Mic Archive
Warm Audio WA-87 R2
Photo: Warm Audio, from its manual 2020, p. 1.

Warm Audio

Warm Audio WA-87 R2

Large-diaphragm FET condenser, K87-style capsule, transformer output, omni, cardioid and figure-8, -10 dB pad and 80 Hz high-pass

Type
Condenser
Pattern
Omni / cardioid / figure-8
Max SPL
125 dB SPL
Rated range
20 – 20k Hz

Frequency response

Angle
Distance

Frequency response: from the graph cardioid. Product-page chart without a title or measuring conditions; dB axis labelled -30dB to -60dB with no reference. Neither manual has a response graph.

Dashed: outside the rated range, or simulated (other angles and distances). Hover or tap the graphs for values.

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All specs

From the manual 2020
CapsuleWA-87-B-50V: reproduction of the dual-backplate K87 capsule, four-wire termination; 1-inch, 6-micron gold-sputtered NOS Mylar (PET) diaphragm. "WA-87-B-50V capsule-reproduction of classic dual backplate (four-wire termination) K87 capsule"; "Diaphragm: 6 micron thickness, 1-inch diameter, gold-sputtered membrane, NOS mylar (PET film)".p. 6
Max SPL125 dB SPL, 0.5% THD, without pad; also 132 dB SPL, with the -10 dB pad. "SPL: .5% THD @ 125dB (without pad), 132dB."; the product page: "132 dB With Pad". The pad is 10 dB but the figure rises by 7 dB; as printed.
Rated frequency range20 Hz to 20 kHz. "Frequency response: 20Hz - 20kHz"; no tolerance given.
Low cutoff, 80 Hz; 80 Hz. "This switch engages an 80hz high pass filter for reducing rumble and other subsonic information"; slope not given.p. 5
Pad−10 dB. "This switch engages a -10dB pad within the active circuitry."
ConnectorXLR-3 male, gold contacts. "The WA-87 R2's output is a balanced, gold-contact 3-pin XLR".
Supplied accessorieswooden storage case; hard mount; shock mount. "Included accessories: wooden storage case, hard mount, and shock mount. (Optional flight case available.)"p. 6
Noise"-117dB" (no reference or weighting given)
TransformerCustom CineMag (USA) output transformer
ComponentsAll discrete; NOS Fairchild transistors; WIMA and Nichicon capacitors
BodyNickel-plated brass, rounded head basket
From the manual ts
Powering48 V phantom. "48v Phantom Power Required"; the 2020 manual: "requires +48v phantom power" (p. 6).p. 6
From the product page
Finishnickel or black; titanium for the limited-edition stereo pair (WA-87 R2 TS). Colour choice on the page: "Nickel", "Black", "Titanium Pair".

Documents

Copies kept by Mic Archive, because manufacturers move and drop their documents. Each is © Warm Audio, unchanged, with its original address.

Product page on warmaudio.com

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