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  1. 6A2 Audio Preamp 5 Times Voltage Amplification Noise Reduction Measures

    The preamplifier has an amplification function and is connected between the sound source, the preamplifier, and the powerReceiver. Preamp response frequency: 5HZ-500KHZ. Preamp sensitivity: 3V. The middle switch is the boost switch.

    eBay

  2. 6A2 Audio Preamp 5 Times Voltage Amplification Noise Reduction Measures

    The preamplifier has an amplification function and is connected between the sound source, the preamplifier, and the powerReceiver. Preamp response frequency: 5HZ-500KHZ. Preamp sensitivity: 3V. The middle switch is the boost switch.

    eBay

  3. 6A2 Audio Preamp 5 Times Voltage Amplification Noise Reduction Measures

    The preamplifier has an amplification function and is connected between the sound source, the preamplifier, and the powerReceiver. Preamp response frequency: 5HZ-500KHZ. Preamp sensitivity: 3V. The middle switch is the boost switch.

    eBay

  4. Dual Channel NE5532 Preamplifier Tone Board 5 Times Wide Voltage 12-30V G10-004

    brand new and high quality Features: Name:NE5532 OP-AMP Board Board size:50*30*15 mm Installation size:43*23mm Working voltage: DC: 12V-30V Magnification ：5 times Channel: Stereo Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes（without retail package）: 1 x Amplifier Board

    eBay

  5. NE5532 OP AMP Preamplifier Module 2CH DC 12-30V Stereo Audio Wide Voltage

    Chip model: NE5532. 1 x NE5532 Preamplifier Module. Number of channels: 2CH. We'd like to settle any problem in a friendly manner. Because the unpaid dispute will not be closed automatically, and we may ignore it.

    eBay

  6. NE5532 Operational Preamp Preamplifier 12-30V Stereo Wide Voltage

    Chip model: NE5532. 2 x NE5532 Preamplifier Module. Because the unpaid dispute will not be closed automatically, and we may ignore it. We'd like to settle any problem in a friendly manner.

    eBay

  7. 6K4 Tube Preamplifier Low-level Signal Input 5 Times Voltage Amplification

    The preamplifier has an amplification function and is connected between the sound source, the preamplifier, and the powerReceiver. This product is a tube preamplifier and needs to be connected to an active speaker or Receiver.

    eBay

  8. NE5532 Operational Preamplifier Module 2CH DC 12-30V Audio Wide Voltage

    Chip model: NE5532. 2 x NE5532 Preamplifier Module. Number of channels: 2CH. We'd like to settle any problem in a friendly manner. Because the unpaid dispute will not be closed automatically, and we may ignore it.

    eBay

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