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Key Features
The Topping PA5 Class D Power Amp will supply premium sound quality to your speaker system. Equipped with a Class D amplification circuit that offers a high-efficiency rate, your speakers will receive immense audio power. The PA5 offers 2 TRS balanced channels that can generate up to 140W within 4-8 ohms speakers. With a THD+N rating of less than 1%, you can engross yourself in distortion-free audio. The amplifier also houses over-heat and over/under voltage protection systems which increases longevity. You can also combine the PA5 with numerous headphone amplifiers and the D10 balanced DAC. The compact design means you place the amp virtually anywhere in your home.
Product Ref: 226583
The PA5 amplifier is equipped with 2 balanced TRS inputs that can create up to 140W of power. A Class D amplification circuit is on hand to get the best audio performance and output power possible. This amp will enhance the loudness of most 4-8ohms desktop speakers.
This amplifier produces an output power of 125W whilst having a THD+N rate of 1. This will allow for limited distortion so you can hear a great sound. The PA5 can even produce a THD+N rate of less than 1 and still produce 20W of power.
The PA5 is harnessed with over-voltage, under-voltage, over-current, short circuit and over-heat protection. The PA5's compact design enables versatile positioning. With an eye-catching blue finish, this amplifier will also conform to your home with ease. You can simply get lost in the music.
Measured | 16.6cm x 12.9cm x 4.1cm |
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Weight | 0.68kg |
Power Input | DC38V/4.0A |
Signal Inputs | BAL1 (TRS)BAL2 (TRS) |
Signal Output | Speaker Terminal (BLT output) |
Display | LED |
Standby Power Consumption | <0.1W |
THD+N @1kHz (A-wt) | <0.0005 @4ohms 5W<0.0004 @8ohms 5W |
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THD+N @No-wt (20kBW) | <0.0015 @4ohms 5W<0.0006 @8ohms 5W |
SNR @A-wt | 124 dB |
Dynamic Range @A-wt | 124 dB |
Frequency Response | 20Hz - 40kHz (±0.3 dB) |
Output Level | 65Vpp @RL=4ohms68Vpp @RL=8ohms |
Noise @A-wt | <16uVrms |
Channel Crosstalk @1kHz | -106 dB |
Input Sensitivity | 2.6Vrms |
Gain | 19.1 dB |
Channel Balance | 0.1 dB |
Output Impedance | <0.01ohm |
Output Power | 140W x 2 @4ohms THD+N<10 125W x 2 @4ohms THD+N<1 85W x 2 @8ohms THD+N<10 65W x 2 @8ohms THD+N<1 |
Adapter Impedance | 3-8 ohms |