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WA12 MKII Black | Warm Audio
https://warmaudio.com/wa12mkii-black/
The WA12 MKII Black is based around the X731 discrete op-amp, which is our own reproduction of the classic Melcor 1731 - considered by some to be the warmer predecessor to the modern 2520-style op-amp. The X731 can achieve vibrant, clean and lifelike tones, but it can also be driven into mild saturation at much higher gain levels.
Warm Audio WA12 - Sound on Sound
https://www.soundonsound.com/reviews/warm-audio-wa12
Warm Audio are a relatively new Texas-based company who have set out to produce a world-class preamp for rather less than a world-class price. They've based their debut product, the WA12, on the popular old API 312 preamp design — in fact, they feel that it's close enough to the original that on their web site they're able to call it a 312 'clone'.
WA12MKII | Warm Audio
https://warmaudio.com/wa12mkii/
The WA12 MKII is based around a discrete op-amp, the X731, which is our own reproduction of the vintage classic Melcor 1731, considered by some to be the warmer predecessor to the modern 2520-style op-amp. The X731 can achieve vibrant, clean and lifelike tones; but can also be driven into mild saturation at much higher gain levels.
WA12 500MKII | Warm Audio
https://warmaudio.com/wa12-500mkii/
The WA12-500 MKII is based around a discrete op-amp, the X731, which is our own reproduction of the vintage classic Melcor 1731, considered by some to be the warmer predecessor to the modern 2520-style op-amp. The X731 can achieve vibrant, clean and lifelike tones; but can also be driven into mild saturation at much higher gain levels.
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