Description
Warm Audio WA12 500 MkII Single-Channel American Mic Preamp is a single-channel American-style mic preamp with 71 dB of gain, premium Cinemag USA input and output transformers and a fully discrete, transformer-coupled design. It has an XLR mic input and an active 2 meg ohm Hi-Z instrument input, a Tone button, a -20 dB pad and +48V phantom power.
Specifications
| SKU | HL00359128 |
|---|---|
| Model | WA12 500 MkII |
| Type | Single-channel mic preamp |
| Inputs | Microphone XLR & active instrument 2 meg ohm Hi-Z |
| Outputs | XLR balanced output (via the 500 series enclosure) |
| Tone button | Switches input impedance from 600 ohms to 150 ohms (affects the tone of both the mic and Hi-Z inputs) |
| Pad | -20 dB; pads both mic and instrument DI inputs |
| Phantom power | +48 volt |
| Metering | LED metering |
| Output attenuation control | Positioned after the Cinemag output transformer; allows driving the preamp and transformers into saturation |
| Topology | Fully discrete, transformer-coupled, through-hole component topology |
| Transformers | Premium-grade input and output transformers from Cinemag USA |
| Op-amp | 1731-style discrete op-amp, socketed for convenience; can be user-replaced with most 6-pin (2520 footprint) discrete op-amps for varying flavor & tone |
| Power supply | Powered by a standard 500 series enclosure (not included) |
| Gain | 71 dB |
Common questions
How much gain does the Warm Audio WA12 500 MkII have?
The Warm Audio WA12 500 MkII has 71 dB of gain.
What inputs does the Warm Audio WA12 500 MkII have?
The Warm Audio WA12 500 MkII has a microphone XLR input and an active 2 meg ohm Hi-Z instrument input, with a balanced XLR output through the 500 series enclosure.
What does the Tone button on the Warm Audio WA12 500 MkII do?
The Tone button on the Warm Audio WA12 500 MkII switches the input impedance from 600 ohms to 150 ohms, changing the tone of both the mic and Hi-Z inputs.
Can I swap the op-amp in the Warm Audio WA12 500 MkII?
Yes. The Warm Audio WA12 500 MkII uses a socketed 1731-style discrete op-amp that can be replaced with most 6-pin (2520 footprint) discrete op-amps.
Does the Warm Audio WA12 500 MkII have phantom power and a pad?
Yes. The Warm Audio WA12 500 MkII has +48 volt phantom power and a -20 dB pad that works on both the mic and instrument inputs.
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