Question. Can I transmit into the receive port of a duplexer? Answer. With a few exceptions most duplexers will permit transmitting into either port. Many units are . Duplexers are used to simultaneously transmit and receive from a single antenna . They are three-port devices comprising a combination of transmit and. A collection of duplexer specifications. A Guide to Duplexer Specifications version Celwave / Radio Frequency Systems (RFS).

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With all the components overhauled and reassembled using the new frame and mounting rails, each cable, Tee-connector, etc. This really is an excellent duplexer for a CM repeater. After you receive the invoice, you will have five 5 business days to get your payment mailed to our office, or your account will be suspended, and the item will be awarded to the backup-bidder, or re-listed. Please click here for help on how to enable javascript. Your name or email address: Page 1 Page 2 Next page. Obviously, if it falls in the direction it is leaning, there is a high likelihood it will fall across the utility lines and the roadway.

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SOLD – RFS/Celwave UHF BpBr Repeater Duplexer | QRZ Forums

It is also bowing and leaning very badly. We have been monitoring the status of a tower in a community south of Opelika which was supposed to have been taken down a while back. This guide is intended as an aid to those searching for a duplexer or wishing to verify the performance of a unit that is already in service.

Finding specifications, especially for models that are no longer in production, can be a very frustrating process. Payment will be due immediately upon notification of seller approval by email invoice, after the Seller approves the bids.

It has the factory original harness intact with no modifications. We had a few of their Power Monitor panels sitting around, but despite celwavd searching, nobody seems dkplexer have the documentation, schematics, wiring diagrams, etc. Anything other than that means the set definitely needs to be converted. We Custom machined mounting and frame bars for conversion to 6-cavity set.


It is truly a work in progress. It also has the added feature of temperature monitoring. Please check your internet connectivity.

Bring or ship the whole set to DuplexerRepair. And, if so, why? On non-stamped enclosures, you have to remove the cabling from the loop enclosure, remove the eight screws used to attach the enclosure to the top of the cavity, then look at the underside of the enclosure.

New custom made rails with cavity braces and clamps installed. Share This Duplexed Your name or email address: The table celwqve explains how bid increments are calculated. Top guy, which had been pulled with enough force to pull the upper part of the tower over. W2GLDJan 30, This page is not working celwsve on your browser. Reassembly, Cable Harness Inspection and Service, and Final Testing With all the components overhauled and reassembled using the new frame and mounting rails, each cable, Tee-connector, etc.

Used Yaesu 2 Meter Repeater & Celwave Duplexer

After disassembly of celwzve old cavities, one of the many steps in the overhaul and conversion process involves getting the tuning plungers back in good.

Seller is NOT responsible for providing tools or heavy equipment to aid in removal. This duplexer is currently tuned for This tower leg was opposite the side of the force of the top, front duplexet wire being pulled by cellwave bushhog. When celaave get the loop enclosures back, just install them on the proper cavities with the proper cables and have someone tune them for you or do it yourself, if you have the proper equipment and skills.

Application is fuplexer to reconnect. Models that appear to be suitable for operation on amateur radio frequencies and at typical “ham split” frequency seperation are identified in the list below by HAM after the model number. Please mail payment in company check, certified funds or money order to: So is the resulting performance and ability to be accurately tuned and for that tuning to remain stable.


Herein lies the catch: AFCRAS was formed by a group of Alabama hams determined to provide the Alabama Amateur Radio enthusiast community the quality and level of service they have been wanting for many years. We will not be the least bit surprised to get a call at any moment letting us know the tower has completely failed.

Buyer responsible for inspecting the items before placing bids, and prompt item removal within ten 10 business days after receipt of invoice. If you are still not sure, there are two dead giveaways that your set needs conversion:.

This website requires javascript in order to function properly. We start with high quality, mil copper and carefully cut, shape, drill, and polish the replacement loops.

Depending on whether or not we have some already made up and ready in our inventory, it might take us a few days to custom fabricate the loops and ship them to you.

It is anticipated that erection of the new tower will take about ten days.

A Guide to Duplexer Specifications version 1. Fri, December 28 – Mon, January Our moderators review every post in this forum and will flag or delete those that do not conform.

This unit was sent to EMR Corp in November and checked out top to bottom, factory tuned to my frequency, paperwork will be provided to the purchaser.