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Questions & Answers

FAQ

What is the power output range of the SMV Super Miniature Variable Power Transmitter?

The SMV Super Miniature Variable Power Transmitter offers selectable output power ranging from 50, 100, and 250 mW, catering to both single and dual battery models.

Is the SMV Super Miniature Variable Power Transmitter compatible with other receivers?

Yes, the SMV Transmitter is engineered for seamless integration with a wide array of receivers through programmable compatibility modes. It is compatible with all Digital Hybrid receivers, as well as backward compatible with Lectrosonics 200 and 100 Series and IFB receivers, and even some analog wireless receivers from other brands.

What type of jacks does the SMV Super Miniature Variable Power Transmitter accept?

The SMV Transmitter is equipped with servo bias input circuitry, accepting a standard TA5M type jack. It can accommodate electret lavaliere mics, dynamic mics, or line level signals.

Can the SMV Super Miniature Variable Power Transmitter be controlled remotely?

Yes, the SMV Transmitter is compatible with the RM and RM2 remote control units, allowing for hands-free setup and adjustments. This is particularly useful when the transmitter is concealed within costumes or set pieces.

What type of batteries does the SMV Super Miniature Variable Power Transmitter use?

The battery compartment of the SMV Transmitter is designed to accept both lithium and rechargeable AA batteries, providing flexibility and convenience for users.

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Lectrosonics SMV Specifications

  • Operating Frequencies

    Block 23 (588.800 - 607.900 and 614.100 - 614.300MHz)

  • Channel Spacing

    Selectable; 25 or 100 kHz

  • Frequency Selection

    Control panel mounted membrane switches

  • RF Power Output

    Switchable; 50, 100 or 250 mW

  • Compatibility Modes

    Digital Hybrid Wireless (400 Series), 200 Series, 100 Series, Mode 3 , Mode 6, IFB

  • Pilot Tone

    25 to 32kHz; 5kHz deviation (in 400 Series Mode)

  • Frequency Stability

    +/-0.002%

  • Deviation

    +/-75kHz max. (in 400 Series Mode)

  • Spurious Radiation

    60dB below carrier

  • Equivalent Input Noise

    -120 dBV (A-weighted)

  • Input level: If set for dynamic mic

    0.5 mV to 50 mV before limiting
    Greater than 1 V with limiting

  • Input level: If set for lavaliere mic

    1.7 muA to 170 muA before limiting
    Greater than 5000 muA (5 mA) with limiting (electret Mic)

  • Input level: Line level input

    17 mV to 1.7 V before limiting
    Greater than 50 V with limiting

  • Input Impedance: Dynamic Mic

    300Ohms

  • Input Impedance: Electret Lavaliere

    Input is virtual ground with servo adjusted constant current bias

  • Input Impedance: Line level

    2.7kOhms

  • Input Limiter

    Soft limiter, 30dB range

  • Bias Voltages

    Fixed 5 V at up to 5 mA Selectable 2 V or 4 V servo bias for any electret lavaliere

  • Gain Control Range

    44dB; panel mounted membrane switches

  • Modulation Indicators

    Dual bicolor LEDs indicate modulation of -20, -10, 0 and +10 dB referenced to full modulation

  • Controls

    Control panel with LCD and four membrane switches

  • Low Frequency Roll-off

    Adjustable from 35 to 150Hz

  • Audio Frequency Response

    35Hz to 20kHz, +/-1dB

  • Signal to Noise Ratio: No Limiting

    Off: 103.5dB
    Normal: 107.0dB
    Full: 108.5dB

  • Signal to Noise Ratio: With Limiting

    Off: 108.0dB
    Normal: 115.0dB
    Full: 113.0dB

  • Total Harmonic Distortion

    0.2% typical (400 Series mode)

  • Audio Input Jack

    Switchcraft 5-pin locking (TA5F)

  • Antenna

    Flexible, unbreakable steel cable

  • Batteries

    1.5 Volt AA lithium

  • Battery Life: 250mW

    3 hrs Lithium (1 AA)

  • Battery Life: 100mW

    5.5 hrs Lithium (1 AA)

  • Battery Life: 50mW

    7.25 hrs Lithium (1 AA)

  • Emission Designator

    180KF3E

  • Dimensions

    2.3 x 1.8 x 0.64" / 58.42 x 45.72 x 16.26mm (not including microphone/lanyard)

  • Weight

    2.7oz / 76.54g (with lithium battery)

About Lectrosonics SMV

For professionals seeking a robust, high-tech solution for signal transmission in the demanding environments of the entertainment industry, the SMV Super Miniature Variable Power Transmitter stands out with its durable, compact, and portable design. This multifunctional device offers selectable output power of 50, 100, and 250 mW, catering to both single and dual battery models, ensuring that users can optimize for either extended operating range or battery life according to their specific needs.

The SMV Transmitter is housed in an ultra-lightweight, corrosion-resistant aluminum casing, designed to withstand the rigors of on-location shoots and live productions. Its water-resistant seals provide added protection in damp environments, making it a reliable choice for outdoor events or challenging weather conditions.

Ease of use is a hallmark of this transmitter, featuring an intuitive LCD interface with a lockout option to prevent accidental changes during critical moments. The device is engineered for seamless integration with a wide array of receivers through programmable compatibility modes, ensuring versatility across various audio setups.

Equipped with servo bias input circuitry, the SMV Transmitter accepts a standard TA5M type jack, accommodating electret lavaliere mics, dynamic mics, or line level signals. The DSP-based design ensures compatibility with all Digital Hybrid receivers, as well as backward compatibility with Lectrosonics 200 and 100 Series and IFB receivers, and even some analog wireless receivers from other brands.

The transmitter's sophisticated input limiter, controlled by DSP, offers more than 30 dB of dynamic range, providing exceptional overload protection while maintaining acoustic transparency and low distortion. This feature, along with the quick recovery from transients, ensures the highest audio quality without compromising the natural dynamics of the performance.

For those requiring remote control capabilities, the SMV Transmitter is compatible with the RM and RM2 remote control units, allowing for hands-free setup and adjustments. This is particularly useful when the transmitter is concealed within costumes or set pieces, as it can be put into sleep mode to conserve battery power and then awakened when the production begins.

The circulator/isolator in the RF output circuit is a high-end feature typically found in broadcast and commercial applications, which minimizes RF intermodulation and protects the output stage, ensuring clear signal transmission even when multiple units are used in proximity.

A GORE-TEX vent in the battery door prevents moisture ingress, safeguarding the internal components, while the battery compartment is designed to accept both lithium and rechargeable AA batteries, providing flexibility and convenience for users.

The SMV Transmitter's frequency tuning range is expansive, with 256 selectable frequencies in 25 or 100 kHz steps across a 25.6MHz tuning range, accommodating the complexities of RF-intense environments and the evolving landscape of DTV telecasts.

In summary, the SMV Super Miniature Variable Power Transmitter is an indispensable tool for audio professionals who demand durability, flexibility, and the highest quality of audio transmission in their wireless microphone systems. Whether it's for theater, concert, or television production, this transmitter delivers exceptional performance and reliability.

Lectrosonics SMV Features

  • Compact and portable SMV Super Miniature Variable Power Transmitter, perfect for wireless microphone systems in the entertainment industry
  • Selectable output power options and compatibility with single and dual battery models, optimizing for extended range or battery life
  • Ultra-lightweight, corrosion-resistant aluminum housing, with water-resistant seals for use in damp environments
  • Intuitive LCD interface with lockout option and programmable compatibility modes for use with a wide variety of different receivers
  • DSP-controlled analog audio limiter for excellent overload protection, maintaining acoustic transparency and low distortion
  • Remote control compatibility with RM and RM2 units, offering hands-free setup and adjustments, and sleep mode for battery conservation
  • Expansive frequency tuning range with 256 selectable frequencies, accommodating RF-intense environments and DTV telecasts

Warranty Information

This product has a limited warranty of 12 months.

Product Documents

User Manual

What's in the box:

  • Lectrosonics SMV Super Miniature Variable Power Transmitter
  • AA Lithium Batteries
  • 2x Foam Insulating Pads
  • Carrying Pouch
  • Mic Connector Kit
  • Belt Clip
  • Antenna
  • Quick Start Guide
  • Lectrosonics 1 Year Limited Warranty