Names and Functions of Parts

Power Switch (POWER)

Controls the supply of AC power to the deck. One push turns the deck on, a second push turns it off. The deck remains in a stand-by (non-operative) mode for approximately 2 seconds after it is switched on.

PHONES jack

For private music enjoyment without disturbing others, or for monitoring a recording, a set of headphones may be plugged in. Impedance should be from 8 to 1200 ohms.

COUNTER RESET button

(for the real time counter and the linear counter too) Operation of the button resets the counter to all zero.

MEMORY STOP button

During rewinding operations, the tape will stop at the "0000" counter point automatically when this button is pressed in.

TAPE SIZE button

You can know accurate elapsed time of the tape by adjusting the TAPE SIZE button to the tape size used. When the TAPE SIZE button is pressed, the current tape size is displayed for 1 sec in the 4-figures counter. If you further press the button during the display, the tape size will change in the following cycle.

C-90 C•74 C-60 C-100

DOLBY NR button

There are independent buttons for the Dolby NR "OFF", "B" and "C" positions. When recording tapes, set the Dolby NR function as desired.

When playing tapes, set the Dolby NR function to the same position as when the tape was recorded.

MPX FILTER button

The MPX FILTER button should be used to prevent interference with the Dolby NR circuit when making Dolby NR encoded recordings of FM stereo programs. When making Dolby NR encoded recordings from any program source other than FM stereo, leave this button in the "OFF" position.

BIAS control (left channel/right channel independent type)

(for NORMAL, Cr02 and METAL tape)

Adjust the bias according to the tape characteristics. Standard biasing is obtained at the center click-stop position.

TAPE SPEED button

This button is for setting the tape speed to the fixed speed (FIX) or variable speed (VARIABLE) position.

When set at the FIX position, the tape is played at the standard (fixed) speed regardless of the position of the tape speed control knob.

When set at the VARIABLE position, the tape speed changes according to the position of the tape speed control knob.

TAPE SPEED control

Use this knob to vary the tape speed.

First set the tape speed button to the VARIABLE position.

The speed can be varied within a range of approximately ±12% according to the position of the tape speed control knob.

EJECT button

Press this button to eject the cassette. When the deck is operating (tape is running), press the stop button first to stop the tape transport; then press the EJECT button.

Cassette compartment cover

If this compartment cover is not closed completely, the deck's transport controls will remain inoperative.

PLAY, PAUSE and REC indicator

When the PLAY, PAUSE and REC buttons are pressed, this indicator will light.

Fluorescent peak meters

These meters indicate recording or playback peak levels for each channel. For peak levels exceeding -7 dB, the Auto Peak Hold Feature holds the peak level reading for approximately 1 seconds.

Tape counter

Tape-passage is indicated digitally in minutes and seconds.

When "M" and "S" are lit, the counter is set to the real time display mode. When "M" and "S" are off, the counter is set to the linear display mode.

For an explanation of the real time and linear time display modes, refer to the section "TAPE COUNTER AND MEMORY STOP".

MEMORY indicator

This indicator light is interlocked with the memory stop button. (MEMORY)

FILTER indicator

This indicator light is interlocked with the MPX FILTER button. (MPX FILTER)

NR system indicator

This indicator light is interlocked with the DOLBY NR button and informs the user that DOLBY NR is in use as well as which B-TYPE or C-TYPE.

TAPE SELECT indicator

This indicator light is interlocked with the Auto Tape Select feature which automatically adjusts the deck to the type of tape in use. (TYPE I TYPE II or TYPE IV).

TAPE SPEED indicator

"FIX" or "VARIABLE" is interlocked with the TAPE SPEED button. The tape speed can be controlled when "VARIABLE" is lit.

INPUT LEVEL control

The recording input level is adjusted by this knob. The levels in the left and right channels can tie changed simultaneously.

DN-720R specifications

The Denon DN-720R is a robust and versatile professional audio recorder that caters to the needs of musicians, sound engineers, and broadcasters alike. Renowned for its reliability and high-quality performance, the DN-720R seamlessly combines advanced recording technology with user-friendly features, making it an optimal choice for both studio and field recording applications.

One of the standout features of the DN-720R is its ability to record audio in multiple formats. It supports high-resolution WAV recording up to 24-bit/192kHz. This ensures that the recordings capture every nuance and detail of the sound, providing an unmatched audio experience. Additionally, the device supports MP3 encoding, giving users the flexibility to choose between high-quality audio and more compressed file formats suitable for various purposes.

The DN-720R is equipped with a dual recording function, which allows simultaneous recording of both the main and a backup file. This feature is essential for ensuring that crucial recordings are preserved, reducing the risk of loss due to unexpected issues during the recording process. The unit also features built-in 2-channel mic preamps that deliver excellent audio quality, allowing for the connection of various microphones for diverse recording scenarios.

In terms of connectivity, the DN-720R offers a range of options to suit professional needs. The device is fitted with balanced XLR and TRS inputs, enabling the connection of professional audio equipment. Additionally, it features USB ports for easy file transfer and compatibility with external devices. The front panel includes a large LCD screen that displays essential information, making navigation through menus intuitive and straightforward.

Another notable feature is the DN-720R’s ability to function as a USB audio interface. This capability allows users to record directly into a digital audio workstation (DAW) on a computer, streamlining the production process for music and audio projects.

Durability and portability are key characteristics of the DN-720R. Designed with a rugged housing, it is built to withstand the rigors of professional use. Its compact size means it can easily be transported between various recording locations, making it ideal for on-the-go audio production.

In summary, the Denon DN-720R combines high-quality audio recording, versatile connectivity options, and durable construction, making it an indispensable tool for audio professionals. Whether in the studio or on location, the DN-720R delivers reliable performance and exceptional audio fidelity.