Brüel & Kjær B&K Type 4166 1/2" Free-Field Condenser Microphone Capsule - Serial No. 617430 is a used item in excellent condition, listed on Reverb. The asking price is £224. It is offered by Tube & Capacitor US- tariffs - paid through Reverb. It is in our Microphones category. This listing is no longer listed on the shop; it may have sold or been withdrawn. Used Gear Hunter first saw this listing on 24 October 2026 and last saw it on 25 October 2026. It has been seen 3 times in our scans. Prices are converted from the seller's currency when we scan the listing, so the amount you pay may differ slightly. The seller sets shipping, and import duty or VAT may apply, so check the final cost and the item's details on Reverb before buying.
From the seller
🔥 ULTRA-RARE STUDIO REFERENCE: Authentic Brüel & Kjær (B&K) Type 4166 1/2-Inch Free-Field Condenser Microphone Capsule! 🔥Up for sale is an incredibly rare, laboratory-grade, and highly collectible single Brüel & Kjær Type 4166 1/2" condenser microphone capsule, precision-engineered in Denmark.This premium capsule carries the authentic factory engravings inside the ring: "B & K", model "4166", and individual tracking Serial Number #617430.In the high-end studio recording and acoustic measurement world, Brüel & Kjær is the absolute gold standard. The Type 4166 is a legendary 1/2-inch free-field microphone capsule renowned for its ultra-linear frequency response, exceptional sensitivity, and pristine acoustic transparency.While originally designed for high-precision acoustic analysis, these capsules are heavily sought after by top-tier recording engineers and studio owners (often adapted with premium preamplifiers from DPA / Bruel & Kjaer) for capturing reference-level acoustic instruments, pianos, overheads, and orchestral rooms with breathtaking realism and zero coloration.
KEY FEATURES & CONDITION:
🇩🇰 Legendary Danish Craftsmanship: Genuine vintage Brüel & Kjær component with flawless, sharp factory serial engravings (#617430).
📐 Half-Inch Free-Field Geometry: Highly desirable 1/2" design favored for its excellent omnidirectional polar accuracy and high frequency response extension.
💎 Pristine Cosmetic Condition: Beautifully preserved. The threads are clean, the internal contact pin is immaculate, and the protective diaphragm grid shows zero dents or scoring.
🔧 Technical Status: [Укажите статус, например: Untested / Fully Operational / Pulled from a working environment]. Note: Due to the high-precision nature of this vintage laboratory equipment, it is sold as-is.
SHIPPING & PREMIUM ARMORED PACKAGING:High-precision microphone capsules are delicate instruments that require absolute isolation during international transit. The capsule will be wrapped in multi-layered anti-static soft padding, secured inside a custom rigid hard-shell container, and shipped inside a robust outer cardboard box filled with thick shock-absorbing foam armor. Worldwide shipping with premium, insured tracking registration provided immediately.
