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ADK Custom Shop Series Microphones

TT 251-Au
ADK TT 251-Au Microphone Class A 9 Polar Pattern Tube (Valve) Condenser Microphone Australian-Designed GK251 from the Custom Shop "Capsule-Bank". Based on ADK's Original TT Chassis, this is a totally Customized Product can be built "One-Off" for each client based on one's preference for Historical, Vintage Curves - Microphone Response Characteristics.

Capsules have been totally upgraded on TT-251 Au.

The GK251 Capsule offers 3dB lower Self-Noise (3dB more Head-Room) Sweeter, top and bottom.

Standard Configuration: Tube (Valve) Mic, Lg. Flight Case, 115v/230v Turbo-Tube High-Voltage Power Supply, Both 7-Pin AND 3-pin Cables, Both T-Ring-Mount and New T-Super Basket-Mount, and New Metal Pop-Filter with Goose-Neck & Clamp.

 
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SPECIFICATIONS • ACCESSORIES • LITERATURE • GALLERY
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ADK TT 251-Au Microphone

Specifications for:
TT 251-Au

TYPE: Class A Valve (Tube) Condenser Pressure Gradient Mic with Dual 1" Six Micron Diaphragms with Dedicated Turbo-Tube Power Supply and Remote Polar Pattern Controller.
POLAR PATTERN: 9 Polar Patterns Including Omni, Cardioid, Figure 8 and Six Intermediate Positions
SENSITIVITY: 14mV/Pa = -37dBV (0 dBV = 1v/Pa)
FREQUENCY RANGE: 20 to 20k Hz
IMPEDANCE: <250 Ohms
RECOMMENDED LOAD IMPEDANCE: 1000 ohms
MAX. SPL for 1% THD @1000Hz: 125dB
EQUIVALENT NOISE LEVEL: IEC 286-4 (A Weighted) 15 dB Typical
DYNAMIC RANGE: 110dB
S/N RATIO 1Pa: 76dB
POWER REQUIREMENT: Dedicated ADK Power Supply
REL. HUMIDITY: 90% (C) / 85% (C)
CONNECTOR: 7 Pin Multi-Pin Cable (Supplied)
SIZE: Diameter 53mm (2.1") Length 225mm (8.9")
NET WEIGHT: 750gm (26.5oz)
ADK TT 251-Au Microphone

Optional Accessories for:
TT 251-Au

There are No Optional Accessories. ADK Tube (Valve) Mics come with everything you need!!

 
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