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Other models：   MA-300     MA-450     MA-650     MA-800     MA-850     MA-1000     MA-1100     MA-1300     MA-1350     MA-1500

MA450 Product Description

Features: The exquisitely designed appearance is designed to meet the needs of users with tight budgets, allowing them to have space in terms of budget and product selection; There are a total of 6 models in the entire series of products to meet the selection of different application scenarios, allowing for flexible useHas high reliability, stability, and excellent acoustic characteristics.

Intelligent digital control and intelligent temperature display.

TECHNICAL INDEX

frequency response 20Hz~20KHz,+/-0.5dB。

Signal to Noise Ratio 92dB

Total harmonic distortion 0.08%

Damping coefficient ＞350

channel isolation 72dB

Gain, 0dB input 37.7dB

Slew rate 20V/uS

output power 8-ohm stereo 450W

4 ohm stereo 730W

2 ohm stereo 810W

8 bridge mono 1460W

4 Bridge Mono 1620W

supply voltage 220Vac 50~60Hz

standby power ＜59W

control power supply The switch is on the panel

volume -80dB~0dB, on the panel

Working mode Stereo parallel bridge switch on the back panel

sensitivity 1.4V-1.0V-0.775V sensitivity switch on the rear panel

press limit The pressure limit switch is located on the rear panel and is only suitable for MA1100~1350

wave filter The 150Hz low-pass filter switch is located on the back panel,

Only applicable to MA1100~1350

earthing switch The grounding switch is located on the back panel

30Hz low cut The 30Hz low cut switch is located on the back panel and is only suitable for MA1100~1350

indicate power supply Green LED on the panel

signal Green LED on the panel

protect Green LED on the panel

peak clipping Green LED on the panel

bridging not have

input/output input Kalong Gong, Kalong Mu

Impedance Unbalanced 10K Ω/Balanced 20K Ω

output interface Speaker spiral mount and banana socket

Output DC voltage 3mV

Protection circuit Peak voltage limit, short circuit protection, overheating protection, DC protection, soft,

RF anti-interference, sub low frequency protection

product mix material Cold rolled steel body and aluminum panel

radiating 2 intelligent variable speed fans forced air cooling radiator from front to back

Dimensions 483*89*372mm

Package size 590*500*160mm

net weight 15.0KG

gross weight 17.1KG

fuse T10A250Vac

annex Instruction manual, warranty card, power cord