Precision Audio Component / AM-FM Stereo Tuner TU-450

Denon (Marke / brand)

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  • Year
  • 1989
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 311996

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • PLL, Phase-locked loop
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 120; 220; 240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Precision Audio Component / AM-FM Stereo Tuner TU-450 - Denon Marke / brand
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 434 x 70 x 238 mm / 17.1 x 2.8 x 9.4 inch
  • Notes

  • A stereo hi-fi Quartz locked digital synthesizer AM/FM tuner. RCA Line Out sockets, terminals for the supplied clip-on AM loop aerial, 300 ohm and 75ohm terminals for an FM aerial (a 75ohm coaxial socket fitted to European models).

    Features

    • High sensitivity digital frequency synthesizer tuner for accurate tuning
    • MPX-NR switch for receiving weak field FM stations
    • Random presets for 16 AM/FM stations
    • Featuring four varactor diodes, MOS FET with high sensitivity,
    • High S/N ratio and low distortion
    • Auto-scan tuning and quick manual tuning
    • Manual step tuning and last-channel memory
    • Ceramic filter in the IF stage effectively combats noise
    • Optional wood side panels are available

    Specification
    FM
    Frequency Range:      87.50 — 108.00 MHz
    Antenna:                    75 ohm unbalanced/300 ohm balanced
    Usable Sensitivity:      1.0 µV (11.2 dBf)
    S/N 50 dB Sensitivity: Stereo: 23 µV (38.5 dBf), Mono: 3.1 µV (21.2 dBf)
    Frequency Response: 20 Hz to 15 kHz
    Signal-to-noise Ratio:  Mono: 80 dB, Stereo: 76 dB
    Total Harmonic Distortion:
        Mono  1 kHz          0.3% (at 100% modulation)
        Stereo 1 kHz          0.7% (at 90% modulation)
    Stereo Separation:      40 dB ( 1 kHz )
    Output Level :             0.6 V (75 kHz deviation) (at 100% modulation)

    AM
    Antenna Terminal:        Terminal Type, with Loop Antenna
    Frequency Range:        MW 522 — 1611 kHz

    Similar to the Denon TU-450L AM-FM Stereo Tuner which additionally has LW.

  • Net weight (2.2 lb = 1 kg)
  • 3 kg / 6 lb 9.7 oz (6.608 lb)
  • Mentioned in
  • - - Manufacturers Literature (Denon '89 Hi-Fi Component catalogue)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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