B981 Professional 8-Channel High-Power Pre-Amplifier

Overview

The B981 is an advanced 8-channel pre-amplifier designed for audio professionals seeking high-quality sound management. This device features dual sound inputs with a selector switch, making it versatile for various audio setups.

Key Features

• Dual Sound Input: Equipped with a selector switch to easily toggle between two input sources.
• Independent Earphone Jack: A dedicated 3.5mm stereo earphone jack supports high-impedance professional monitor headphones.
• Wide Output Range: Capable of driving loads from 16 ohms to 600 ohms across eight stereo channels.
• Volume Control: Four independent volume knobs allow precise adjustments for simultaneous output across all channels, ensuring rich sound quality without distortion or popping noises.
• High Gain Capability: Provides +20dB gain from any line-level signal source, ideal for long cable runs or addressing low volume issues.
• Versatile Connectivity: RCA sockets compatible with most audio interfaces; can function as a volume controller between line-level sources and power amplifiers.

Technical Specifications

1. Input Impedance: 100K Ohm
2. Input Level: +14 dBV
3. Output Impedance: 47 Ohm per channel
4. Frequency Response Range: 20 Hz – 20K Hz
5. Signal-to-Noise Ratio (SNR): Above 107dB
6. Total Harmonic Distortion (THD): Less than 0.08%
7. Inter-Modulation Distortion (IMD): Less than 0.01%
8. Inputs/Outputs:

– Two sets of stereo RCA inputs
– Six sets of stereo RCA outputs
– Two sets of 3.5mm stereo earphone jacks

1. Power Supply Requirement: AC9V to AC12V
2. Dimensions:

– Product Size: Length –145mm x Width –112mm x Height –42mm
– Packaged Size: Length –260mm x Width –185mm x Height –65mm

Package Contents

1. B981 Professional Pre-Amplifier Unit ×1
2. AC9V Power Adapter (US standard) with a cable length of approximately 100CM ×1

This pre-amplifier is essential for anyone needing reliable and high-fidelity audio performance in their setup, whether in studios or live environments.

Shipping
This product ships From China using different shipping carriers depending on the country you purchase from and will be delivered within 7–21 business days.

Payments
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Returns And Refunds
Sometimes we may require you to return the item to receive a refund in the uncommon situation it arrives defective; in other situations when it is proven that you did not receive the item due to circumstances such as shipping carrier issues etc., you can request a full refund via your original payment method or alternatives like PayPal or cryptocurrencies by contacting us through WhatsApp, email or contact form.

Read our full Returns and Refunds Policy here

How To Place An Order and common questions:
FAQ Page – Snug Wares