Product Overview

Historic Austrian High-End Shimmer Reimagined for Modern Recording

For over half a century, the historic ELA M 251E and C12 tube microphones have been heralded as the absolute pinnacle of vocal recording technology, universally praised for their gorgeous high-end "air," effortless micro-dynamic retrieval, and absolute transient realism. The Telefunken TF51 honors this iconic Austrian sonic legacy, utilizing state-of-the-art component manufacturing to eliminate the fragile reliability and high maintenance costs common to vintage hardware.

Equipped with a multi-pattern switching matrix configured directly on its external power supply, the TF51 adapts gracefully to any tracking scenario. Select Cardioid to capture a breathtaking, intimate lead vocal with expensive-sounding top-end polish; toggle to Omnidirectional to map out the pristine, holographic reflections of a grand piano or string quartet; or choose Figure-8 for face-to-face duets or specialized Blumlein and Mid-Side (M/S) stereo configurations. The TF51 injects smooth, high-voltage tube saturation into your tracks, making elements sparkle effortlessly in a mix without requiring heavy digital plug-in processing.

Product Description

Austrian Capsule Architecture, NOS Tube, and Haufe Transformer Core:

The airy, soul-stirring analog mojo of the TF51 is built from a carefully curated selection of premium hardware components. At its acoustic source is a custom-engineered, gold-sputtered, dual-sided CK12-style edge-terminated capsule. This capsule design provides identical, highly symmetric polar patterns with linear off-axis frequency tracking and superb high-frequency extension.

The capsule feeds directly into an American-made, old-stock General Electric 6072A vacuum tube, a premium dual-triode valve celebrated for its ultra-low self-noise floor, exceptional thermal stability, and smooth, fluid harmonic saturation. The output stage is anchored by a custom-wound, large-format Haufe output transformer manufactured in Germany, built by the exact same historical company that wound transformers for legendary European broadcast mics. This precise hardware coupling gives the TF51 its iconic clarity, smoothing out harsh digital transients while preserving stunning spatial resolution.

A Breathable, Elongated Tuning for High-Definition Air:

The TF51 is hand-tuned by Telefunken technicians to deliver a beautifully open and detailed sonic signature. The low-frequency response is warm, fluid, and extended, adding an elegant, natural depth to vocals and string instruments without accumulating muddy proximity build-up. The midrange is completely transparent and uncolored, allowing the true timbre of the performer to shine through naturally. The high-frequency extension is where the TF51 truly shines, implementing a silky, musical presence lift above 8 kHz. This unique behavior injects a "radio-ready" gloss and breathtaking open-air space into vocals, pop backings, acoustic guitars, and drum overheads.

Handcrafted in the USA with Luxury Aesthetics:

Every single TF51 microphone is painstakingly hand-built, individually burned-in, and sonically verified in South Windsor, Connecticut by Telefunken’s master microphone builders. The internal circuit board is populated entirely with premium, high-grade through-hole components, including specialized film capacitors chosen specifically for their audio fidelity. The microphone housing features a stunning, wear-resistant matte black finish paired with a durable black nickel grille and trim. This distinctive design looks beautiful in a high-end vocal booth and is built rugged enough to handle the wear and tear of a tracking live room.

Key Features

• AUSTRIAN C12 & 251-INSPIRED VOICING: Voiced for an open, airy, and three-dimensionally detailed tone that flatters vocals and acoustic instruments with elite high-end sheen.

• THREE SWITCHABLE POLAR PATTERNS: Choose between Cardioid, Omnidirectional, and Figure-8 via the external power supply for absolute tracking versatility.

• TRUE HIGH-VOLTAGE TUBE MOJO: Driven by a real vacuum tube network to inject authentic analog warmth, depth, and pleasing harmonic saturation.

• NOS GENERAL ELECTRIC 6072A VALVES: Uses premium dual-triode old-stock American tubes chosen for their exceptional reliability and silent noise floor.

• GERMAN-MADE HAUFE TRANSFORMER: Premium, historically accurate output transformer delivers world-class clarity, low phase distortion, and wide open imaging.

• DUAL-MEMBRANE CK12 BRASS CAPSULE: Custom dual-sided, edge-terminated capsule delivers impeccable polar symmetry and linear off-axis tracking.

• SILKY, EXPANSIVE PRESENCE LIFT: Tailored high-frequency response creates a breathtaking, mix-ready "air" band naturally.

• DELUXE MULTI-PATTERN OUTBOARD PSU: Includes a dedicated, heavily filtered external tube power supply unit featuring the polar pattern selector switch.

• USA HANDCRAFTED HERITAGE: Proudly engineered, individually hand-assembled, and frequency-calibrated at Telefunken’s facility in Connecticut.

• STUNNING STEALTH MATTE BLACK BODY: Rugged metal housing finished in a gorgeous matte black coat with heavy-duty black nickel appointments.

Technical Specifications

What’s Included in the Box

• 1 x Telefunken TF51 Alchemy Series Multi-Pattern Tube Microphone Main Unit

• 1 x Telefunken M 969 Multi-Pattern External Tube Microphone Power Supply Unit

• 1 x Telefunken M 829 Premium 7-Pin XLR Tube Microphone Cable (7 Meter)

• 1 x Telefunken M 703 Lightweight Low-Profile Studio Shockmount

• 1 x Telefunken M 782 Rigid Utility Stand Mount

• 1 x Telefunken MS01 Heavy-Duty Protective Zippered Storage Case

• 1 x Premium Velvet Microphone Protection Sleeve