• Product Model:
    Diode Quadrupler (LNDQ)

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    Description

    The LNDQ is a frequency quadrupler that provides excellent phase noise performance for outputs to 1 GHz with low conversion loss. This module features two cascaded Schottky Diode doublers with integrated bandpass filters to control unwanted multiplier products and low noise amplifiers to provide close to 0 dB conversion loss. The diode quadrupler is designed for a typical input level of +12 dBm to ensure optimal performance. Common amplifiers are offered for flexibility in configuring input/output levels (see amplifier selection table). Please consult our technical staff for assistance in configuring a multiplier to suit your input and output requirements.

     

    Features:

    • Output Frequency to 1 GHz
    • Multiplication Factor: x4
    • 0 dB Conversion Loss, Typical
    • Intrinsic Phase Noise to -176 dBc/Hz
    • Integral Filters and Amplifiers

     

    Applications:

    • Synthesizer Building Block
    • Communication Systems
    • Radar Systems
    • Electronic Warfare Systems

    Features

    Low Noise Diode Quadrupler
    Multiplcation Factor: x4
    Input Frequency from 5 MHz to 250 MHz, fixed
    Output Frequencies to 1GHz
    Current Draw: 100 mA to 200 mA (amplifier dependent)
    Intrinsic Phase Noise Floor to -176 dBc/Hz (Input Referred)
    Conversion Loss: 0 dB, typical
    Integral Bandpass Filters and Amplifiers
    Nickel-Plated Machined Aluminum Housing
    SMA(f) Input and Output Connectors, Standard

    Typical Specifications

    LNDQ Specs

    Mechanical Drawing

    LNDQ Mechanical

    Block Diagram

    Ordering Information

    lndq standard oi

    ** These part numbers are a few common configurations. Use the Ordering Information guide and the Amplifier Selection Table for additional amplifier options or consult the factory for assistance.

    Standard Amplifier Options

    standard amplifying options

    *** See the complete Amplifier Selection Table for additional amplifier options.