Audio Database


Marantz PS4500 45,000yen(September, 2004 release)

The AV amplifier which carries 7ch power amplifier and the newest format.

Surround decoders, such as Dolby Pro Logic IIx, digital termination service96/24, are carried. Moreover, circle surround IBM PCN II which are digital termination service Neo:6 of Dolby Digital EX, digital termination service-error second corresponding to a discrete 6.1 and a matrix 6.1, and a 6.1ch matrix format and 6.1ch matrix surround is carried.

The AAC decoder is carried, a Dolby Pro Logic IIx treatment is performed, and a 7.1ch play is also possible.

TruSurround Headphone which can enjoy multichannel surround by headphone is carried.
Moreover, the three-dimensional effect can be enjoyed also from the monophonic source or the stereo source.

Multichannel stereo mode and virtual surround (TruSurround) are carried.

The same straight in-line power amplifier is carried in all the 7ch.

Convergence-Sublayer49400 which is 32bit DSP by a Cirrus-Logic company is carried.
5. By this DSP supported from 1ch to 7.1ch, a highly precise decode treatment is possible also to various surround formats.

192kHz/24bit converter by a Cirrus-Logic company is adopted as design aid/analog-digital converter.

In addition to the conventional setup functionality, the simple setup functionality is carried, and all the setups are completed only by setting up the main unit of a speaker, and a size and the magnitude of the room.
These operations of the cursor key of a main unit or remote control are also possible for this functionality.

When not using the speaker termination for the surround back, it is possible to use it as Speaker B.
Thereby, a by amplifier drive is also possible.

7. It has 1ch direct external input terminal, and support the analog multi ch output-terminal.
Moreover, the 7.1ch pre-out termination is also carried.

It is possible to rectify a difference with a home theater to the source which carried HT-EQ (home theater equalizer), emphasized the high region in consideration of the sorption with the screen in a movie theater, and was recorded.

The cross over frequency of a subWoofer can be changed in three steps, 80Hz/100 Hz/120 Hz.

The up converter (composite signal -> S-Video) and down converter (S-Video -> composite signal) of a picture signal are carried.

Two wide-range component video-system selectors corresponding to HD-TV are carried.

The screw type speaker terminal corresponding to a banana plug is adopted as all the ch(es).

Pre special-NetWare-program remote control is attached.

Rear Attached

Rating of a mode
Form AV amplifier
Surround mode etc. Dolby Digital
Dolby Digital EX
Dolby ProLogic IIx
DTS 5.1
DTS ES(Discrete/Matrix)
DTS Neo:6
DTS 96/24
Circle Surround II
Multi-Channel Stereo(7.1ch)
Virtual Surround(TruSurround)
TruSurround Headphone
Output power (6ohms) Front: 105W+105W
Center: 105W
Surround: 105W+105W
Surround back: 105W+105W
Practical use maximum output (JEITA, 6ohms) Front: 130W+130W
Center: 130W
Surround: 130W+130W
Surround back: 130W+130W
DAC 192kHz/24bit
Digital input Light: Two lines
Coaxial: Two lines
Digital output Light: One line
Coaxial: One line
Multichannel direct input 7.1ch
Pre out 7.1ch
Analog I/O Input: Seven lines
Output: Four lines
Headphone jack One line
S terminal input/output Input: Two lines
Output: One line
Composite input/output Input: Four lines
Output: One line
Component input Two lines
Monitor output Component: One line
S terminal: One line
Composite: One line
Power consumption 320W (Electrical Appliance and Material Safety Law)
0.8W (standby power requirement)
The maximum Dimensions Width 440x height 162.3x depth of 387.5mm
Weight 12.0kg
Adjunct Pre special-NetWare-program system remote control