Inputs and Outputs Notes
7-Channel Equal Power Amplifier:
AVR-1908 features a 7-channel equal power, discrete amplifier. The amplifier is
rated at 90 watts x 7-channels RMS.
HDMI Switching: The receiver features two HDMI inputs and one HDMI
monitor output that will transfer both video and two-channel or multi-channel
audio signals through a single HDMI cable.
Video Conversion: This function
automatically converts various formats of video signals input to the AVR-1908
into the format used to output the video signals from the AVR-1908 to your
television. The AVR-1908's video input/output conversion circuitry is
compatible with the following types of video signals.
Composite: composite video input
signals can be converted and output as S-video or component video
S-Video: S-video input signals can be
converted and output as composite or component video
Component: component video input
signals must be output as component video
HDMI: signals input as HDMI must also
be output as HDMI; analog signals cannot be output as HDMI
24-Bit, 192 kHz D/A Converters: The
AVR-1908 uses highly accurate Analog Devices 24-bit, 192 kHz Digital-to-Analog
converters on all 8 channels. The 192kHz sampling rate and 24-bit word length
capabilities of the DACs allow you to play high-resolution recordings and hear
the increased clarity, detail and dynamic range of those recordings.
Digital Signal Processing (DSP): The Denon
AVR-1908 is equipped with a new high-resolution Analog Devices Hammerhead 32-bit
floating DSP processor. All elements of the Surround Processor are optimized to
the highest standards by the use of selected high performance and discrete
components, particularly the A/D and D/A converters and the sophisticated DSP
Surround Modes: This receiver incorporates a wide
variety of surround modes to bring you maximum enjoyment from your audio and
video software. The surround modes include:
Dolby Digital: Dolby
Digital is a 5.1 multi-channel digital surround format.
Dolby Digital EX: Dolby
Digital EX is a 6.1 multi-channel digital surround format.
Dolby Pro Logic II: Dolby Pro Logic
II technology processes any high quality stereo (two-channel) movie and
music audio into five playback channels of full-bandwidth surround sound. A
matrix surround decoding technology, Dolby Pro Logic II detects the
directional cues that occur naturally in stereo content and uses these
elements to create a five-channel surround sound playback experience. You
can choose from the following Dolby Pro Logic II formats - Cinema, Music, Game
or PL (Pro Logic).
Dolby Pro Logic IIx: Pro Logic IIx expands any existing
stereo- or 5.1-channel audio for a 6.1- or 7.1- channel playback, creating a
seamless, natural surround soundfield that immerses you in the entertainment
experience. You can choose from the following Dolby Pro Logic IIx formats -
Cinema, Music, Game or PL (Pro Logic).
DTS Digital Surround: DTS Digital Surround is a 5.1 multi-channel
format used for both commercial/theatrical and consumer grade applications.
DTS-ES Extended Surround:
DTS-ES features two 6.1 multi-channel formats.
DTS-ES Discrete 6.1:
DTS-ES Discrete 6.1-channel is a 6.1-channel discrete digital audio
format adding a surround back channel to the DTS digital surround sound.
DTS-ES Matrix 6.1: DTS-ES Matrix 6.1-channel is a discrete 6.1 channel digital audio format
inserting a surround back channel to the DTS surround sound through
DTS Neo:6 Surround: DTS
Neo:6 is a matrix decoding technology for achieving 6.1-channel surround
playback with 2-channel sources. You can choose from two DTS Neo: 6 Surround
formats - Neo: 6 Cinema and Neo: 6 Music
DTS 96/24: DTS 96/24 is a
digital audio format enabling high sound quality playback in 5.1-channels
with a sampling frequency of 96 kHz and 24 bit quantization of DVD-video.
Combined Surround Modes:
The receiver features several combined modes using existing Dolby and
Digital Theater Systems (DTS) surround modes:
Dolby Digital+Dolby Pro Logic
IIx (Cinema and Music)
DTS+Dolby Pro Logic IIx
(Cinema and Music)
Neural Surround: Neural Surround has
been adopted by XM Satellite Radio for digital radio broadcasts of XM HD
Surround recordings and live events in surround sound. Neural Surround
employs psychoacoustic frequency domain processing which allows delivery of
a more detailed sound stage with superior channel separation and
localization of audio elements.
Denon Original Surround (DSP)
Rock Arena: this mode
is for enjoying the atmosphere of a live concert in an arena
Jazz Club: this mode
is for enjoying the atmosphere of a live concert in a jazz club
Mono Movie: this mode
is for playing monaural movie sources with surround sound
Video Game: this mode
is suited for achieving surround sound with video games
Matrix: this mode lets
you add a sense of expansion to stereo music sources
Virtual: this mode is
for enjoying surround effects using only the front speakers or
5CH/7CH Stereo: this
mode is for enjoying stereo sound from all speakers
Two-channel Music Modes: There are two
2-channel playback modes exclusively for music:
Pure Direct: Plays back music with an
extremely high level of sound quality. All the video-related circuits are
turned off so that music signals are reproduced with high quality. When an
analog mode is selected, the digital processing circuits are also turned off
to achieve the highest purity.
Direct: Audio signals bypass the tone
control circuits, and are transmitted directly, resulting in good quality
Stereo: Allows you to adjust the tone
to achieve the desired sound.
Personal Memory Plus: The receiver has a
personal memorization function that automatically memorizes the surround modes
and input modes selected for the different input sources. When the input source
is switched, the modes set for that source last time it was used are
automatically recalled. The surround parameters, tone control settings, and
playback level balance for the different output channels are memorized for each
Surround Parameters: You can
adjust the following surround mode parameters:
CINEMA EQ (Cinema Equalizer): The Cinema EQ function gently decreases the level of the extreme high
frequencies, compensating for overly-bright sounding motion picture
soundtracks. Select this function if the sound from the front speakers is
too bright. This function only works in the Dolby Pro Logic (including PL II
and PL IIx), Dolby Digital, DTS Surround, DTS Neo:6, and Wide Screen modes.
D.COMP (Dynamic Range
Compression): Motion picture soundtracks have tremendous dynamic range
(the contrast between very soft and very loud sounds). For listening late at
night, or whenever the maximum sound level is lower than usual, the Dynamic
Range Compression allows you to hear all of the sounds in the soundtrack
(but with reduced dynamic range). This only works when playing program
sources recorded in Dolby Digital or DTS. You can select one of the four
settings: "OFF", "LOW", "MID" (middle), or "HI" (high).
LFE: This setting adjusts
the low-frequency effects level (LFE). You can adjust the LFE from -10 to 0
Center Image: This
function assigns a center channel signal to the front left and right
channels for wider sound. You can adjust the center image range from 0.0 to
0.3 to 1.0.
Panorama: This feature
assigns front left and right signals to surround channels for wider sound.
You can turn this feature On or Off.
Dimension: This settings
shifts the sound image from the center to the front or rear to adjust
playback balance. You can select from 0 to 3 to 6.
Center Width: This
function assigns a center channel signal to the front left and right
channels for wider sound. You can select from 0 to 3 to 7.
Delay Time: This feature
adjusts the delay time to control the sound stage size. You can select
either 0 to 30ms to 300ms.
Effect Level: This
function adjusts the effect signal level from 1 to 10 to 15.
Room Size: This feature
determines the size of your acoustic environment. You can select from Small,
Medium small, Medium, Medium large, or Large.
AFDM: This feature auto-selects the surround mode by the
connected source's content.
SB CH Out (for multi-channel
sources): This setting selects the playback mode for the surround back
channels of the receiver. You can choose from Non Matrix, Matrix, PLIIx
Cinema, PLIIx Music, ES Matrix, ES Discrete or Off.
SB CH Out (for 2-channel
sources): You can select either On or Off for the surround back channels
when listening to a 2-channel source.
Tone Settings: You can independently adjust the system's overall Bass
and Treble settings from -6 to +6 dB.
Subwoofer Level: The receiver's
subwoofer level can be adjusted from 0, 5, 10 or 15 dB.
Night Mode: This mode is
optimized for late night listening. You can select from the following Night
Modes - Low, Middle, High or Off.
Restorer: This function
restores compressed audio signal to how they were before compression and
corrects the sense of volume of the bass to obtain richer playback sound. You
can select from one of the following modes - Mode 1, Mode 2, Mode 3 or Off.
Auto Setup: The
receiver is equipped with an Auto Setup and Room Equalization function, to
achieve the most ideal sound field for your room.
The AVR-1908 Audyssey MultiEQ function is
designed to optimize the sound quality at each listening position in the room.
The included DM-A405 microphone is used to measure test tones at each listening
position. This measured data is then analyzed using a program to improve
acoustic characteristics in the listening area. For best results at least 6
positions should be measured, including a main position. The main position is
given more weight in the calculations. The Audyssey function adjusts the
following measurements automatically: Speaker Configuration, Distance, Channel
Level, Crossover Frequency, and Room EQ.
The Room EQ function offers the following adjustments:
Audyssey: Adjusts the
frequency response of all speakers to correct the effects of room acoustics.
Audyssey Byp. L/R: Optimizes frequency response of speakers except front speakers to match room
Audyssey Flat: frequency
response of all speakers are flat.
Manual EQ: This feature adjusts the tonal quality for each
speaker using the receiver's built-in graphic equalizer. You can select -20
to +6 dB for the following frequencies for each speaker - 63Hz, 125Hz,
250Hz, 500Hz, 1kHz, 2khz, 4kHz, 8kHz, and 16kHz.
Off: Turns equalizer off.
Manual Speaker Setup: The receiver also allows you to
adjust the following speaker parameters manually.
Speaker Size: select either Large or
Small for the Front and Surround speakers; select either Large, Small or
None for the Center Channel speaker; select Large, Small, or None when using
either two, one or no Surround Back speakers; select Yes or No for the
Speaker Distance: sets distance from
listening position to speakers; you can select from a variable range of 0 to
60 feet in 1 foot increments for each speaker
Test Tone: adjusts channel level to
obtain equal volume from all speakers; you can select from -12 to +12
Subwoofer Mode: select one of two
LFE Normal: the subwoofer plays
the LFE channel signals (during playback of Dolby Digital and DTS
signals) and the low frequency signal range of any channels set to Small
in the speaker setup, low frequencies for channels set to Large are
played from those channels only
LFE + Main: the subwoofer
simultaneously plays the LFE channel signals and the low frequency
signal range of the other speakers as well
Crossover Frequency: adjusts the
cutoff frequency of the subwoofer output from 40Hz, 60Hz, 80Hz, 90Hz, 100Hz,
110Hz, 120Hz, 150Hz, 200Hz or 250Hz
Volume Setting: You can set a
maximum volume level of 0, -10, or -20 dB to limit the receiver's total volume
output. You can also indicate a Turn-On Volume setting from -80 to +18dB or Last
(whatever volume you used last before turning the unit Off).
Adjustment: You can set the amount of attenuation for the audio muting
circuit from -40dB or -20dB from the present volume level.
Audio Delay: This feature
allows you to compensate for mismatched timing between video and audio signals.
You can set the delay time for the audio signal from 0 to 200 ms.
Channel Level: You can adjust
the input channel level of the receiver either according to the playback source
connected or to suit your taste.
AM/FM Tuner: The receiver
features an AM/FM tuner which allows you to preset up to 56 radio stations (8
stations each in 7 separate banks). You can delete any unused tuner banks.
XM Satellite Ready: You can listen to XM
Satellite Radio by connecting the XM Connect & Play antenna/tuner to the
AVR-1908's proprietary plug. XM Satellite Radio offers over 150 commercial-free
channels of music, news, sports, comedy, talk, and entertainment to choose
from--all in digital quality. During XM playback, you can display the channel
number and name, category, artist name, and song title on the front panel. Note:
A subscription is required in order to receive XM Satellite Radio.
iPod And Network Compatibility: Using the optional Denon
ASD-1R iPod dock (033ASD1RBK, 033ASD1RWT), or network iPod dock (033ASD3N,
033ASD3W) you can connect your iPod and/or PC network to the AVR-1908. Folder
and file names appear on the receiver's display panel. The iPod can be
controlled using the buttons on the main unit and the remote control.
Bi-Amp Connections: Certain
loudspeakers are equipped with two sets of input terminals for bi-amplification.
The receiver's Power Amp Assign mode allows you to power bi-amp capable speakers
with two amplifier channels. The front speakers can be powered by either the
Front "A" or Front "B" and the Surround Back/Zone 2 speaker outputs.
Dual Zone/Dual Source Operation:
Denon's Dual-Zone/Dual-Source function lets you select different audio/video
sources for listening and viewing in different locations of your home. The
AVR-1908 features a Main Audio/Video Zone (Zone 1) and an Audio Only Zone (Zone
2). The Main Audio/Video Zone 1 contains 7.1-channel playback of your
audio/video gear in your main entertainment room. The Audio Only Zone 2 allows
you to play a stereo audio source connected to the receiver in a 2nd room of
your house via left/right RCA audio or speaker terminal output connections.
Note: Zone 2 features
either a preamp-output or speaker terminal output so you can use this amp or
a separate amp to power speakers in another room. When using the AVR-1908 to
power speakers in a second room of your home, the main zone is restricted to
5.1-channel at the same time. When using the receiver's preamp output
terminals for the second room you need an additional amplifier in that room
to power those speakers while the main Zone of the receiver remains
On-Screen Display: The AVR-1908 features an On-Screen menu display
through the unit's component video output.
Last Function Memory: This unit
is equipped with a last function memory, which stores the input and output
setting conditions as they were immediately before the power was switched off.
Back-Up Memory: The unit is
also equipped with a back-up memory. This function provides approximately one
week of memory storage when the main unit's power switch is off and the power
cord is disconnected.
RC-1077 Remote Control: The AVR-1908 comes with a remote control that can
operate the receiver as well as other remote control capable Denon components.
In addition, the remote is pre-programmed with control signals for other brand
products; including DVD players, VCRs, TVs, cable boxes, satellite receivers, CD
players, CD recorders, MiniDisc players/recorders, and cassette decks.
Sub/Dual-Zone Remote Control (RC-1085):
The receiver's sub remote control unit is equipped with frequently used buttons,
so it can be used for simple remote control unit operations. The sub remote
(RC-1085) can also be used for dual zone, so you can use it to control the
AVR-1908 from other rooms with an optional IR repeater kit. The following
operations can be performed using this remote:
Switching the input source
Adjusting the volume
Tuner (AM/FM), XM, and iPod operations
Zone power on/off
Note: It is not possible to operate
devices other than the amplifier with the Sub/Multi-Zone remote.
Inputs and Outputs Notes
HDMI Inputs/Output: This unit
has 2 HDMI version 1.3a inputs and 1 HDMI version 1.3a output. The HDMI inputs
are assignable to different input sources. The HDMI jacks support HDCP copyright
protection and are compatible with 30 and 36 bit Deep Color and xvYCC
Component Video Inputs/Outputs: The receiver features 3 component video inputs and 1 component video output.
The component video inputs are assignable to different sources.
Assignable Digital Inputs: The AVR-1908
features 2 optical digital (Toslink) inputs and 2 coaxial digital inputs. Each
input can be assigned to any of the different input sources except Tuner.
Optical Digital Input 2 also has a corresponding Optical
Digital output for use with a CD, MD or other digital recording device.
7.1 Multi-Channel External Input: The AVR-1908 is equipped with a
7.1-channel input to accommodate present and future multi-channel formats. These
inputs are rated from 10Hz to 100kHz for high resolution audio sources such as SACD, DVD-Audio, HD-DVD, or Blu-ray.
Speaker Terminals: All of the receiver's
speaker terminals are binding posts. They are not 5-way binding posts because a
plastic collar prevents their use with spade lugs.
XM: This proprietary terminal
allows you to connect and optional XM Mini Tuner and Mini Tuner Home Dock.
iPod Connection Terminal: You can connect and play an iPod
that has Apple's Dock connector using the optional Denon ASD-1R iPod dock
(033ASD1RBK, 033ASD1RWT) or iPod network dock (033ASD3N, 033ASD3W).
Room-to-Room Remote Jacks: The receiver
has a mini-jack input for use with an optional Denon RC-616 IR re-transmitter.
The adjacent room-to-room output is for future use.
Front Panel (V.Aux) Inputs: This unit features stereo audio and composite video
inputs on the front panel for conveniently connecting a game console or
The receiver has a standard 1/4" headphone jack on the front panel for private
listening. When headphones are plugged in, the receiver's speaker and preamp
outputs are automatically turned off.