LDAUDIO QZ408-Digital Power Amplifier


LDAUDIO QZ408-Digital Power Amplifier

Was £799.99 £548.84


QZ408-Digital power amplifier with PFC( Power Factor correction) cover voltage from 90-260V---4x800W at 8ohm/4x1200W at 4ohm

4ch. 800W

4 x 800w @ 8ohm

4 x1300w @4ohm

4 x1700w @ 2ohm

bridge 8ohm: 2x2600w

bridge 4ohm: 2x3500w

Other Specification

Frequency response 20Hz-20KHz,-0.5dB(+/-0.5dB)

THD+N <0.035%

S/N rate >106dB

Damping factor >600

Crosstalk ≥70dB

Slew rate >20V/μs

Input sensitivity 32dB/0.775V/1.0V

Input impedance (bal/unbal) 20kΩ/10kΩ

Output circuitry Class D

Cooling Air flow from front to rear


Input XLR 3pin-XLR/RCA/TRS

Output SpeakON Nl4


Front panel indicator Power / SIG / clip / Protect indicator

Front panel Power switch / Volume control

Rear panel Operation mode / Input sensitivity


Product dimension(mm) 483x270x44

Packing dimension(mm) 570x420x100


QZ series is a versatile professional digital switch power amplifier, the ratio of its series a total of three kinds of power, respectively, 2 x1300w x800w / 2/4 x800w power, is very suitable to use in business performance/big bars/coffee/cinema/meeting room/lounge room and so on place for fixed installation, QZ series and durable design, is your loyal business partner, is also one of your reliable sound system, a necessary weapon!The Power supply part of the Power amplifier adopts stable r-smps Power supply system, with PFC function (Power Factor Correction Power coefficient Correction), it can work perfectly in the world voltage (90v-260v), QZ series will bring you consistent excellent quality.At the same time, QZ series adopts nearly ten million yuan level automatic production line, which is not comparable to small factories.

QZ series features.International standard 1 U panel /44MM height /483MM width, factory customized chassis depth of 270MM standard size design..

Class D core amplifier module..PFC (Power Factor Correction) +SMPS universal voltage..

XLR female input/male output signal connection socket..Sensitivity selection of backplate input (32dB/ 0.775v / 1.ov)..Rear panel connection mode select stereo/connect/bridge..

Front panel independent channel power indicator light and signal indicator light/overload indicator light/fault indicator light and 2-way / 4-way level controller.,.

The product 2CH/ low impedance 2 ohms, 4CH currently supports a minimum 4 ohms impedance..

The whole machine has a full range of intelligent protection functions..

Professional speaker socket output..

Standard 1U panel is made of 5MM aluminum through more than ten processes including milling, polishing, polishing and oxidation..

Removable cover design for easy maintenance and long service life.Application places.Medium power density and high sound quality require sound amplification applications..

Business performance..

Fixed installation of large and small bars..

The church..

The cinema..

The conference room..

The lounge..

The coffee room..

Dinner bar/clear bar.

2 Year Warranty Handled by Tsone Holdings LTD.

World Wide Shipping 

Factory Direct Shipping 4-7 days most countries