Encoders Video Processing & Distribution MPEG-2 / H.264 SD / HD Mini Digital Video Insertion System () Patent Pending (front view) Features Dynamic PID monitoring engine prevents outages of pass through & inserted programs due to PSI changes introduced by DAC/DNCS or edge QAMs One-click configuration download & upload for fast & easy bulk configuration management Enhanced graphical interface includes step-by-step feedback during QAM tuning process RF bypass switch bypasses deletion filter & restores original QAM in case of power failure or unit reboot Cost-effectively insert locally generated MDU content (e.g. security camera or localized advertising) in digital format (MPEG-2/H.264, SD/HD, QAM/IP) Ideal for spectrum reclamation or MDUs provisioned with digital-only set-top boxes (DTA s) Scalable wall mount solution: up to 6 SD (or 3 HD) programs can be multiplexed onto a QAM channel Satisfy any digital insertion methodology: blank QAM from headend, locally deleted QAM at MDU, & underutilized QAM (add/drop) from headend - see functional application diagram Integrated QAM channel deletion filter (filter is optional) Fully integrated audio/video encoders, demodulator, multiplexer & QAM modulator/rf upconverter Hot-swappable & 2-channel encoder cards, QAM demodulator card & IP output card Possibility of mixing HD & SD encoder cards within the same chassis Allows users to deliver up to 6 SD (or 3 HD) baseband A/V inputs (e.g. security camera or local content) via multiplexed MPEG-2/H.264/QAM to the MDU in a costeffective & efficient manner; field-scalable with plug-in or 2-channel encoder cards HTTP-based GUI allows for easy set-up & control without the need for proprietary software installation Remote access & SNMP monitoring available via integrated RJ45 Ethernet interface MDU hardened wall mount enclosure with lockable front door Very flexible & easy expandable - all features are in one box with front access to all modules & connections Includes the following operational modes (set through GUI): IP output only, IP+QAM output simultaneously, & QAM output only (please see appropriate data sheet for IP/QAM specs) (open view) (closed view) www.atxnetworks.com
Ordering Information Part Number Description DVISM*CE Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3, 4, 5 or 6), NTSC/AC-3 Dolby. DVISM*CEM Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3, 4, 5 or 6), PAL/MPEG- Layer II. DVISM*CECD () Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3, 4, 5 or 6), NTSC/AC-3 Dolby and Channel Deletion Filter. DVISM*CECDM () Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3, 4, 5 or 6), PAL/MPEG- Layer II and Channel Deletion Filter. DVISM*CEQMB DVISM*CEQMA DVISM*CEQMBM DVISM*CEQMAM DVISM*CEQMBCD () DVISM*CEQMACD () DVISM*CEQMBCDM () DVISM*CEQMACDM () Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3 or 4), NTSC/ AC-3 Dolby and QAM-B Demodulator Card. Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3 or 4), NTSC/ AC-3 Dolby and QAM-A/C Demodulator Card. Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3 or 4), PAL/ MPEG- Layer II and QAM-B Demodulator Card. Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3 or 4), PAL/ MPEG- Layer II and QAM-A/C Demodulator Card. Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3 or 4), NTSC/ AC-3 Dolby, QAM-B Demodulator Card and Channel Deletion Filter. Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3 or 4), NTSC/ AC-3 Dolby, QAM-A/C Demodulator Card and Channel Deletion Filter. Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3 or 4), PAL/ MPEG- Layer II, QAM-B Demodulator Card and Channel Deletion Filter. Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3 or 4), PAL/ MPEG- Layer II, QAM-A/C Demodulator Card and Channel Deletion Filter. DVISM*CEH Digital Audio/video Insertion Unit QAM Out with * MPEG-2/H.264 SD/HD DVHDA Cards Installed ( * = Number of Cards, ie., 2 or 3). DVISM*CECDH () Digital Audio/video Insertion Unit QAM Out with * MPEG-2/H.264 SD/HD DVHDA Cards Installed ( * = Number of Cards, ie., 2 or 3) and Channel Deletion Filter. DVISM*CEQMBH Digital Audio/video Insertion Unit QAM Out with * MPEG-2/H.264 SD/HD DVHDA Cards Installed ( * = Number of Cards, ie. or 2) and QAM-B Demodulator Card. DVISM*CEQMAH Digital Audio/video Insertion Unit QAM Out with * MPEG-2/H.264 SD/HD DVHDA Cards Installed ( * = Number of Cards, ie. or 2) and QAM-A/C Demodulator Card. DVISM*CEQMBCDH () Digital Audio/video Insertion Unit QAM Out with * MPEG-2/H.264 SD/HD DVHDA Cards Installed ( * = Number of Cards, ie. or 2), QAM-B Demodulator Card and Channel Deletion Filter. DVISM*CEQMACDH () Digital Audio/video Insertion Unit QAM Out with * MPEG-2/H.264 SD/HD DVHDA Cards Installed ( * = Number of Cards, ie. or 2), QAM-A/C Demodulator Card and Channel Deletion Filter. DVISMCD () DVISMBASE DVCE DVCEM DV2CE DV2CEM DVHDA DV2DA DVDMQMB DVDMQMAC DVGIGE DVFAN DVISMRBR DVMPWRSUP DVFTXM^ Separate Channel Deletion Filter. QAM Out Base Unit/chassis (no plug-in cards or Channel Deletion Filter installed). Separate -channel MPEG-2 SD Encoder Plug-in Card ( Video + 2 Audio Inputs), NTSC/AC-3 Dolby. Separate -channel MPEG-2 SD Encoder Plug-in Card ( Video + 2 Audio Inputs), PAL/MPEG- Layer II. Separate 2-channel MPEG-2 SD Encoder Plug-in Card (2 Video + 4 Audio Inputs), NTSC/AC-3 Dolby. Separate 2-channel MPEG-2 SD Encoder Plug-in Card (2 Video + 4 Audio Inputs), PAL/MPEG- Layer II. Separate -channel MPEG-2/H.264 SD/HD Encoder Plug-in Card (Component/VGA). Baseband Audio/video Distribution Amplifier (2-way split). Separate QAM-B Demodulator Plug-in Card (Add/drop functionality). Separate QAM-A/C Demodulator Plug-in Card (Add/drop functionality). Separate Gigabit Ethernet Output Plug-in Card SFP/RJ45. Replacement/spare Fan for. Mounting Brackets for Mounting to 9 Rack. Replacement/spare Power Supply for. Optical Transmitter Module, Single 0 dbm Output Port, ^ Wavelength (^ = 6,7 46), SC/APC Connector. NOTES: () See Filter Ordering Information on page 9. Dolby is a registered trademark of Dolby Laboratories. Manufactured under license from Dolby Laboratories. www.atxnetworks.com 2
Specifications BASE PLATFORM CHASSIS OVERVIEW (Max) 3.5 H x 4.5 W x 8.75 D (34.29H x 36.83W x 22.23D cm), Wall Mount, Lockable Front Door 23.5 lbs (0.7 kg) EXPANSION CARD SLOTS 3 ENCODED S POWER SUPPLY POWER CONSUMPTION DEVICE MANAGEMENT OPERATING TEMPERATURE HUMIDITY Up to 6 SD (or 3 HD) into one QAM Channel Up to 4 SD (or 2 HD) with Gigabit Ethernet Output Card Module Up to 4 SD (or 2 HD) with Demodulator Card Module Scalable (plug-in cards with or 2 encoders per card) IEC Connector/ 90-264 VAC, 50/60 Hz 46W HTTP/SNMP Network Interface (RJ45) 0 C to +50 C (+32 F to +22 F) 0-95% (without condensation) TS MULTIPLEXER PACKET SIZE TS SUPPORT 88 Bytes QBA, AF NUMBER & TS NUMBER User Settable (Program #: -65535; TS ID: -65535) PSI / SI / PSIP INFORMATION TABLE PAT, PMT, SDT, NIT, MGT, CVCT SETTABLE PIDs PMT, PCR (0x005-0xFFE; dec. 2-890) QAM MODULATOR / RF UPCONVERTER QAM MODULATION MODULATION FORMAT RF QAM OUTPUT POWER AT MODULATOR OUTPUT (Max) RF QAM OUTPUT POWER AT RF OUT (Max) ATTENUATOR ATTENUATOR STEP -T J.83 Annex A/Annex B/Annex C 6, 32, 64, 28, 256 QAM 57.5 +/-.5 dbmv 37.5 +/-.5 dbmv 0-26 db.0 db RF QAM FREQUENCY OUTPUT RANGE () 45-870 MHz () SUPPORTED PLANS FREQUENCY STEP STANDARD, HRC, IRC 250 khz RF QAM BANDWIDTH 6 MHz (Annex B) Max. 8 MHz (Annex A/C) EXCESS BANDWIDTH SYMBOL RATE Annex B: 2% (256 QAM), 8% (64 QAM) Annex A: 5% Annex C: 3% Annex B: Automatically Set with Selected Modulation Format 5.360537 MSymb/s - 256 QAM 5.05694 MSymb/s - 64 QAM Annex A/C: max. 7 MSymb/s MER EQUALIZED (2) > 40 db (2) FREQUENCY OFFSET SYMBOL RATE OFFSET CARRIER SUPPRESSION SIGNAL/NOISE SPURIOUS TS PROCESSING FEC < 2ppm < +/- 50 Hz > 55 db > 45 db -60 db Null Packet Insertion & PCR Correction -T J.83 Annex B; DVB-C EN300429 and -T J.83 Annex A/C www.atxnetworks.com 3
Specifications (cont d) BASE PLATFORM RF INTERFACES RF IN RF IN TEST RF OUT RF OUT TEST RF IN / RF OUT PASSBAND INSERTION LOSS - TYPICAL (Max) RF IN / RF OUT RETURN LOSS TO DEMODULATOR TO CABLE MODEM MODULATOR OUTPUT TO COMBINING WITHOUT QAM DELETION FILTER WITH QAM DELETION FILTER (-20 db) (-20 db) 8.5 db @ 000 MHz 9.5 db @ 000 MHz > 5 db (-0 db) (-20 db) NOTES: () Extended Tune Range 5-975 MHz. Contact ATX for details. (2) Measured with Rohde & Schwarz EFA (FW Ver 05.33). Specifications Optical Transmitter Module DVFTXM INPUT MAXIMUM RF LEVEL 48 dbmv (Single QAM Carrier at 45-870 MHz) () RETURN LOSS 8 db (min) OUTPUT SC/APC, Port OPTICAL POWER 0.0 +/-.0 dbm WAVELENGTH User Specified: ch 6-46* MONITOR STATUS POWER Front LED 7.5W (max) 6.5 H x.2 W x 4.5 D (6.5H x 3.0W x.5d cm) 0.7 lbs (0.3 kg) NOTES: () Extended Tune Range 5-975 MHz. Contact ATX for details. * See Ordering Information. Wavelength must be provided at time of ordering. DVFTXM Typical Application Diagrams VHUB/ HUB MDU MDU PON PON MUX PON REPEATER PON REPEATER ENCODE. MUX, QAM ENCODE. MUX, QAM HUB FWD BC + NC DIG RETURN OPTICAL COUPLER RETURN TX EDFA QUAD RX PON/ FWD/RET SPLITTER 6W, 32W LOCAL VIDEO/ AUDIO INPUTS ONU/ ONT ONU/ ONT RFoG/ PON with 550nm OVERLAY 550nm FIBER DISTRIBUTION HUB 550nm 550nm 550nm ONU/ ONT ONU/ ONT ONU/ ONT LOCAL VIDEO/ AUDIO INPUTS www.atxnetworks.com 4
Specifications HD/SD Encoder Card DVHDA HD/SD Encoder Card DVHDA PUTS COMPONENT 3x RCA Female CHROMA FORMAT YPbPr 4:2:2 RESOLUTIONS 480p_60 (59.94) 576p_50 720p_60 (59.94) 720p_50 080i_60 (59.94) 080i_50 PC - VGA DE-5 Female, 5-Pin, 3 Rows CHROMA FORMAT RGB 4:4:4 RESOLUTIONS 640 x 480, 60 Hz 800 x 600, 60 Hz 280 x 720, 60 Hz 024 x 768, 60 Hz 280 x 024, 60 Hz 366 x 768, 60 Hz 400 x 050, 60 Hz 920 x 080, 60 Hz AUDIO PROCESSING (cont d) AUDIO ENCODER (cont d) BIT RATE 92, 256, 384 kbps AUDIO PID SETTING Yes (0x005-0xFFE; dec. 2-890) AUDIO PASS THROUGH AC-3 (2.0/5.) PASS THROUGH Yes (S/PDIF) 6.5 H x 0.75 W x 3.0 D (6.5H x.9w x 7.6D cm) 0.33 lbs (0.5 kg) NOTE: Dolby is a registered trademark of Dolby Laboratories. Manufactured under license from Dolby Laboratories. AUDIO INPUTS L/R TRS 3.5 mm Female, 2x RCA Adapter Female SPDI/F AUDIO STANDARD MAX S x RCA (Coaxial) Female IEC 6937:AC3 (Pass Through) 6 (5.) Pass Through VIDEO PROCESSING ENCODING MPEG-2 H.264 DVHDA ENCODE LEVEL MPEG-2 HD MP @ HL High Profile Level 5 CHROMA 4:2:0 4:2:0 BIT RATE -25 Mbps -25 Mbps COMPONENT VIDEO RESOLUTIONS VGA RESOLUTIONS 480p_60 (59.94) 576p_50 720p_60 (59.94) 720p_50 080i_60 (59.94) 080i_50 640 x 480, 60 Hz 800 x 600, 60 Hz 280 x 720, 60 Hz 024 x 768, 60 Hz 280 x 024, 60 Hz 366 x 768, 60 Hz 400 x 050, 60 Hz 920 x 080, 60 Hz VIDEO PID SETTING Yes (0x005-0xFFE; dec. 2-890) VBI PROCESSING AUDIO PROCESSING AUDIO ENCODER Closed Captions ENCODE STANDARD Dolby Digital AC-3 ATSC A/52 (2.0) SAMPLE RATE 48 khz www.atxnetworks.com 5
Specifications SD Encoder Cards DVCE / DVCEM DV2CE / DV2CEM VIDEO INPUT CVBS, NTSC / PAL () INPUT INTERFACE x BNC, 75 Ω 2x BNC, 75 Ω ENCODING FORMAT ENCODING BIT RATE TYPE VIDEO ADJUSTMENTS VIDEO PROCESSING MPEG-2, 4:2:0, MP@ML CBR Brightness, Contrast, Saturation TBC RESOLUTION HORIZONTAL 720, 704, 544, 528, 480, 352 VERTICAL 480, 576 FRAME RATE 29.97fps, 25fps () VIDEO ENCODING BIT RATE -8 Mbps GOP STRUCTURE IBBP - Length 5 VIDEO PID SETTING Yes (0x005-0xFFE; dec. 2-890) VBI PROCESSING AUDIO INPUT Closed Captions Analog, Unbalanced INPUT INTERFACE 2x RCA (pair L/R) 4x RCA (2x pair L/R) ENCODING FORMAT Dolby Digital AC-3, MPEG- Layer II () MODES SAMPLING RATE ENCODING BIT RATES Stereo, Mono 48 khz 92, 256, 384 kbps AUDIO PID SETTING Yes (0x005-0xFFE; dec. 2-890) 6.5 H x 0.75 W x 3.0 D (6.5H x.9w x 7.6D cm) 0.33 lbs (0.5 kg) NOTES: () DVCE & DV2CE provide NTSC/Dolby Digital AC-3 encoding (29.97fps); DVCEM & DV2CEM provide PAL/MPEG- Layer II encoding (25fps). Dolby is a registered trademark of Dolby Laboratories. Manufactured under license from Dolby Laboratories. DVCE / DVCEM DV2CE / DV2CEM Specifications Demodulator Plug-in Cards DVDMQMB DVDMQMAC QAM MODULATION QAM-B (-T J.83 Annex B) QAM-A/C (-T J.83 Annex A/C) MODULATION FORMAT 64, 256 QAM 6, 32, 64, 28, 256 QAM INPUT INTERFACE RF QAM FREQUENCY INPUT RANGE 54-864 MHz 47-862 MHz FREQUENCY STEP 250 khz BANDWIDTH 6 MHz 8 MHz RF QAM INPUT POWER INTO RF IN PORT 20 dbmv ± 2 dbmv INTERMEDIATE CENTER FREQUENCY 44 MHz 36.5 MHz OSCILLATOR PHASE NOISE (@0 khz) RF AGC RANGE (Typ) OSCILLATOR VOLTAGE AT DEMODULATOR CARD RF INPUT (Max) -88 dbc (min) 45 db < -45 dbmv (40 MHz < f < 900 MHz) 6.5 H x 0.75 W x 3.0 D (6.5H x.9w x 7.6D cm) 0.33 lbs (0.5 kg) DVDMQMB / DVDMQMAC www.atxnetworks.com 6
Specifications Gigabit Ethernet Card DVGIGE COPPER PORTS SFP PORTS POWER CONSUMPTION (with 4 Active Ports) 2x RJ45 2x SFP Cage ~ 4W 6.5 H x 0.75 W x 3.0 D (6.5H x.9w x 7.6D cm) 0.33 lbs (0.5 kg) BIT RATES & STANDARDS RJ45 PORTS SFP PORTS 0/00/000BASE-T & 0/00/000BASE-TX 000BASE-LX IP OUTPUT CHARACTERISTICS TRANSPORT LAYER STREAMING PROTOCOL NETWORK ENCAPSULATION TRANSMISSION NULL STUFFING UDP, RTP Multicast, Unicast DHCP, VLAN Tagging (IEEE 802.Q) -7 TS Packets per Ethernet Frame SPTS, MPTS OFF, ON (User Settable Limit) DVGIGE Specifications Audio/Video DA (2-way Split) Card VIDEO INPUT/OUTPUT DV2DA CVBS (PAL/NTSC) INPUT/OUTPUT INTERFACES x BNC (75 Ω) / 2x BNC (75 Ω) INPUT IMPEDANCE OUTPUT IMPEDANCE SERTION LOSS (0.3-2.0 MHz) INPUT/OUTPUT RETURN LOSS OUTPUT TO OUTPUT ISOLATION OUTPUT TO INPUT ISOLATION VIDEO BANDWIDTH AUDIO INPUT/OUTPUT 75 Ω 75 Ω < 0.4 db > 30 db > 60 db > 60 db > 0 MHz Analog Unbalanced DV2DA INPUT/OUTPUT INTERFACES Pair L/R / 2 Pairs L/R (Terminal Block x6) GAIN (-20 khz) INPUT IMPEDANCE OUTPUT IMPEDANCE AUDIO BANDWIDTH 0 db 22 Ω 200 Ω 50 Hz to > 20 khz 6.5 H x 0.75 W x 3.0 D (6.5H x.9w x 7.6D cm) 0.33 lbs (0.5 kg) www.atxnetworks.com 7
-20 db -0 db -20 db RF SWITCH QAM DELETION FILTER - DVISMCD* (OPTIONAL) RF SWITCH -20 db -20 db RF IN RF OUT RF IN TEST TO DEMODULATOR (PATCH CABLE) TO CABLE MODEM PLUG-IN CARDS DEMODULATOR CARD QAM DEMODULATOR ON/OFF SWITCH 90-264 VAC POWER SUPPLY RESET REBOOT MONITOR & CONTROL FAN FAN RJ-45 INTERFACE RF DETECTOR TO COMBINING (PATCH CABLE) MODULATOR OUTPUT RF OUT TEST ENCODER CARDS OR 2 ENCODER LAPTOP PC RF SWITCH -20 db TS MULTIPLEXER QAM MODULATOR RF-UPCONVERTER OR 2 ENCODER I.T.E. E325862 40RH INPUT VOLTAGE 20 VAC 230 VAC FREQ CURRENT RATING 2.4A.2A 50/60Hz Functional Schematic "UNDERUTILIZED QAM (ADD/DROP)" INSERTION RF IN RF OUT DC DVISMCD* DELETION FILTER EMPTY 6 MHz SLOT DC QAM DEMODULATOR PLUG-IN CARD OR 2- ENCODER PLUG-IN CARD TS MULTIPLEXER QAM MODULATOR RF UPCONVERTER * Application Diagram * Please see Ordering Information www.atxnetworks.com 8
DVISMCD* - QAM Channel Deletion Filter Deletes a digital QAM channel and allows a new channel to be reinserted Wide operating bandwidth Temperature stable Low frequency vibration stable Exceptionally low insertion loss 8 element design Specifications QAM Channel Deletion Filter DVISMCD* BANDWIDTH () 5-000 MHz REJECTION BELOW 500 MHz > 55 db 500 MHz to 650 MHz > 50 db ABOVE 650 MHz > 45 db RETURN LOSS > 6 db (2) IMPEDANCE TEMPERATURE RANGE HUMIDITY PASSBAND INSERTION LOSS TYPICAL INSERTION LOSS (Digital Channels) INSERTION LOSS (Analog Channels) SURGE RATING LOWER ADJACENT (Center Frequency) UPPER ADJACENT (Center Frequency) LOWER ADJACENT (Video) LOWER ADJACENT (Audio) UPPER ADJACENT (Video) UPPER ADJACENT (Audio) 75 Ω +5⁰C to +35⁰C (+4⁰F to +95⁰F).5 H x 2.0 W x 3.0 D (3.8H x 30.48W x 7.62D cm).0 lbs (0.5 kg) 0-95% (without condensation) <.5 db NOTES: () Although passband is specified to 000 MHz, if the channel to be deleted is greater than 800 MHz, the specifications in this table may not be applicable. Consult ATX for more details. (2) This does not apply within 20 MHz (average) from the channel being deleted. < db 3 db 2 db db 6 db 2 db db Ordering Information Part Number Description DVISM*CECD Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3, 4, 5 or 6), NTSC/AC-3 Dolby and Channel Deletion Filter. DVISM*CEQMBCD Digital Audio/video Insertion Unit QAM Out with * MPEG-2 SD A/V Baseband Inputs ( * = Number of Inputs, ie., 2, 3 or 4), NTSC/AC-3 Dolby, QAM-B Demodulator Card and Channel Deletion Filter. DVISMCD Separate Channel Deletion Filter. ORDERING NOTES:. Following values MUST be specified by customer at time of ordering: DC (Deleted Channel) = channel #, analog OR digital LAC (Lower Adjacent Channel) = analog OR digital HAC (Higher Adjacent Channel) = analog OR digital IC (Inserted Channel) = digital (no option as the output is digital) CT (Channel Table) = Standard OR HRC EXAMPLE: Part #: DVISM*CECD Specified by Customer: DC=37 digital, LAC=digital, HAC=analog, IC=digital, CT=Standard 2. Customers outside North America, please specify RF channel beginning & end frequency (NOT center frequency or video/audio carrier frequencies) instead of channel numbers. * Please see Ordering Information www.atxnetworks.com 9
Old Way Analog System One Channel contains one Program One channel is deleted A new program is modulated and reinserted All channels can be tuned by an Analog TV Tuner TV All original channels before the Channel Deletion Filter All original channels minus one channel after the Channel Deletion Filter All original channels plus new channels after the directional coupler DELETED DELETION FILTER CABLE TV IN DIRECTIONAL COUPLER CABLE TV OUT SOURCE MATERIAL AUDIO VIDEO MODULATOR New Way All Digital System One Channel can typically contain up to 0 programs One channel is deleted Any number of programs within that channel can be dropped One to Four new programs can be added, modulated and inserted The new channel can only be tuned with a Digital Set-Top Box S SET-TOP BOX TV All original channels before the Channel Deletion Filter All original channels minus one channel after the Channel Deletion Filter All original channels plus new channel and added programs after the directional coupler DELETED S AND OLD S DELETION FILTER CABLE TV IN DIRECTIONAL COUPLER CABLE TV OUT DEMODULATOR AND OLD S ORIGINAL S MODULATOR MULTIPLEXER DROPPED S AND OLD S 2 ENCODER S Add/Drop Application Note Products or features contained herein may be covered by one or more U.S. or foreign patents. Dolby and other non-atx product and company names mentioned in this data sheet are the property of their respective companies. ISO 900 REGISTERED 208 ATX Networks Printed in Canada Information in this document is subject to change without notice. Rev. 04/26/8 (ANW0737) ATX Networks -50 Clements Road West, Ajax, ON LS 7H4 Canada Tel: 905.428.6068 Toll Free: 800.565.7488 support@atxnetworks.com www.atxnetworks.com 0