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Lewitt LCT 840 polarized dual-diaphragm tube microphone
Specialized on everything
LEWITT’s LCT 840 is a premium-class externally polarized dual-diaphragm tube microphone designed to excel in a variety of demanding applications. Equipped with a precision-engineered 1" capsule, the LCT 840 stands for warm and classic tube sound. This rugged multi-purpose microphone is perfectly suited for mikingmicing vocals and instruments, this rugged multi-purpose microphone and it allows for nuanced sound reproduction in the studio and even onstage. Five switchable polar patterns – omnidirectional, cardioid, figure-8, wide cardioid and supercardioid – make the LCT 840 a highly versatile tool for professional audio engineers and performers looking for true and authentic tube sound. Like all LEWITT mics, the LCT 840 stands out for its extremely low self-noise and high dynamic range.The microphone also features three levels of settings each for attenuation and switchable low-cut filtering, both of which are noiselessly controlled by pushbuttons for noiseless handling on the LED-illuminated remote control unit. In addition to its user-friendly controls and advanced technological features the LCT 840 makes an eye-catching design statement: The microphone is equipped with an electromagnetically shielded inspection window on the front side of the body that fully reveals the illuminated tube. In short: The LCT 840 is an unique combination of innovative design, high-end technology, and tube-typical sound quality. It ensures you will definitely hear how you have found your tube mic for life.
Features
- Accurate transient response and smooth, warm, airy tubularity
- Ultra-thin 1" externally biased, gold-layered low-mass diaphragms; dual-triode tube
- 5 directional characteristics: cardioid, omni, figure-8, broad cardioid, and supercardioid
- Superior dynamic range (130dB-A) and extremely low self-noise (9dB-A) for sonic depth and realism
- 2 switchable pre-attenuation pads (10dB and 20dB) for handling extremely high SPLs
- 2 highpass filters let you fine-tune your low end to the source
- Illuminated user interface and jog dials for easy handling even in dark environments
- Noiseless pushbuttons for quick and easy attenuation and HPF selection
- Clipping history and automatic attenuation for error-free studio recording and unparalleled ease of use
- Solid die-cast metal body with stylish, oversized tube-inspection window
- Extra-large hexagonal ruthenium-galvanized steel mesh grille provides an open acoustic environment
- Corrosion-resistant gold-plated 3-pin XLR output connector
- Storage case, shockmount, and windscreen included
- Includes PSU 840 power supply unit and LCT 40 Tr cable with gold-plated 11-pin XLR connectors
APPLICATIONS
- Lead and background vocals
- Acoustic instruments // piano, guitar, drums, percussion, strings...
- Overhead miking // drums, percussion...
- Ensembles // choral or orchestral
- Room ambiance pick-up // guitar amplifier, drums...
- Wind instruments // brass and woodwinds...
- Demanding live and studio applications
Specifications
Acoustical operating principle | Pressure gradient transducer, externally Polarized |
Transducer Ø | 25.4 mm, 1 in |
Polar pattern | omni, broad-cardioid, cardioid, super-cardioid, figure-8 |
Frequency Range | 20 ... 20.000 Hz |
Sensitivity | 23 mV / Pa (-33 dBV) |
Signal to Noise Ratio | 85 dB (A) |
Equivalent Noise Level | 9 dB (A), cardioid |
Dynamic range of mic. amp. | 130 dB (A) |
Max. SPL for 0.5 % THD | 139 dB, 0 dB pre-attenuation 149 dB, 10 dB pre-attenuation 159 dB, 20 dB pre-attenuation |
Pre-attenuation pad | -10 dB |
Low-Cut Filter | 40 Hz (12 dB/oct) 300 Hz (6 dB/oct) |
Rated impedance | < 200 Ω |
Rated load impedance | > 1.000 Ω |
PSU - supply voltage | 230 V, 50 Hz 110 V, 60 Hz |
Supply voltage | 48 V +/- 4 V (IEC 61938) |
Current consumption | 170 mA |
Mic enclosure | Zinc die cast |
Output Connectors | Gold plated 3-pin XLR |
Microphone dimensions | 192 x 60 x 46 mm, 7.5 x 2.4 x 1.8 inch |
Microphone net weight | 662 g / 23.3 oz |
PSU dimensions | 250 x 150 x 70 mm, 9.8 x 5.9 x 2.8 inch |
PSU net weight | 1894 g 66.8 oz |
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