D-VHS
hmdh30000u HDTV
Digital Recorder with Built-In MPEG2 Decoder
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D-VHS hm-dh30000u HDTV Digital Recorder
with Built-In MPEG2 Decoder features:
JVC Announces New “HDVideo” Recorder Capable
of HDTV Recording and Playback – the HM-DH30000U D-VHS Digital
Video Recorder
JVC, the inventor of the VHS video format
and one of the world’s leading innovators in audio-visual consumer
electronics, is introducing a new D-VHS format digital recorder
capable of recording HDTV broadcasts at full quality. Its D-VHS HS
(High Speed) mode operates on an incredible 28.2 Mbps data transfer
rate, clearly surpassing even the 19.3 Mbps ATSC standard for HDTV
broadcasts. And with its enormous 50 GigaByte capacity per cassette*
which provides 4 hours of full HD recording on a single cassette*,
it will be possible to record an entire feature-length hi-def movie
without having to change tapes midway. In addition, this model also
features the D-VHS STD mode (14.1 Mbps transfer rate) for
standard-definition digital recording in MPEG2 format, and the LS3
mode (4.7 Mbps transfer rate) which enables an incredible 24 hours
of MPEG2 digital recording per cassette*. Although D-VHS is a
totally digital recording technology separate from analog VHS, JVC
nevertheless made sure that people who buy the HM-DH30000U can
continue enjoying their accumulated analog collections too. With the
HM-DH30000U’s multi-format recording/playback capability, users
will be able record and view in analog VHS, Super VHS, and Super VHS
ET, in addition to digital D-VHS.
*Using DF-480 cassette
ATSC Format Compatibility
An important function of any video deck is
its ability to record TV programs for later viewing, or “timeshifting”.
To assure that people will be able to record and view programs in
the new HDTV broadcasting environment, the HM-DH30000U offers
“Full Spec HDTV Compatibility.” That is to say, it enables
digital-to-digital recording of 1080i, 720p, 480p and 480i ATSC
formats when connected to a digital set-top box via i.Link (IEEE
1394) terminal. And it also has a built-in MPEG2 CODEC
(encoder/decoder) to allow digital recording from NTSC analog
sources as well as digital sources such as camcorder footage in the
popular MiniDV format, to D-VHS with MPEG2 digital conversion. This
will give people the ability to archive everything digitally, from
TV programs to camcorder footage. And when dubbing from an external
analog source such as a camcorder or VCR, JVC’s Frame Synchronizer
eliminates jitter and noise from the input signal to produce high
quality dubs that can actually appear to surpass the quality of the
original. In every sense, the HM-DH30000U literally spans the
spectrum when it comes to HDTV format specifications, so users will
be ready and able to enjoy their hi-def home theater in many ways,
immediately as well as years from now.
Still early in the transition to HDTV, the
current availability of HD (high definition) broadcasts is still
relatively minimal, but in the near future such broadcasts will be
increasing rapidly.
“EchoStar's DISH Network is committed to
offering the most satellite TV-delivered high definition channel
choices in the U.S. and to that end, we plan to offer a wide set of
compatible formats for viewing,” said Mark Jackson, senior vice
president of EchoStar. “We are developing a set top box featuring
DVI outputs as well as 1394 (5C) DTCP outputs. A 1394 connection can
allow customers to record HD broadcasts in original form on a
peripheral D-VHS device. We believe that D-VHS is an ideal and
affordable recording and archiving solution for HD broadcasts and
should accelerate the overall demand for digital broadcasts.”
Due to D-VHS’s ability to allow
timeshifting of HD broadcasts, the same convenience that has won the
heart of the American household will continue as broadcasts shift to
digital. D-VHS will provide the ideal means for people to record HD
content for personal enjoyment, as expressed by Jerry C. Barbera,
Vice President, Consumer Video Division of JVC Company of America
when he said, “D-VHS is the ultimate timeshifting and archive
solution for the HDTV era. The VHS format has continually evolved to
meet the need of the consumer and D-VHS is clearly the best solution
for the HDTV customers of yesterday, today and tomorrow.”
Multi-Format Compatibility: From Analog to
Digital
With its multi-format compatibility, the
HM-DH30000U is possibly the most versatile video deck ever to be
marketed. Its D-VHS HS mode (28.2 Mbps) for high-definition
recording and playback (max. 4 hours), STD mode (14.1 Mbps) for
standard-definition recording and playback (max. 8 hours), and LS3
mode (4.7 Mbps) which lets you record up to 24 hours of programming
on a single cassette, together will cover a wide range of recording
needs. And to make sure users can continue enjoying their VHS tape
collections, this deck also has full analog recording and playback
capabilities. Super VHS, Super VHS ET and conventional VHS are all
supported so the video collection you have today won’t become
obsolete tomorrow.
To deliver the highest levels of picture
quality even in analog, Super VHS is supported by JVC’s
proprietary DigiPure Technology, a collective name for the Digital
Wide TBC (Time Base Corrector) which helps stabilize the picture of
old tapes and rental cassettes; Precision 3-D Color Circuit which
provides clear color separation and sharpens image edges; Precise
Digital 3-D YNR/CNR which improves the S/N ratio by approximately
3dB; plus the Digital R3 Picture System which applies edge
correction to the luminance signal to enhance detail. And providing
a solid foundation for this formidable list of DigiPure technologies
is a Digital 3-Dimensional Circuit with 4MB Frame Memory.
In a single deck, the HM-DH30000U has the
ability to let people enjoy all the video of the past, present and
well into the future.
Multi-Connectivity: Variety of Input and
Output Possibilities
To allow input from a variety of external
sources, the HM-DH30000U is equipped with an i.Link interface which
will allow connection of a set-top box equipped with the same output
for digital-to-digital recording. There is also a separate set of
i.Link terminals that route the input signal through a DV- MPEG2
Converter, thus allowing MiniDV video camera owners to dub their
footage over to a higher-capacity high quality format for permanent
storage. The S-Video input terminal will provide a link with
high-resolution sources with the best possible results in analog.
The other end of the equation is output, and
here again the HM-DH30000U is sure to offer a high degree of
satisfaction. First, there is the HD Component Video Output (Y/PB/PR
RCAx3pin HD Video Output for 1080i/720p/480p/480i) which makes
connection to a high-definition TV as easy as possible. Since the
signal is routed through the internal MPEG2 HD decoder, the output
signal is ready for direct connection to the Component inputs of an
HDTV, without any need for a set-top box. There is also the
capability to output the digital signal via i.Link (IEEE 1394)
terminal, so it will be possible to digitally dub exact duplicates
of non-copyrighted content, and even in cases where the recorded
program isn’t in MPEG2 format, the playback can be routed back
through the set-top box and decoded for viewing on a TV. Naturally,
it is also equipped with the S-Video and Audio/Video connectors you
would expect of a high grade video deck. And to specifically address
the audio needs of serious home theater enthusiasts, it is also
equipped with optical 5.1ch Dolby Digital and 2ch Linear PCM Digital
Audio outputs. What’s more, D-VHS allows Dolby Digital to be
reproduced at full capacity by virtue of its 640 kbps maximum
transfer rate. With absolutely superior picture quality, and
cinematic sound performance to match, it would be no exaggeration to
call the HM-DH30000U the ultimate home theater machine.
Playback Picture Format Converter
Since the HDTV environment is still in its
early stages, it is difficult to imagine that all users will have
the optimum equipment pre-installed by the time they purchase the
HM-DH30000U. That is why this model offers flexible playback picture
format conversion capabilities. So for instance, even if you
recorded at the highest quality 1080i in anticipation of a future
HDTV upgrade, you can play back and view on the 480i NTSC TV you
have now. Or, if you record in 720p, you will be able to view the
playback picture on native 720p or 1080i HDTV as well as current
480i NTSC TVs.
Recorded Format
Selectable Playback Output
1080i
1080i / 480i
720p
1080i / 720p / 480i
480p
480p / 480i
480i
480i
Easy Tape Navigation
With up to 24 hours of recording in the LS3
mode on a single cassette, users might need some help finding the
exact program or episode they wish to view. JVC’s HM-DH30000U does
exactly that with its new Video Navigation System, which stores
information on the programs you record (approx. 2000 titles maximum)
within the deck’s built-in memory, allowing quick on-screen
selection of the program you want, followed by automatic search and
playback by the deck. To watch a recorded program, the user simply
browses through the program lists – these can be listed by tape
number, program category (like movies, sports, news, etc.), or date
of recording. This smart system makes finding any program incredibly
easy, and makes this ultimate home theater machine a user-friendly
companion the whole family can enjoy.
D-Theater Ready
D-VHS VCRs bearing the D-Theater logo are
compliant with the advanced D-VHS security system developed by JVC
in order to protect the high value of digital content such as HD
software. In addition to recording and playback of HD broadcasts,
the HM-DH30000U is D-Theater compatible in order to allow playback
of prerecorded HD tapes in the future if and when they become
available.
Finally. The wait is over. The video format
that HDTV has been waiting for, will be making its way into living
rooms all over the nation, in the form of the HM-DH30000U from JVC.
Notice: The i.Link/DV connection of this
product conforms to IEC61883-1;IEC61883-2; IEC61883-4; IEEE Std
1394-1995; IEEE Std 1394a-2000; 1394 Interface Implementation
Guideline for D-VHS Version 1.00 and DTCP (Digital Transmission
Content Protection) Specification Version 1.1 (the
"Specification") and use of this product with any other
product, device, component, part or material that is not in
conformity or complaint with the Specification may not be supported.
D-VHS and the logo are trademarks of Victor
Company of Japan, Limited (JVC).
Specifications Supplement
D-VHS Recording
S-VHS/VHS Recording
Recording format
D-VHS MPEG2 HS/STD/LS3 modes
S-VHS/VHS with Hi-Fi Audio
Channel reception
VHF 2—13, UHF 14—69, CATV 113 channels
Cassette
D-VHS, S-VHS, VHS cassettes (D-VHS cassette required for
D-VHS recording)