bate orice chinezarie de azi. detalii in poze. vine la pachet cu case. prefer predare personala cu test inainte.

8 Ω per channel
380 W

4 Ω per channel
590 W 3), (700w 2), 3))

2 Ω per channel
500 W 4), (650w 2), 3), 4))

8 Ω bridged
760 W 4), 5)

4 Ω bridged
1020 W 4), 5), (1280 W 2), 3), 4), 5))

Max output voltage
8 ohms load
54 Vrms

Peak voltage, no load
81 V

Distortion etc.
THD 20 Hz - 20 kHz and 1 W to full power
0.07 %

THD at 1 kHz and 1 dB below clipping
0.02 %

DIM 30 at 3 dB below clipping
0.008 %

Hum and noise
-107 dB

Channel separation at 10 kHz
70 dB

Output impedance
30 mΩ

Slew rate
60 V/µsec

Inputs
Gain selectable [dB] 5
32

Impedance
20 kΩ

Common mode rejection
50 dB

Front panel
Gain controls
31 pos detent

Indicators per channel: Clip
Red LED 2

Output headroom indicators
2 green LED’s

Protect (Short & VHF)
Protect (Short, temp & VHF)
Yellow LED

VHF
N/A

Over temperature
N/A

Rear panel
Input connectors
Industry-standard combo

Link connectors
N/A

Clip limiters
On/Off, each ch.

MLS switch [dB]
0, -3

- corresponding to [Vrms
55, 41

- when bridged [Vrms]
110, 82

Link switch
Ch. A-B, B-C, C-D

Power
Operation voltage, 230V/115V
130-265V/65-135V

Soft Start
Yes

Peak inrush current
5 A

Full output power at 4 ohms, 230V/115V
180-265V/90-130V

Minimum start-up voltage, 230V/115V
175V/95V

230 V or 115 V versions
Yes

Current draw at 4Ω and 230V/115V
Idle, no load at output
1.4/2.8 Arms

1/8 of full power (-9 dB)
6/12 Arms

1/3 of full power (-5 dB)
9/18 Arms

At full power (0 dB) at 1 kHz 1 % THD
16/32 Arms

Dimensions
Width
483 mm (19”)

Height
88 mm(3.5”)

Depth
316 mm (12.4”)

Weight
8.6 kg (19 lbs)