Technical characteristics

SPECIFICATIONS:

Product type: Class D amplifier

Channels: Stereo

Amplification chip: 2x TI TPA3255

OPA: Dual OPA OPA1612A

Structure: PFFB

Inputs: 1x Single-ended RCA input/1x Balanced XLR/jack 6.35mm combo input

Output: 1x Speaker terminal output

Input impedance: RCA-10KΩ/XLR/TRS-20KΩ

Volume attenuation: -50dB

AUDIO SPECIFICATIONS (RCA IN):

THD+N (5W): 0.0007% @ 4Ω/0.0006% @ 8Ω

SNR:  (1% THD+N, 1KHz, A-wt) 123dB

Dynamic range: (1% THD+N, 1KHz, A-wt) 123dB

Frequency response:  (±0.5dB) 20Hz-35KHz

Noise:  (A-wt) < 20uVrms

Crosstalk: -100dB

Gain: 26dB / 29dB

Input sensitivity : 1.75Vrms

Output power:  (1% THD+N) 2x 250W @ 4Ω/ 2x 140W @ 8Ω

Output power:  (10% THD+N) 2x 300W @ 4Ω/ 2x 180W @ 8Ω

Output impedance: 2Ω-16Ω

AUDIO SPECIFICATIONS (XLR IN):

THD+N (5W): 0.0006% @ 4Ω/0.0005% @ 8Ω

SNR:  (1% THD+N, 1kHz, A-wt) 126dB

Dynamic range:  (1% THD+N, 1KHz, A-wt) 126dB

Frequency response:  (±0.5dB) 20Hz-35KHz

Noise: (A-wt) < 15uVrms

Crosstalk: -110dB

Gain: 20dB

Input sensitivity : 3.5Vrms

Output power:  (1% THD+N) 2x 250W @ 4Ω/2x 140W @ 8Ω

Output power:  (10% THD+N) 2x 300W @ 4Ω/2x 180W @ 8Ω

Output impedance: 2Ω-16Ω

GENERAL:

Power supply: 38V-48V DC 5A/10A (The supplied power supply operates on 110V and 230V)

Power consumption: OFF: < 0.4W

ON (no audio): 9W

Dimensions: 170 x 168 x 46mm

Weight: 1KG

Package: 1x 3E Audio A7 amplifier

1x 48V 5A mains adapter

Price BDT-35,000.00