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Topic: Distribution frame


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In the News (Fri 25 Dec 09)

  
  Distribution frame - Wikipedia, the free encyclopedia
In telephony, a distribution frame is a closet or area set aside which contains equipment which multiplexes users' transmission mediums over a higher-capacity medium.
In broadcast engineering, a distribution frame is a location within an apparatus room through which all signals (audio, video, or data) pass, with the ability to arbitrarily route and connect sources and destinations between studios and other internal and external points.
Because the frame may carry live broadcast signals, it may be considered part of the airchain.
en.wikipedia.org /wiki/Distribution_frame   (264 words)

  
 Distribution Form Frame   (Site not responding. Last check: 2007-10-07)
The exponential distribution, also known as the waiting-time distribution, describes the amount of time or distance between the occurrence of random events (such as the time between major earthquakes or the time between no hitters pitched in major league baseball).
The distribution is used in the analysis of variance and is a function of the ratio of two independent random variables each of which has a chi-square distribution and is divided by its number of degrees of freedom.
The Gumbel distribution, a special case of the Fisher-Tippett Distribution, is particularly convenient for extreme value distribution purposes, and it may be used as an alternative to the normal distribution in the case of skewed empirical data.
ic.net /~jnbohr/java/CdfDemoArgs.html   (1657 words)

  
 Main and intermediate distribution frame
The main and the intermediate distribution frame (MDF) is designed for connection between subscriber lines and connection lines of cable telecommunication network and station equipment.
Bilateral distribution frame (repartitor) "Borima"(1) - the construction is used at technical possibility and designer 's decision, as main distributor of exchange with bigger capacity (is recommended over 4000 telephone posts).
Arrangement (position) of the backmount frames: horizontal backmount frames for subscriber side - in the upper part of the construction; vertical backmount frame for network side - in the lower part of the construction.
borima.infotel.bg /borima/menu8-eng.htm   (382 words)

  
 Research Bulletin 1995-2   (Site not responding. Last check: 2007-10-07)
Since the frame is manufactured with convolutions in the front horns that are designed to crush during an impact, this portion of the frame should not be straightened after being collapsed in a collision.
Since frame gauge thickness varies between models according to gross vehicle weight rating, it is important that the correct replacement frame horn be ordered for the specific model being repaired.
Depending on the drivetrain option and which frame horn is being replaced, certain mechanical components such as air conditioning or fuel lines and other brackets may have to be removed to gain the proper access.
www.tech-cor.net /AutoResBulletin/1995-2/1995-2.htm   (1511 words)

  
 ET/HDLC User Manual for BSD/OS and FreeBSD   (Site not responding. Last check: 2007-10-07)
Emerging Technologies' Frame Relay protocol operates transparently to the user, however a basic conceptual understanding of the interaction of the IP and the Frame Relay subsystems is critical to proper configuration and operation.
Lets assume that the local frame relay interface address is 192.45.1.1 and the target router's interface address is 192.45.1.2, and that the frame relay connection had been configured by the network provider on DLCI 16.
Also suppose that you are connecting (via frame relay) to a router with an ethernet address of 198.17.1.1 that is on a class 'C' network of 198.17.1.0.
www.rdrop.com /docs/etinc-hdlc/bsdman.htm   (7125 words)

  
 ADF 26" Interconnect Frame, Telect, Inc. Official Website.   (Site not responding. Last check: 2007-10-07)
The ADF Interconnect frame IC is designed and optimized for serving as the centralized point for directly connecting network element ports together (typically with custom length jumpers), with no intermediate patch cord.
Interconnection is the most common form of deployment of fiber optic distribution frames.
Each frame is fully NEBS certified, lightweight, and offers the ultimate in flexibility and ease of use.
www.telect.com /index.cfm?object=6092   (552 words)

  
 Evertz - 500FR - EXPONENT - Compact High Density Distribution Frame
This advanced rack frame design can house up to 16 of the 500 series distribution, conversion and processing modules in any combination.
Special care was taken during the design process to ensure that the 500FR meets the demanding needs of television studios today and has sufficient flexibility to satisfy the emerging demands of the future.
Thus, there is no need for time consuming re-cabling nor is there need to have access to the rear of the frame to replace or exchange modules.
www.evertz.com /products/500FR.php   (308 words)

  
 Evertz - Evertz Hardware Platforms
The 7700FR-C Multiframe is a 3RU frame designed to house up to 15 single slot modules and the 7701FR Multiframe is a 1RU frame designed to house up to 3 single or dual slot modules both in various combinations and configurations.
The Compact Distribution Frame allows extraction of the modules from the front without compromising performance even at 1.5Gb/s.
The Evertz 5000 and 9000 series frames are compact 1RU frames with front panel control and a large range of functions.
www.evertz.com /platforms.php   (264 words)

  
 The Media Lab NETWORK
The central hub of the Network is the Master Distribution Frame.
Local Distribution Frames are the hub for a Laboratory area and the office suites surrounding that lab.
Patch Panels are located in each Local Distribution Frame (LDF), as well as each IDF and the MDF.
www.svisions.com /ml/network.html   (698 words)

  
 IEC: Automating Distribution Frames   (Site not responding. Last check: 2007-10-07)
To date, despite strong interest in implementing automated distribution frames, there have been technology limitations that have hampered service providers from actually deploying these types of devices.
This means that for any-to-any non-blocking connectivity to be maintained, the ratio of frame ports to subscribers must grow at a geometric rate.
An automated distribution frame solution that can grow linearly to keep pace with subscriber growth rates is more cost-effective and easier to deploy than one that grows exponentially.
www.iec.org /online/tutorials/frames/topic04.html   (501 words)

  
 ET/HDLC User Manual for BSD/OS and FreeBSD   (Site not responding. Last check: 2007-10-07)
Unfortunately, this happens to be a very poor method for Frame Relay, particularly because it is inefficient and cumbersome when the number of channels is large.
Frame relay lines are configured in the same manner as Point to Point serial lines using the frame relay configuration file format:
Frame lines have a 4th letter which indicated the line#, where 'a' = line 0, 'b' = line 1, etc. The 'unit' specifies the DLCI.
www.rdrop.com /docs/etinc/bsdman.htm   (6458 words)

  
 MDF - Main Distribution Frame, Master Data File, Menu Definition File
A main distribution frame may also carry protective devices as well as function as a central testing point.
Main Distribution Frame is a frame at which interconnections are made between the transmission network and the copper system.
A distribution frame on one part of which terminate the permanent outside lines entering the central office building and on another part of which terminate the subscriber line multiple cabling, trunk multiple cabling, etc.
www.auditmypc.com /acronym/MDF.asp   (659 words)

  
 FOR-A Products Directory 2005 - Video & Audio Distribution   (Site not responding. Last check: 2007-10-07)
It enables one input with seven-way distribution or two systems of one output with three-way distribution for analog composite signals.
It enables a system of one input with seven-way distribution or two systems of one input with three-way distribution for analog audio signals.
The ADA-205A is a high performance balanced audio distribution amplifier capable of producing up to 5 stereo outputs from 1 stereo input and up to 10 monoral outputs from 1 monaural input.
www.for-a.com /sub_html/p_cat_video_distrib.html   (544 words)

  
 [No title]
A fixed component covers the costs of housing the main distribution frame and the costs of the rooms needed for cabling into the building of the exchange or the concentrator unit.
These costs are distributed between annual service demand levels in order to cost network elements in terms of call minutes or annual costs for the provision of subscriber lines.
Costing does not cover distribution and customer administration costs in the case of special network access since these costs are highly customer-specific and hence not accessible within the framework of a generic model.
www.itu.int /ITU-D/study_groups/SGP_1998-2002/SG1/StudyQuestions/Question_12/RapporteursGroupDocs/000/006e4.doc   (4977 words)

  
 Ericsson - Fiber Distribution Frame System for BYB 501 cabinet
Fiber Distribution Frame system is an optical interface suitable in generic Ericsson BYB 501 building practice.
The standard BYB 501 frame can be ordered for 16 up to 128 optical systems.
Depending on customers need, the frame is delivered with either termination units only, or with storage units intended to handle excess lengths of patch cords.
www.ericsson.com /products/hp/Fiber_Distribution_Frame_System_for_BYB_501_cabinet_pos.shtml   (104 words)

  
 Glen Kramer - Research
MCI backbone: This packet distribution was provided by Cooperative Association of Internet Data Analysis (www.caida.org), courtesy of kc claffy.
To obtain Ethernet frame size distribution, the packet sizes should be modified to include 18-byte header (DA:6 bytes, SA:6 bytes, Length/Type:2 bytes, and FCS:4 bytes).
CATV head-end (upstream) and CATV head-end (downstream) This packet distribution was made available by Dolors Sala of Broadcom Corporation.
wwwcsif.cs.ucdavis.edu /~kramer/code/pcktsize.html   (201 words)

  
 Fibtelco - Home
Optical distribution frame is used for termination,interconne-located within a central office or hub, distribution frames act as the interface between the outside plant and active electronics.
Basic functions performed by modules within the frame are patching, splicing, cross-connection and/or storage.
The Distribution frame is fully customizable to suit diverse needs of network management, and features exceptional connection density within a small footprint.
www.fibtelco.com /odf.htm   (251 words)

  
 Communications News: Fiber frame - Advanced Distribution Frame from Telect - Brief Article - Product Announcement   (Site not responding. Last check: 2007-10-07)
The Advanced Distribution Frame (ADF) is a fiber-optic distribution system specifically designed for high-fiber-count central offices, gateways and large enterprise applications.
The ADF offers 2,304 terminations in a 26"-wide frame using small form factor LC connectors, or 1,536 terminations in a 26"-wide frame using SC connectors.
The ADF features 30 mm or greater bend radius protection throughout the entire frame, and complies with OSHA laser light safety standards, with all of the connections safely embedded in the frame's trays to prevent accidental laser radiation exposure.
www.findarticles.com /p/articles/mi_m0CMN/is_8_38/ai_77398553   (252 words)

  
 C&D Tech Powercom HYPERON
Hyperon 6,000 amp rated PDF (Primary Distribution Frame) with an integrated 10,800 amp bay to bay bus structure, supporting up to 18 TPL fuses, expandable to 54, utilizing the Series 100 controller.
Hyperon 6,000 amp rated PDF (Primary Distribution Frame) and 6,000 amp rated SDF (Supplemental Distribution Frame) with an integrated 10,800 amp bay to bay bus structure supporting up to 36 TPL fuses, expandable to 54, utilizing the Series 100 controller.
4203L.A1 Hyperon 6,000 amp rated SDF (Supplemental Distribution Frame) is used with List 1 or 3, the SDF is mechanically identical to the PDF (110.4203L.1 or L.3), except the controller is not required.
www.battery-usa.com /C&D_Tech_Powercom_HYPERON.htm   (1492 words)

  
 [No title]   (Site not responding. Last check: 2007-10-07)
Primary Distribution Backbone Cable Plant - COPPER Complete the appropriate information for primary outside cable ‘copper’ distribution which originates at a dial central office or point of demarcation on your base.
Primary Distribution Backbone Cable Plant - FIBER Complete the appropriate information for primary outside cable ‘fiber’ distribution which originates at a dial central office or point of demarcation on your base.
Primary Distribution Backbone Cable Plant - FIBER (cont’d)# strands multi-mode fiber# strands multi-mode in use # strands multi-mode spareTenants/Organization served (please list on reverse as necessary)  Describe transmission termination equipment  Section 5.
www.defenselink.mil /nii/org/cio/ciolinks/metrics/appxk.doc   (1530 words)

  
 Advanced Distribution Frame (ADF), Telect, Inc. Official Website.   (Site not responding. Last check: 2007-10-07)
Telect's Advanced Distribution Frame (ADF) is a fiber distribution frame system that is scalable from 72 to 2,304 terminations.
Frames, modules, cable management, and accessories combine to create an ultra high-density optical distribution system engineered to accommodate emerging technologies in high fiber count locations.
The ADF solves several major problems service providers encounter when deploying large volumes of fiber in space-constrained environments with scalability, high termination density, ease of use, and exceptional cable management that provides protection for high-bandwidth fiber.
www.telect.com /index.cfm?object=6096&op=377,713,6096   (204 words)

  
 distribution, eyewear distribution, sunglass distribution, eyeglass distribution, eyewear frame distribution, sunglass ...   (Site not responding. Last check: 2007-10-07)
IIS Canada distributes sunglasses to multiple retail channels, ranging from premium retailers such as department stores, general merchants, specialty stores and optical retailers, to value retailers, including mass merchants, supermarket and drugstore chains.
IIS Canada eyewear effectively blocks all of the A, B, and C ultra-violet rays of the sun.
For more information on our Distribution Service please contact us, a representative will reply to your inquiry briefly.
www.iiscanada.com /distribution.htm   (257 words)

  
 intermediate distribution frame - a Whatis.com definition
An intermediate distribution frame (IDF) is a free-standing or wall-mounted rack for managing and interconnecting the telecommunications cable between end user devices and a main distribution frame (MDF).
For example, an IDF might be located on each floor of a multi-floor building routing the cabling down the walls to an MDF on the first floor.
Here's an example of how intermediate distribution frames are placed in one college building.
whatis.techtarget.com /definition/0,289893,sid9_gci213773,00.html   (141 words)

  
 Ericsson - Distribution Frame DF-OVP for indoor RBS
Ericsson - Distribution Frame DF-OVP for indoor RBS
The Distribution Frame NBA 101 025/xx (DF-OVP) enables a standard interface for all indoor macro GSM and WCDMA RBS for the incoming external alarms and transmission cables.
For all indoor GSM RBS and RBS 3402 the distribution frame will protect and connect the external alarm cables and transmission lines.
www.ericsson.com /products/hp/Distribution_Frame_DF_OVP_for_indoor_RBS_pos.shtml   (204 words)

  
 [No title]
Note that distribution one is a special case of distribution two, just with a divisor of 1.
*/ return_value = 1; } else { /* * For distribution two, we change the probability divisor * depending on whether a frame was generated or not.
If the random number is less than the actual probability, * the frame is generated.
vorlon.cwru.edu /~rpk3/new_hw2.c   (1132 words)

  
 J/PSI   (Site not responding. Last check: 2007-10-07)
The decay angle Theta_J/psi is the angle between the positive muon and the direction of the J/psi in the lab frame.
The angle Theta_B is the same angle as seen in the B rest frame.
Compared to the B frame, the distribution in the lab frame remains flatter after being weighed by 1 +/- cos^2(theta_B)
ppewww.ph.gla.ac.uk /~waschke/cdf/jpsi/polar   (255 words)

  
 TMS Distribution - Frame Grabbers
Ultra low-cost frame grabber for standard analog monochrome or color video acquisition.
Low-cost frame grabber for monochrome or component RGB interlaced or progressive scan video acquisition.
High-throughput PCI frame grabber for flexible color/monochrome acquisition, with simultaneous capture to integrated display and transfer to host.
www.tmssales.com /Distribution/Frame_Grabbers.htm   (660 words)

  
 PatchAmp Patching and Distribution Systems - Distribution Frames
PatchAmp's Distribution frame (PA-3200HD) is a major advancement in high-density distribution technology.
The PA-3200HD utilizes internal coaxial connections and its low insertion loss mid plane design ensures true 75Ohm from signal in to signal out.
These kinds of attributes are needed for the proper transmission of High Definition and at the same time eliminate cross talk allowing for multiple formats in one frame.
www.patchamp.com /pa-3200HD.html   (221 words)

  
 NV500 Series Signal Distribution Frame
The NV500 frame supports any of the 500 Series modules and is available either pre-configured with rear interface assemblies or a la carte to suit a wide range of applications.
The NV500 signal distribution frame provides an economical yet versatile platform for signal distribution, processing and optical conversion tasks.
All module status LEDs are visible with frame door installed.
www.nvision1.com /Prod/Process/500frame.asp   (356 words)

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