MSRP $3500
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Introducing the all new i-TUBE Model FB-5.1 – the latest innovation from legendary designer Mr. Stayne and the lab at innerTUBE Audio. This advanced tube condenser microphone system is built for serious recording professionals who demand pristine sound, flexibility, and uncompromising build quality.
The FB-5.1 builds upon the acclaimed innerTUBE audio preamp designs, adding user-convertible capsule support, advanced internal circuitry, and a sleek new finish. utilizing a NEW tube, ultra low-noise, and VERY rich in tone — perfect for vocals, instruments, and broadcast work alike.
Modular Capsule Design
Swap capsules in 10 seconds or less! This sale includes your choice of a K67 or K87 capsule / head basket.
- K47 Type
- K67 Type
- K87 Type
- C12 Type
Contact us for custom options or additional capsules.
Custom InnerTUBE Preamp
Renowned in the PROFESSIONAL microphone world, this microphone is known for its intimate, detailed sound. The premium, custom nickel-core output transformer delivers unmatched clarity and warmth.
Built Like a Tank
- Solid brass microphone body
- Chrome head basket
- Satin pearlescent gold finish
- Durable, low-resonance design
Fully Regulated Power Supply
- Completely re-engineered Quiet, compact design
- Continuously variable, remote pattern control: Omni to Cardioid to Super Cardioid to Figure-8
- Switchable for 115V / 230V operation
- Regulated filament & high-voltage sections
Complete Professional Kit includes:
i-TUBE mic preamp body
Your choice of K-67 or K-87 capsule & head basket
Spider-style shock mount
Multi-pair flexible Mogami mic cable
Compact regulated power supply
Standard AC power cord