Gauge Precision Instruments ECM-47 Stealth Multi-Pattern Tube
Large-diaphragm multi-pattern tube condenser microphone
Microphone$1,499Manufacturer list price
Specifications
- Type
- Microphone
- Description
- Large-diaphragm multi-pattern tube condenser microphone
- Topology
- tube condenser
- Signal path
- Analog
- Channels
- 1
- Channel format
- Mono
- Form factor
- Large-diaphragm side-address body mic (black/stealth finish)
- Connection
- XLR (5-pin mic-to-PSU, 3-pin balanced XLR PSU-to-preamp)
- Powered
- Requires included proprietary external power supply (not standard phantom power)
- Drivers
- 35mm (1.38 in) diameter capsule, 6-micron membrane; gold-plated EH 6072A tube; 6.5:1 dual-bobbin output transformer
- Frequency response
- 20 Hz - 20 kHz
- Max SPL
- 135 dB SPL (0.5% THD @ 1kHz)
- Sensitivity
- 16 mV/Pa (94 dB SPL @ 1kHz)
- Polar pattern
- 9 selectable patterns (omni, cardioid, figure-8, plus 6 intermediate stops) via external power supply
- Impedance (Ω)
- 200
Details
Controls: 9-position polar pattern selector on external power supply
I/O: Balanced 3-pin XLR analog output from mic; mic connects via 5-pin XLR to included external power supply, PSU has pattern-select control and its own 3-pin XLR out to preamp
Notable use: Nominee, SOS Global Awards 2024; endorsed by 2x Grammy-winning engineer Jan Fairchild
Notes: Cosmetic ('Stealth' black-finish) variant of the ECM-47 Classic Multi-Pattern Tube; identical published electrical specs. Same U47/C12-evoking positioning as the Classic version -- flagged as inference, not stated verbatim on this product page. Country of manufacture not stated on page. Includes power supply, shock mount, windscreen, briefcase, carry bag.