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Fosi Audio ZA3 Balanced Stereo Amplifier
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Fosi Audio ZA3 Balanced Stereo Amplifier

Fosi Audio ZA3 Balanced Stereo Amplifier

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From $52.50

Original: $149.99

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Fosi Audio ZA3 Balanced Stereo Amplifier

$149.99

$52.50

The Story

Dual-Mode Innovation: This new generation mini amplifier offers both stereo and mono modes, and adapts flexibly to your diverse needs, allowing seamless mode switching. In stereo mode, it delivers a robust output of up to 155W, while in mono mode, the power soars to a maximum of 235W. Pair two ZA3 units in mono configuration to create a powerful audio system, significantly enhancing your listening experience.

Richer Connectivity: Debut amplifier with balanced input and trigger in, the ZA3 features a balanced combo audio signal input connector supporting both XLR and 1/4" TRS plugs. This design minimizes interference and reduces noise floor. The 12V trigger-in connector enables synchronization with other devices, streamlining the process of turning on/off without individual operations.

Audiophile-Grade Components: The ZA3 features the TPA3255 high-end Class-D amp chip and utilizes premium Japanese NCC, ELNA, and German WIMA capacitors, and Japanese Sumida inductors for exceptional audio quality. With a SINAD rating of up to 89dB, an SNR of up to 106dB, and a low noise floor of only 150μV, it delivers exceptional clarity and low distortion.

Advanced Heat Dissipation: Based on V3's groundbreaking heat dissipation design, we upgraded ZA3's cooling system by featuring a larger chassis, moving vents to the sides, and adding dust covers to achieve better ventilation for a sustained and stable high power output.

Enhanced Scalable Fun: Personalize your audio experience with the op-amp rolling feature! The ZA3 stocks five swappable op-amps for left and right channel outputs, balanced input, and subwoofer output. Experiment with compatible DIP8 dual op-amps such as Sparkos SS3602, MUSES02, OPA2134PA, OP249, AD827, RM4558, LM4562, LME49720HA, etc. to fine-tune your sound to perfection.

Specifications:-

Chip Set: Texas Instruments TPA3255

Output Power:
With 48V/5A PSU Stereo; 155Wx2 @4Ω; Mono: 235Wx1 @4Ω

Terminating Impedance: 2-8Ω

Input Mode: RCA, XLR, 1/4" TRS

Output Mode: Speaker Output (supports banana plug or bare wire connection), Active Subwoofer Output

Frequency Range: 20Hz - 20KHz(±0.1dB)

SINAD: 89dB

THD: <0.006%

SNR: ≥106dB

Dynamic Range: ≥106dB

Device Dimension: 15.49 x 18.39 x 5.08 cm; 1.78 Kilograms

DC Input Range: 24-48V

Power Supply: 48V/5A

Fosi Audio ZA3 Balanced Stereo Amplifier - Image 2

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Fosi Audio ZA3 Balanced Stereo Amplifier - Image 3

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Fosi Audio ZA3 Balanced Stereo Amplifier - Image 4

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Fosi Audio ZA3 Balanced Stereo Amplifier - Image 5

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Fosi Audio ZA3 Balanced Stereo Amplifier - Image 6

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Fosi Audio ZA3 Balanced Stereo Amplifier - Image 7

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Description

Dual-Mode Innovation: This new generation mini amplifier offers both stereo and mono modes, and adapts flexibly to your diverse needs, allowing seamless mode switching. In stereo mode, it delivers a robust output of up to 155W, while in mono mode, the power soars to a maximum of 235W. Pair two ZA3 units in mono configuration to create a powerful audio system, significantly enhancing your listening experience.

Richer Connectivity: Debut amplifier with balanced input and trigger in, the ZA3 features a balanced combo audio signal input connector supporting both XLR and 1/4" TRS plugs. This design minimizes interference and reduces noise floor. The 12V trigger-in connector enables synchronization with other devices, streamlining the process of turning on/off without individual operations.

Audiophile-Grade Components: The ZA3 features the TPA3255 high-end Class-D amp chip and utilizes premium Japanese NCC, ELNA, and German WIMA capacitors, and Japanese Sumida inductors for exceptional audio quality. With a SINAD rating of up to 89dB, an SNR of up to 106dB, and a low noise floor of only 150μV, it delivers exceptional clarity and low distortion.

Advanced Heat Dissipation: Based on V3's groundbreaking heat dissipation design, we upgraded ZA3's cooling system by featuring a larger chassis, moving vents to the sides, and adding dust covers to achieve better ventilation for a sustained and stable high power output.

Enhanced Scalable Fun: Personalize your audio experience with the op-amp rolling feature! The ZA3 stocks five swappable op-amps for left and right channel outputs, balanced input, and subwoofer output. Experiment with compatible DIP8 dual op-amps such as Sparkos SS3602, MUSES02, OPA2134PA, OP249, AD827, RM4558, LM4562, LME49720HA, etc. to fine-tune your sound to perfection.

Specifications:-

Chip Set: Texas Instruments TPA3255

Output Power:
With 48V/5A PSU Stereo; 155Wx2 @4Ω; Mono: 235Wx1 @4Ω

Terminating Impedance: 2-8Ω

Input Mode: RCA, XLR, 1/4" TRS

Output Mode: Speaker Output (supports banana plug or bare wire connection), Active Subwoofer Output

Frequency Range: 20Hz - 20KHz(±0.1dB)

SINAD: 89dB

THD: <0.006%

SNR: ≥106dB

Dynamic Range: ≥106dB

Device Dimension: 15.49 x 18.39 x 5.08 cm; 1.78 Kilograms

DC Input Range: 24-48V

Power Supply: 48V/5A

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