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Digital Reference DR-3500 Instrument Wireless System   

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The Digital Reference DR-3500 Instrument Wireless System is a low-cost UHF system with many high-end features. Automatic frequency scanning, clear so...Click To Read More About This Product

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OVERVIEW

A major advance in affordable wireless.

The Digital Reference DR-3500 Instrument Wireless System is a low-cost UHF system with many high-end features. Automatic frequency scanning, clear sound, dependable performance, true diversity operation, Tone Lock squelch for interference rejection, soft touch controls, an LCD display, and both balanced and unbalanced outputs. All 10 user-switchable channels are compatible for easy use with multiple systems. System includes receiver, rackmounting kit, instrument cable, and bodypack transmitter.

FEATURES
  • Serious advances in affordable professional wireless
  • Clear sound quality and rock-solid, dependable performance
  • Automatic frequency scanning finds an open channel at the touch of a button
  • All 10 user-switchable channels are compatible for easy use with multiple systems; no confusing frequency groups
  • True Diversity operation selects the better signal from the 2 receiver sections, reducing dropouts
  • Tone Lock tone squelch system prevents interference
  • Rugged metal half-rack receiver with soft-touch controls and LCD display featuring RF and AF metering
  • Balanced XLR and unbalanced 1/4" output jacks enable use with a wide variety of audio gear
  • Includes rackmount kit and detachable UHF antennas
  • Ground-lift switch helps eliminate audible hum caused by ground loops between the sound system and receiver
SPECIFICATIONS

DR-3500 Instrument Wireless System

  • OVERALL SYSTEM
    Operating Frequency UHF band, 656.125 MHz to 678.500 MHz
    Number of Channels 10 total
    Frequency Stability ±0.005%, Phase Lock Loop frequency control
    Modulation Mode FM
    Normal Deviation ±5kHz
    Operating Range 300' typical
    Operating Temperature Range 41ˆž F (5ˆž C) to 113ˆž F (45ˆž C)
    Frequency Response 100Hz to 15kHz
    RECEIVER
    Receiving System Dual independent receivers, automatic-switching diversity
    Image Rejection 55 dB nominal, 50 dB minimum
    Signal-to-noise Ratio >100 dB at 40kHz deviation (A-weighted), maximum
    modulation 40kHz
    Total Harmonic Distortion <1% (±10kHz deviation at 1kHz)
    Sensitivity 20 dBV (S/N 60 dB at 5kHz deviation, IEC-weighted)
    Intermediate Frequency 65.75MHz, 10.7MHz
    Audio Output (AF Level set at "0") Unbalanced: 25 mV (at 1kHz, ±5kHz
    deviation, 100k ohm load)
    Balanced: 12.5 mV (at 1 kHz, ±5kHz deviation, 100k ohm load)
    TRANSMITTER
    RF Power Output 12mW
    Spurious Emissions Under federal regulations
    Input Connections High impedance, low impedance, bias
    Batteries (not included) Two 1.5V AA alkaline
    Current Consumption 150mA typical
    Battery Life Approximately 9 hours (depending on battery type and use
    pattern)
    Dimensions 2.60" (66.0 mm) W x 3.63" (92.3 mm) H x 0.89" (22.5 mm) D
    Net Weight (without batteries) 2.82 oz (80 grams)

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