DISTRIBUTION AMPLIFIERS 
DDF-3101:
Dual Passive Splitter.
Dual 2 way RF splitters.
Operates in the frequency range of 0.25 MHz to 300 MHz.
Suitable for 34/45/270 Mb/s data rates.
No power required - totally passive.
Connections made by BNC connectors.
DDA-4010:
Single 1 In, 8 Out / Dual 1 In, 4 Out 3G/HD/SD/ASI
Reclocking/Non-reclocking Distribution Amplifier.
Switch selectable for single 1 in, 8 out or dual 1 in, 4 out distribution amplifier operation.
In-phase reclocked / non reclocked outputs on each amplifier.
Selectable for either 3G/HD/SD-SDI or ASI applications.
Automatic output muting on no input.
Front panel monitoring outputs.
Front panel indicators provide monitoring of presence of inputs and lock status.
Automatic changeover to second input on loss of primary input (selectable).
Optional relay bypass on loss of power.
SNMP monitoring and control.
DDA-4320:
ASI / SDI / STM-1 Path Protection & Distribution Amplifier.
For use as buffer or distribution amplifier.
4 x in-phase reclocked outputs.
Protection switching capability.
Selectable for either ASI / SDI or STM-1 applications.
Automatic input equalisation to 250m.
Automatic output muting on no input.
Relay bypass on loss of power.
Front panel indicators provide monitoring of presence of input signal at
270 Mb/s (ASI/SDI) or 155 Mb/s (STM-1).
SNMP monitoring and control.
ZDA-4320RH:
Handshake Connection ASI / SDI / STM-1 Data Amplifiers.
Redundant pair protection switching operation.
External alarms from each module.
One output bypass on power loss.
FIBRE OPTICS 
DTR-4630:
3G/HD/SD-SDI/ASI Fibre Optic Transceiver.
Transports 3G-SDI, HD-SDI, SD-SDI or ASI signal rates.
Single or bi-directional operation possible with independent transmit and receive
functions on the one card.
Path lengths up to 30 dB optical path loss using 9/125µm single mode fibre.
LED indicators and external alarm contacts.
Fibre, video and alarm connections at rear.
Remote monitoring via SNMP.
Optional on-board WDM optical combiner for use on a single common fibre.
DDT-4630 & DDR-4630:
3G/HD/SD-SDI/ASI Fibre Optic Link.
Transports 3G-SDI, HD-SDI, SD-SDI or ASI signal rates.
Path lengths up to 30 dB optical path loss using 9/125µm single mode fibre.
LED indicators and external alarm contacts.
Fibre, video and alarm connections at rear.
Automatic changeover switching of input for signal redundancy on Tx.
Remote monitoring via SNMP.
DDT-4632 & DDR-4632:
Dual 3G/HD/SD-SDI/ASI Fibre Optic Link.
2 independent fibre links.
Transports 3G-SDI, HD-SDI, SD-SDI or ASI signal rates.
Path lengths up to 30 dB optical path loss using 9/125µm single mode fibre.
LED indicators and external alarm contacts.
Transmitter (Tx) and receiver (Rx) can be used separately with 2 independent
single channel fibre Rx and Tx cards.
Remote monitoring via SNMP.
Optional on-board WDM optical combiner for use on a single common fibre.
DDT-4624 & DDR-4624:
Quad 3G/HD/SD-SDI/ASI Fibre Optic Link.
4 independent fibre links.
Transports 3G-SDI, HD-SDI or SD-SDI & ASI signals.
Hot pluggable fibre connections.
Various independent wavelength options available for use with a CWDM system.
Transmitter (Tx) and receiver (Rx) can be used separately with 4 independent
single channel fibre Rx and Tx cards.
DDT-4634 & DDR-4634:
Quad 3G/HD/SD-SDI/ASI Fibre Optic Link.
4 independent fibre links.
Transports 3G-SDI, HD-SDI or SD-SDI & ASI signals.
Path lengths up to 30 dB optical path loss using 9/125?m single mode fibre.
LED indicators and external alarm contacts.
Transmitter (Tx) and receiver (Rx) can be used separately with 4 independent
single channel fibre Rx and Tx cards.
Remote monitoring via SNMP.
Optional on-board CWDM optical combiner for use on a single common fibre.
DDT-4691 & DDR-4691:
ASI / SDI 8 Channel MUX Fibre Link.
270 Mb/s type signals, such as ASI and SDI, capability.
Automatic cable equalisation for up to 300m on each input.
Optical path loss > 27dB.
External urgent and non-urgent alarms for system monitoring.
SNMP monitoring module built in.
OFP-4010:
Fibre Optic 2x2 Changeover Protection Switch.
Automatic switching when optical level falls below a settable preset limit.
External momentary Set/Reset control.
No path change on power fail.
Local or remote control.
Front panel LED status indicators.
Optional plug in SNMP monitoring and switching module.
OFS-4020:
Optical Fibre Switcher.
5 x 1 optical switcher.
May be cascaded for expanded operation.
Wideband operation 1260nm to 1620nm.
Front panel local control.
SNMP monitoring and control.
NETWORK INTERFACE ADAPTERS 
MDC-3661:
2 Mb/s (E1) G.703 / ASI Network Interface Adapter. (MOQ applies)
2 Mb/s (E1) G.703 input to ASI output.
ASI input to 2 Mb/s (E1) G.703 output.
Selectable ASI program number.
AIS signal generated when no input is present.
MDT-3670:
ASI to ASI & G.703 Network Interface Adapter.
Wide range of ASI to ASI & G.703 conversions.
Reed Solomon encoding.
Interleaving.
Scrambling.
Packet length indication.
Selectable 188 to 204 byte conversion.
Packet stuffing with or without PCR restamping.
MDR-3670:
G.703 to ASI Network Interface Adapter.
Wide Range of G.703 to ASI conversions.
E3 or DS3 operation with automatic DS3 De-framing.
Reed Solomon correction.
De-interleaving.
De-scrambling.
Packet length indication.
MMM-4230 & MMX-4230:
4 ASI to G.703 (DS3) Multiplexer / De-Multiplexer.
Up to 4 ASI and 1 Data stream on one 45 Mb/s G.703 link.
Input rate stuffing to 45 Mb/s G.703 rate.
Selectable input maximum data rates.
Automatic input equalisation up to 300m.
Suitable for Single Frequency Network (SFN) use.
Optional SNMP plug-in monitoring and control module.
MMM-4682 & MMX-4682:
4 ASI to G.703 (STM-1) Combiner / DeCombiner.
Up to 4 ASI and 1 Data stream on one 155 Mb/s (STM-1) G.703 electrical or
optical link.
Automatic Input equalisation up to 200m.
Suitable for Single Frequency Network use.
Maintains original ASI rate, packet size & coding.
MEM-4551:
Ethernet to ASI Network Interface Adapter.
Ethernet to ASI / ASI to Ethernet conversion.
Ethernet port automatically set for 10/100/Half/Full operation.
Automatic MDI/MDI-X port.
32 ASI rates between 1 Mb/s and 108 Mb/s.
Optional plug-in SNMP monitoring and control module.
MEM-4552:
Gigabit Ethernet to ASI Network Interface Adapter.
Ethernet to ASI / ASI to Ethernet conversion.
Ethernet port automatically set for 100 Base-T or 1000 Base T operation.
Automatic MDI/MDI-X port.
Selectable ASI rates between 1 Mb/s and 213 Mb/s.
MMM-4711 & MMX-4711:
4 ASI to ASI Combiner / DeCombiner.
Up to 4 ASI streams on one ASI link.
Units may be cascaded to increase the number of ASI inputs.
Recovers transmitted ASI signal without any added PCR jitter and with
minimal user setup
Maintains original ASI rate, packet size & coding (energy dispersal scrambling,
interleaving or Reed Solomon bytes).
Suitable for Single Frequency Networks (SFN).
MDC-4910:
SMPTE-310 to ASI Network Interface Adapter.
SMPTE-310M to ASI, ASI to SMPTE-310M on the one card.
ATSC rates of 8 VSB and 16 VSB supported.
Automatic Input equalisation up to 200m.
SWITCHERS 
AMS-4172:
3G/HD/SD-SDI, ASI, G.703, Video, Audio Relay Changeover Switch.
One video and two audio changeover switches in one package.
Video path suitable for 3G/HD/SD-SDI, Analogue video, ASI,
G703 signals @ 2, 8, 34, 45, 144, 155 Mb/s, and unbalanced AES.
Audio path suitable for 2 balanced, or 4 unbalanced, audio or data signals,
and balanced AES.
Married or independent operation.
Momentary Set/Reset control.
No path change on power fail (or board removal - video only).
Local or remote control.
SNMP monitoring and control of module.
DVS-4080:
3G/HD/SD-SDI / ASI Digital Video Switcher & Router.
3G-SDI, HD-SDI, SD-SDI or ASI capable.
8x1 or dual 4x1 switching operation.
8x2 or 4x2 router setup.
Automatic muting on loss of inputs.
Front panel local control with remote control option.
SNMP monitoring and control.