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/33Ω,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 speaker, panel 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 |