Pico Macom C860 Installation And Operation Manual Download Page 2

C860

Bi-Directional Combiner

C860

Bi-Directional Combiner

2

Rev. 11/05

Ph: 800-421-6511

www.picomacom.com

The 

MACOM C860

is a professional re-broadcast grade, rack-mounted, high isolation,

passive headend signal combiner available in a 24-channel configuration. This unit
combines the outputs from multiple modulators and processors into a single common
broadband output. The high quality directional coupler design enables high isolation
between input ports, providing minimum interaction between digital and/or analog input
sources. Plug-in equalizers and attenuators provide system balancing capability and a
high isolation sub-band output port for return path applications further enhance the
versatility of this combiner. The 

C860

combiner makes it ideally suited for bi-directional

applications, such as cable modems, remote audio/video origination or other applications
where remote signal origination is returned to the headend. The 

MACOM

line is backed

by an industry leading 5-year limited warranty.

Broadband 5-1000 MHz

Broadcast quality specifications
for unparalleled picture quality

Sub-band output port provides
high isolation VHF/UHF 
ingress-free 
return path for 
CMTS and 
remote 
audio/video 
application

>18 dB return loss provides
reduced reflections for exceptional
digital signal performance

Directional coupler design 
provides improved carrier-to-
noise, system performance 
and picture quality

High -50 dB port to port 
isolation provides spurious 
carrier rejection and minimizes
undesired channel interaction,
thereby reducing picture distortion

Passive design allows 
bi-directional flexibility for 
two-way digital and analog 
requirements

Plug-in equalizers and attenuators
(included) enable uniform gain
and slope system balancing for
minimum distortion

-20 dB test port provides 
convenient access for headend
testing and system monitoring

C860 Manual.qxd  11/21/05  10:25 AM  Page 2

Summary of Contents for C860

Page 1: ...Installation and Operation Manual C860 Bi Directional Combiner Operation Manual Rev 11 05 Ph 800 421 6511 www picomacom com C860 Manual qxd 11 21 05 10 25 AM Page 1 ...

Page 2: ...tion or other applications where remote signal origination is returned to the headend The MACOM line is backed by an industry leading 5 year limited warranty Broadband 5 1000 MHz Broadcast quality specifications for unparalleled picture quality Sub band output port provides high isolation VHF UHF ingress free return path for CMTS and remote audio video application 18 dB return loss provides reduce...

Page 3: ... dB 551 1000 MHz 1 5 dB Return Loss 18 dB Impedance 75 ohms Test Point 20 3 dB Specifications Ordering Information C860 Bi Directional Combiner GENERAL Dimensions 19 L x 12 D x 1 75 H Weight 3 8 lbs Connectors F type RELATED PRODUCTS MACOM AT06 Plug in Attenuator MACOM AT09 Plug in Attenuator MACOM AT12 Plug in Attenuator MACOM AT16 Plug in Attenuator MACOM EQ06 Plug in Equalizer MACOM EQ09 Plug i...

Page 4: ... persons and serious damage to the appliance 8 Damage Requiring Service Disconnect this product from the system and refer servicing to qualified service personnel under the following conditions a If liquid has been spilled or objects have fallen into the product b If the product has been exposed to rain or water c If the product does not operate normally by following the operating instruction Adju...

Page 5: ...and monitoring 3 Output Equalizer Equalizer is inserted at this point to provide system tilt if desired 4 Output Attenuator Attenuator is inserted at this point to provide additional attenuation if desired 5 Return Output Remote signal return path is present at this port 6 FWD Out Return Input Combined RF channels are available at this port C860 Connections and Controls C860 Manual qxd 11 21 05 10...

Page 6: ...y the odd channels are combined on one row while even channels are combined on the other row of directional couplers for maximum 50 dB isolation The output of the C860 may be connected to the input of the CA 30 1000 or CA 30RK1000 The output of the amplifier is connected to the main distribution line It can also be used with the PIDA 550 PIDA 1000 or L860 when bi directional capability is required...

Page 7: ...ll be used to track your product Be prepared to provide 1 The model number and channel number of the product 2 The date of purchase 3 A specific identification of the problem Deliver the products to Pico Macom Inc or ship the products in the original packing material to the address below Include satisfactory evidence of the date of purchase Products will not be accepted by Pico Macom Inc without t...

Page 8: ...C860 8 Rev 11 05 Ph 800 421 6511 www picomacom com Installation and Operation Bi Directional Combiner C860 Manual qxd 11 21 05 10 25 AM Page 8 ...

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