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eHam Forums / Elmers / Cleaning bandswitch on TS-830
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on: February 24, 2006, 07:50:55 AM
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Any tips from you tinkerers out there on cleaning the bandswitch on the 830? I have an intermittent on 17 meters, and would like to clean it up. Thanks for any information! Scott C.
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eHam Forums / Boat Anchors / Expanded Receive and Transmit Mods-TS830
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on: May 06, 2003, 12:07:56 PM
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I would be curious to know if anyone has experience with the modifications done by Electronic Service Pros? They can open open up the receive and transmit audio, and modify the IF Shift/VBT circuits for use during transmit. Thanks Scott C.
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eHam Forums / Station Building / Custom Panels for Station
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on: October 29, 2002, 02:55:18 PM
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I am looking for some information on a vendor who would be able to take a template with drawings/measurements of my station equipment and create a custom panel so I could mount the radios and misc. equipment of my station, and just have the faces coming through the panel. In the back I would have it open for connecting cables and power. In fact, the panel would be mounted in a false wall and the equipment would actually be in a closet with ventilation for heat and sound proofing for the amp and power supplies and fans. Thanks! Scott C.
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eHam Forums / Elmers / Erecting Elevated Radials Question
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on: November 14, 2001, 10:08:48 PM
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Thanks very much for the responses and the tips/ideas! I have found a a source for bungee cord on a spool, along with connecting clamps, so I can make my own loops of bungee. What I have done is this.... I got a large handfull of 3/4 inch PVC "T"s. I attach the "T" to the tree around the 10 to 12 foot height by running the bungee through the top of the "T" with the stem of the "T" pointing away from the tree. After the bungee is tightened and secured with a crimp-on clamp, I use a hook to pull a loop of the bungee cord out through the stem of the "T", and run the radial wire through the center of the loop.(the wire I am using is #14 insulated (THNN) wire) When I release the loop on the bungee, it tightens around the radial wire, and secures it against the opening on the stem of the "T". (It takes some trial and error here to get the right tension. If you tighten the bungee too far, it tends to pull the wire into the "T". This arrangement allows me to adjust the tension as the tree grows, does not injure the bark, does not put metal in the tree, and seems to keep quite good tension on the radial wire. If the tree moves occasionally, I can go back occasionally and pull the radials out to re-tighten them. I may install a pulley at the end of each radial with a counterweight as an additional tightening device. The other thing I have found; when using elevated radials over the ground here, it helps to have an additional ground screen below the radials. Particularly if the vertical is "shortened", as mine is. Thanks again, for the very useful information, and the helpful suggestions. Regards, Scott
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eHam Forums / Elmers / Erecting Elevated Radials Question
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on: November 13, 2001, 03:52:34 PM
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I am installing 8 elevated radials for an Inverted "L" antenna,(for 160 meters), and I am looking for advice on setting up the elevated radials. I have my attachment point directly under the vertical section of the "L" and about 9 feet off the ground. My radials, (right now), are 136 feet long. (I will be shortening them to resonance) I would like to keep the radials about 9 to 10 feet off the ground for their entire length, and my suspension points will be tree trunks on a semi-wooded hillside. The maximum space I will have to span, unsupported, is around 40 feet. What techniques are being used to keep the radials in the air? I can imagine nailing electric fence insulators into the sides of the trees, about 10 feet off the ground and tying the radials to the insulators, but I wondered what methods are in common usage, and what works best? Thanks very much!
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eHam Forums / Elmers / How to hook up a tone board in the TR-7950?
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on: January 24, 2001, 10:33:07 AM
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I have a tone board for my TR-7950, but I do not have a manual that indicates where the 3rd party board should be installed. Anyone out there with a manual they could check, or someone who could email me instructions? I am using the Communications Specialists SS-64 board and I do have the connector wiring, I just don't know where to connect it to the 7950. Regards, and Thanks very much!
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