Denon TU-660L Service Manual

Specifications and Main Features

  • Model: TU-660 (2-Band AM-FM Stereo Tuner), TU-660L (3-Band LW-MW-FM Stereo Tuner)
  • Frequency Range:
  • FM: 87.5 MHz ~ 108.0 MHz
  • AM (MW): 520 kHz ~ 1710 kHz
  • LW (for TU-660L): No range specified
  • Antenna Terminal: 75 ohm Unbalanced
  • Usable Sensitivity:
  • FM: 1.0 uV (11.2 dBf)
  • AM Mono: 1.6 µV (15.3 dBf)
  • AM Stereo: 20 µV (37.2 dBf)
  • Signal-to-Noise Ratio:
  • FM: 80 dB Mono, 88 dB Stereo , 82 dB
  • Image Interference Ratio EIA 310 Standard: 100 dB
  • Total Harmonic Distortion:
  • Mono: 0.06%
  • Stereo: 0.1%
  • Stereo Separation (1 kHz): 50 dB
  • Power Supply: AC 120V 60Hz (or multi-voltage model variants)
  • Power Consumption: 12W
  • Dimensions:
  • Width: 434 mm (17-3/32 in)
  • Height: 74 mm (2-29/32 in)
  • Depth: 287 mm (11-19/64 in)
  • Net Weight: 3.1 kg (6 lbs 13 oz)

Frequently Asked Questions

  • Q: What is the primary function of the TU-660/660L?

A: TU-660/660L is an AM FM stereo tuner designed to receive radio broadcasts.

  • Q: What are the procedures of connecting a tuner to the audio system?

A: Link the terminals using the right jack plugs with the providing output ports of the tuner using an amplifier or audio system.

  • Q: What kind of antennas work with the TU-660/660L?

A: The tuner supports unbalanced antennas that are 75 ohms. FM is tuned through a terminal type which features a loop antenna for am.

  • Q: Can I save settings of my favorite radio stations for preset access?

A: Absolutely yes, the tuner has a memory configuration that allows storage of up to thirty channels to access your liked stations quickly.

  • Q: What measures can I undertake where the tuner has no sound?

A: Ascertain that the power is plugged in correctly, the antenna has been properly set and that the audio cables have been plugged in to the amplifier.

  • Q: What are the procedures I need to follow to change the frequency step setting?

A: This can also be measured in relation to where you are, USA/Canada or Europe, the manual gives a step by step of the needed adjustments.

  • Q: Is it possible to use a remote control with the tuner?

A: Yes, the TU-660/660L model can receive operation commands from a remote control which is sold as an accessory.

User Manual

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Denon TU-660L Service Manual
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