PA300D mono 300w/100v transformerless amplifier with battery backup
    Publish time 2016-06-22 10:17    
PA300D mono 300w/100v transformerless amplifier with battery backup

PA300D mono 500w/100v output transformerless amplifier,with 24vDC battery backup supply

FEATURES:

1. 300W constant voltage amp, RMS power, transformerless output

2. 24hours continuous running design, high stability

3. 220V or 110V 50Hz or 60Hz ac supply selected

4. 24v dc battery backup system support,auto switch to dc supply when ac loss.

5. 2U case, good look high heat dissipation performance.

6. Power on auto diagnostic function, full protection inside.

7. RS485 remote control and status reply.

8. Auto temperature control system, fan speed and amp gain changed

when high temperature.

9. Power level auto control system, delivery out power auto limited.

10. Class D Balance To Balance technology supported, high switching

frequency, lower EMI, better amplified signal output.

11.Monitor speaker inside, monitor the output level and input signal

12.Low pass filers and high cut filters inside, suit for broadcast application.


Specifications:

Power Source

110Vac or 220Vac 50Hz/60Hz

24v dc battery backup

Diagram

Balance To Balance Class D  

Input

Rca unbalance input 1.0Vrms

Phoniex balance input 0.775Vrms

Rated Power

300W/33,100Vrms output

Frequency Response

75Hz-15KHz  +1dB/-1dB(active filter available)

THD

0.5% at rated power  

Protection

OCP/OVP/UVP/DCP/OTP, thermal auto gain control, over current auto gain control

S/N

100dB

Control

RS485 control and status reply, amplifier stage on/off control, amplifier status reply on RS485

LED Indictor

Amplifier ready(GREEN)

Over temperature(RED),auto diagnostic ok(GREEN)

Input signal level(GREEN/YELLOW/RED)

Monitor

2cm8 Ω speakerpanel monitor volume adjust

Main Volume

Panel main volume adjust

Cooling

Aluminum heatsink cooling and auto fan cooling

Operating Temperature

-10 to +40

Dimensions

430mm(Width)X378mm(Length)X88.8mm(height)

Weight

8.5Kg