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SWITCH-R165A
Series 3000
Model #SWITCH-R165A
Audio/Video – IF/RF Relay Panel
Instruction Manual
CATV Switching and Control
DAWNco • 3340 S. Lapeer Rd • Orion, MI 48359-1320 • Ph (248) 391-9200 • Fax (248) 391-9207 • sales@DAWNco.com
You are entitled to the manufacturer's limited express warranty, if any, that accompanies the product. DAWNco makes no
additional or independent warranty. All other warranties, express or implied, including the warranties of merchantability and
fitness for a particular purpose are disclaimed. We do our best to be accurate. We are not responsible for any typographical,
photographic or technical errors. See "Policies for DAWNco" under the "Answers" button at the DAWNco web site.
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Summary of Contents for Dawnco series 3000
- Page 1 CATV Switching and Control DAWNco • 3340 S. Lapeer Rd • Orion, MI 48359-1320 • Ph (248) 391-9200 • Fax (248) 391-9207 • sales@DAWNco.com You are entitled to the manufacturer's limited express warranty, if any, that accompanies the product. DAWNco makes no additional or independent warranty.
- Page 2 Frequency Charts DAWNco • 3340 S. Lapeer Rd • Orion, MI 48359-1320 • Ph (248) 391-9200 • Fax (248) 391-9207 • sales@DAWNco.com You are entitled to the manufacturer's limited express warranty, if any, that accompanies the product. DAWNco makes no additional or independent warranty.
- Page 3 Specifications RF Isolation > 60 dB @ 950 MHz. Attenuation +/- 1 dB 0 to 950 MHz See Attached Graphs. Power Requirement 100-240VAC +/- 2%, 50/60Hz supplies +12V DC @ <300mA (UL approved wall supply included.) Control Inputs Contact Closure to GND or logic input Absolute Maximum Input Voltage +12 VDC Logical High Input Voltage +7 VDC...
- Page 4 General Instructions Mounting: The 3000R-165 requires a minimum of 1.75 vertical inches of space in a standard 19” wide EIA equipment rack. Slide the unit into the rack frame and secure it, using the 3000R/22M mounting hardware supplied with the unit. Connections: 1.
- Page 5 APPLICATIONS In its simplest form, the R165A is nothing more than a multi-contact relay capable of switching away from signal A and connecting to signal B. There are 4 independent relay sections in each R165A. All sections of the relay are of the mechanical type with no active circuitry involved in the signal path. Each relay in the R165A is internally divided into 2 sections –...
- Page 6 control, and DTMF (telephone) control. Other devices can be used for controlling the R165A as long as they provide the proper signaling. Control by Time The R165A can be directly connected to MFR# R153 program timers so that program signals can be switched according to time schedules at the broadcast point or headend.
- Page 7 Matrix Configuration The four sections of the R165A can also be wired to provide matrix switching capability from 1 X 3 to 1 X 5. Triggering of each section connects a specific input to the matrix output. Video connections are shown in the following graphic. Audio connections would be made in a similar fashion.
- Page 8 Front Panel View Rear Panel View Section View...
- Page 9 This graph demonstrates the isolation from a switch that is OFF to the output. [10 db per division, 0 to 1000 MHz] DAWNco • 3340 S. Lapeer Rd • Orion, MI 48359-1320 • Ph (248) 391-9200 • Fax (248) 391-9207 • sales@DAWNco.com...
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