Topping TP23 25WPC TA2021B Auto On / Off Function + USB DAC Class T Amplifier

SKU: FM325
Price: US$59.98
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  • Use Philips decoder UDA1351TS scheme
  • Use Japan TOKO digital power amplifier for inductance.
  • American TI company USB PCM2704 as USB interface card scheme.
  • Use 3A current models, for the system to retain sufficient redundancy.



USB Sound Card + DAC + Digital Amplifier
Auto turn on / turn off together with your PC
Tripath TA2021B Digital Amplifier
Output Power 2 x 25W @ 4ohm, 2 x 14W @ 8ohm
Signal-to-Noise Ratio (SNR) 100dB
Dynamic Range 100dB
IHF-IM Distortion 0.1% @ 1W, 4ohm
THD Distortion
0.05% @ 13W, 4ohm
0.1% @ 15.5W 4ohm
10% @ 25W 4ohm
10% @ 14W 8ohm


Technical Parameters:

Power input
Power socket (5.5mm/2.1mm) x 1
Power Supply input DC 14V4A
Audio input
USB x 1
Speaker OUT (Left) x 1 pair (+ / -)
Speaker OUT (Right) x 1 pair (+ / -)

Output power: about [email protected]Ω, 10%THD+N; about [email protected]Ω, 10%THD+N

Distortion: 0.05%[email protected]/4 Ω

Host: DC14V voltage system

Size ( contain prominent part): 103mm* 37mm* 166mm wide high deep

Net Weight: Amplifier: 415g

Amplifier + AC adapter: 705g


Package :

1 * TP23 Amplifier
1 * 14V4A AC adapter
1 * User's manual
1 * USB Cable

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