Altec 1588B Plug In Microphone Preamp

The Altec 1588B is a vintage, solid-state, discrete Class-A plug-in microphone preamplifier module featuring a transformer-isolated input. It delivers roughly 33.5 dB of gain and was widely used across older Altec audio equipment.

Specifications & Performance

·Gain: 33.5 dB nominal gain.

·Input/Output: 150–250-ohm source impedance, 600 ohm load impedance.

·Power Requirement: 12 to 20 VDC (typically runs on 18 VDC), drawing 13–20 mA.

·Transformer: Built with a Peerless input transformer (model 4838).

No Way To Test, Sold as is, no returns or refunds

This item is sold As-Described

This item is sold As-Described and cannot be returned unless it arrives in a condition different from how it was described or photographed. Items must be returned in original, as-shipped condition with all original packaging.Learn More.

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Listed5 days ago
ConditionVery Good (Used)
Very Good items may show a few slight marks or scratches but are fully functional and in overall great shape.Learn more
Brand
Model
  • 1588B
Finish
  • Purple
Categories

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Frank N2DKI

HENDERSON, NV, United States
Joined Reverb:2026

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