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Explorer 3250HD High-Definition Interactive Set-Top
3
Specifications
Feature Benefits
Analog Component HDTV Outputs Provides YPbPr outputs for quick and easy connection to most HDTV sets
Dual Audio Outputs with Composite
Video Output
Allows simultaneous connection to the audio inputs on the HDTV as well as
the audio and video inputs on a VCR
DAVIC Reverse Path Data
Transmitter
Allows IP-based, real-time two-way communication between the 3250HD
and the headend
Enables cable service provider to offer two-way services such as Internet
browsing, video-on-demand (VOD), subscription VOD (SVOD), e-mail, and
real-time chat
MPEG-2 MP@HL Digital Video Allows decompression and presentation of audio and video
Decompression Delivers video resolutions up to 1920 x 1080
Dolby
Digital Audio and MPEG-1
Audio Support
Supports leading digital audio standards
PowerKEY
®
Conditional Access
System
Provides digital security using an RSA encryption algorithm that
mathematically matches pairs of keys
PowerTV
®
Operating System with
HTML Client Engine
Offers stable operating system and open Application Programming
Interfaces (APIs) to support native applications and third-party middleware
applications
Allows upgrades using a network download
Enhanced Graphics Engine Displays up to 65,000 colors simultaneously
Enables high-resolution 640 x 480 IPG graphics while simultaneously
scaling MPEG-2 video
Automatic Scaling of MPEG-2 Video
for IPG Window
Powerful 32-bit RISC Processors Features a 166 MHz (166 MIPs) processor to perform tasks and applications
quickly
Over 40 MB Memory 8 MB Flash, or 16 MB available as an option
16 MB Applications DRAM, or 32 MB available as an option
16 MB Media DRAM
4 KB NVM
64 and 256 ITU J.83 Annex B QAM
Support
Supports open standards for QAM delivery and demodulation
Analog and Digital Service Tuner Allows both analog and MPEG-2 digital channels to be tuned and displayed
DAVIC Compliant Integrated Cable
Modem
Provides a high-speed data forward path to the 3250HD
Both Internal Security
Microprocessor and Smart Card Slot
Provide hardware-assisted conditional access options with capability to
upgrade the security, if ever needed
Macrovision
Copy Protection
Support
Activation allows cable operators to add another layer of copy protection
software, called Macrovision, that restricts subscribers from copying
protected transmissions such as VOD and SVOD to the analog composite
outputs
(continued on page 4)
Scales MPEG-2 video for optimal viewing in
the IPG window regardless of whether the
subscriber is watching an HD or SD channel
on either a widescreen or standard 4:3 TV