• Established in 1958

  • Free standard delivery over £199

  • Need help call 0207 636 1481

Lewitt LCT640 Large-Diaphragm Condenser Microphone

With the LCT Authentica Series, LEWITT introduces a new generation of highly versatile wired condenser microphones that all aim for setting new benchmarks of technology, sound quality and user-friendliness in both professional studio recording and onstage use. The microphones of the LCT Authentica Series stand for unaltered sound and innovative features: llluminated Settings, Noiseless Push Buttons, Automatic Attenuation with Clip Detection and History all ensure error-free sonic perfection and peerless ease of use for today’s demanding recording artists and engineers.

Lewitt LCT640  Large-Diaphragm Condenser Microphone


LEWITT’s LCT 640 is designed to raise the bar in its class of reference-quality large-diaphragm condenser microphones. This Austrian-designed and engineered pro-mic delivers a smooth, unsurpassably rich and exceptionally nuanced sound, and exhibits a remarkable set of qualities that enthuses even the most discerning users. The LCT 640 excels in a variety of demanding studio applications and stands for unrivalled performance in miking lead and background vocals, drums, percussion instruments, grand pianos, brass and woodwinds, classical music ensembles.

In addition to the standard omni-directional, cardioid and figure-8 polar patterns, the LCT 640 offers a wide-cardioid and super-cardioid characteristic. It offers a dynamic range of 135 dB and stands out for its extremely low self-noise of 10 dB. In combination with a 4-level high-pass filter and 4-level switchable pre-attenuation, the LCT 640 provides maximum versatility in all recording situations. Automatic attenuation, key-lock, clipping history, push buttons and a light-up user interface round off the features of this outstanding microphone.


  • Superior transient response from ultra-thin externally biased, gold-layered low-mass diaphragms for ear-catching realism and authentic sound
  • Flat frequency response for natural, authentic sound
  • Five consistent directional characteristics – cardioid, omnidirectional, figure-8, broad cardioid and supercardioid – for maximum flexibility in a wide variety of recording applications
  • 10 dB self-noise and max SPL of 145 dB for an impressive total dynamic range of 135 dB, providing maximum acoustic presence and clarity
  • 4-position switchable pre-attenuation pad (0 dB, 6 dB, 12 dB and 18 dB) for handling extremely high sound pressure levels and 4-position high-pass filter
  • Illuminated user interface for quick and easy handling even in dark environments
  • Noiseless pushbuttons for quick and easy attenuation and HPF selection
  • Clipping history, automatic attenuation and key-lock provide error-free recording and unparalleled ease of use
  • Rugged all metal construction for reliable performance onstage and in the studio
  • Extra-large hexagonal ruthenium-galvanized steel mesh grille provides an open acoustic environment and prevents unwanted internal reflections
  • Immune to electromagnetic interference thanks to transformerless preamplifier circuitry
  • Corrosion-resistant gold-plated 3-pin XLR output connector
  • Comes in a black carrying case; includes LCT 40 SHx shock mount, LCT 40 Wx windshield and DTP 40 Lb artificial leather bag
  • Top 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 studio applications
  • Details

    SKU LCT640
    Brand Lewitt
    Acoustical Operating Principle Pressure gradient transducer, externally polarized
    Directional Pattern Omni, Broad-cardioid, Cardioid, Super-cardioid, Figure-8, Selectable on remote control
    Transducer Ø 25.4 mm / 1 inch
    Frequency Range 20 to 20.000 Hz
    Sensitivity 23 mV / Pa (-33 dBV), cardioid, 20 mV / Pa (-34 dBV), omni, 23 mV / Pa (-33 dBV), figure-8
    Signal / Noise Ratio (Tube) 85 dB-A
    Equivalent Noise Level (Tube) 9 dB-A, cardioid, 10 dB-A, omni (IEC 61672-1), 9 dB-A, figure-8 (IEC 61672-1)
    Dynamic Range of FET Mic. Amp 130 dB-A
    Max SPL for 0.5% THD (Tube) 139 dB, 0 dB Pre-attenuation, 149 dB, 10 dB Pre-attenuation, 159 dB, 20 dB Pre-attenuation
    Pre-attenuation Pad 0 dB, 20 dB, Selectable on remote control
    Bass Cut Filter Slope 12 dB / octave at 40 Hz, 6 dB / octave at 300 Hz
    Rated Impedance < 200 ohms
    Rated Load Impedance > 1.000 ohms
    Supply Voltage Custom power supply unit, 230 V, 50 Hz, 110 V, 60 Hz
    Current Consumption 170 mA
    Connector Gold plated 11-pin XLR
    Dimensions (Mic) 192 x 60 x 46 mm / 7.5 x 2.4 x 1.8 inch
    Dimensions (PSU) 250 x 150 x 70 mm, 9.8 x 5.9 x 2.8 inch
    Net weight (Mic) 662 g / 23.3 oz
    Net weight (PSU) 1894 g / 66,8 oz


    How much is delivery?
    At Ivor Mairants Musicentre we offer thousands of products that are currently in stock and can be delivered to your home address, anywhere in mainland UK. You will be able to see your delivery charge at the "Checkout" page.

    Do you offer Next Day Delivery?
    Yes, we offer a Next Day Delivery service for in-stock orders placed before 1pm Monday-Friday. Next Day Delivery and Saturday Delivery carries an extra charge. Ivor Mairants Musicentre commit to delivering on time, we rely however, on our carriers to fulfil their contract in this regard, and can not be held liable for any failure of third parties in fulfilling delivery expectations.

    Can I change my delivery address after I have placed my order?
    Once you have placed your order with us, we are unable to change any of the information you have given us, as most orders are dispatched from our distribution warehouse. Our contract carriers however offer various levels of free of charge enhanced service such as DPD PREDICT, which allows the consignee to be alerted by e-mail and/or text message of the delivery window and allows for changes allowed by the contract carrier to the detail of the actual delivery time and/or location. Where such services are available all orders will benefit from auto enrolment in the services. Ultimately, if there is no-one to sign for your delivery, you will be left a card by our contract carrier inviting you to collect from the depot or re-arrange delivery.

    If it proves impossible to deliver your goods within the time allowed by our contract carriers, the consignment will be returned to us and you will unfortunately become liable for all redelivery, and/or redirection charges. Please check your confirmation email for the status of your goods before contacting us. Should you need to change your details, for example you have moved house, you can change your details by contacting customer services on 0207 636 1481 or by email at info@ivormairants.co.uk and the new information will be updated within 24 hours. Please note that any orders placed before changes are made will use your old details.

    Can I track my order?
    The vast majority of our UK and Eire domestic consignments and international shipments are by trackable service. You will be emailed a tracking number with your dispatch information. Please note that tracking numbers are not used for smaller orders sent by Royal Mail or similar postal service. If you require your order to be consigned using a trackable service, please advise us AT THE POINT OF ORDER.


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