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References: [ +from:K5RC@aol.com: 163 ]

Total 163 documents matching your query.

121. [TowerTalk] Chrome moly/SSV update (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Mon, 6 Oct 1997 20:24:40 -0400 (EDT); The yield strength and composition of 4130 varies all over the map. I provide certifications with each piece I sell. If your distributor doesn't furnish certs, you have a real crap shoot in your hand; /archives//html/Towertalk/1997-10/msg00147.html (7,925 bytes)
122. [TowerTalk] Chrome moly/SSV update (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Tue, 7 Oct 1997 09:58:58 -0400 (EDT); << The weight given for the 24 foot length is interesting. The 24 footer I bought from Texas Towers weighed in ( according to the shipping manifest ) at 155 pounds. I can lift 100 pounds...I cannot l; /archives//html/Towertalk/1997-10/msg00181.html (8,447 bytes)
123. [TowerTalk] Chrome moly/SSV update (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Tue, 7 Oct 1997 10:22:38 -0400 (EDT); << In essence the discussion was that not all 4130 was created equal, that there was some manufacturing or hardening or =something= process that altered the ultimate strength. The bottom line being y; /archives//html/Towertalk/1997-10/msg00182.html (9,551 bytes)
124. [TowerTalk] High Antenna (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Tue, 7 Oct 1997 10:30:27 -0400 (EDT); The wonderful thing about antennas is their unpredictability. At K5XI, we installed an 8 element 10 meter beam at 230'. We also have a 6 over 6 KLM stack at 100' (which, for years, was a killer anten; /archives//html/Towertalk/1997-10/msg00183.html (7,907 bytes)
125. [TowerTalk] matching bolt grades to the application (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Fri, 10 Oct 1997 12:23:32 -0400 (EDT); << Hi Ron. Just go with the grade 8 and you'll never have to worry. 73 Tom W7WHY I agree. The cost difference is insignificant, so I just keep a supply of Grade 8 cap bolts on hand. Incidently, there; /archives//html/Towertalk/1997-10/msg00286.html (7,947 bytes)
126. [TowerTalk] REAL HIGH (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Fri, 10 Oct 1997 21:19:21 -0400 (EDT); Bill; If we can extrapolate my experiences in Texas to yours in Georgia, the high antenna will likely open the band when nothing else will work. Once the band is open, experimentation will help you f; /archives//html/Towertalk/1997-10/msg00302.html (7,878 bytes)
127. [TowerTalk] antenna height (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Sat, 11 Oct 1997 11:39:48 -0400 (EDT); << 70 ft. still is the single best antenna height. de K4VUD You might want to throw in a few qualifications: 1. For a one tower station, overall good comprimise 2. Abvove reasonably flat ground 3. Ov; /archives//html/Towertalk/1997-10/msg00319.html (8,062 bytes)
128. [TowerTalk] Leveling a tower (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Fri, 17 Oct 1997 18:25:42 -0400 (EDT); Check your hardware stores for a "corner level." It has bubble levels on three axes instead of the one in a torpedo level. You can ty-wrap it to a leg and keep a continual check on level as you stack; /archives//html/Towertalk/1997-10/msg00463.html (8,027 bytes)
129. [TowerTalk] Leveling a tower (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Sat, 18 Oct 1997 22:36:08 -0400 (EDT); Let's put things in perspective. For the more common 50' to 70' tower, a bubble level will suffice. With a bit of experience and persistence, such a tower can be leveled, guys equalized adequately an; /archives//html/Towertalk/1997-10/msg00493.html (8,408 bytes)
130. [TowerTalk] Third xa (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Mon, 20 Oct 1997 12:53:49 -0400 (EDT); I have no scientific basis for this, but three-stacks of anything have never had a great reputation. AA6TT had one that never, ever, worked correctlly, even though it looked okay on paper and all the; /archives//html/Towertalk/1997-10/msg00538.html (7,911 bytes)
131. [TowerTalk] Rohn TB-3 Warning (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Mon, 20 Oct 1997 13:01:07 -0400 (EDT); It is simpler to use a muffler clamp on the mast above the tower to stop the mast from slipping while you re-rig the ropes. It will lay flat on the top of the thrust bearing and hold the weight with; /archives//html/Towertalk/1997-10/msg00539.html (7,875 bytes)
132. [TowerTalk] Re: Sloped Beverage Terminations (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Wed, 22 Oct 1997 11:19:04 -0400 (EDT); << Beverage antennas are very lossy and tightly coupled into the nearby Earth, as a result there is virtually no mutual impedance among even very close spaced Beverages. It's very simple to experimen; /archives//html/Towertalk/1997-10/msg00608.html (9,272 bytes)
133. [TowerTalk] Mast Installation (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Fri, 24 Oct 1997 11:42:10 -0400 (EDT); Bill; A 20' mast is about as long as one can safely use with a conventional 12' gin pole. Two options for longer mast is to use a piece of Rohn 25 as a bottom extension to the gin pole. The other is; /archives//html/Towertalk/1997-10/msg00690.html (7,460 bytes)
134. [TowerTalk] CATV Hardline (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Thu, 30 Oct 1997 10:09:56 -0500 (EST); << For whatever it's worth, my run of approximately 250 feet of 3/4" CATV hardline measures (with an Autek RF-1) to have 1.6 dB of loss at 28 MHz - not nearly so good as the Handbook table says it sh; /archives//html/Towertalk/1997-10/msg00790.html (8,318 bytes)
135. [TowerTalk] Fwd: [CQ-Contest] Call for Technical Articles (score: 1): Author: TOMK5RC@aol.com (TOMK5RC); Date: Fri, 31 Oct 1997 09:15:09 EST; This is a multi-part message in MIME format. --part0_878307263_boundary Content-ID: <0_878307263@inet_out.mail.aol.com.1> Content-type: text/plain; charset=US-ASCII --part0_878307263_boundary Content; /archives//html/Towertalk/1997-10/msg00821.html (8,937 bytes)
136. [TowerTalk] CATV Hardline (score: 1): Author: TOMK5RC@aol.com (TOMK5RC); Date: Fri, 31 Oct 1997 09:30:01 EST; << > Good question, Tom -- I recall a discussion here where it was argued pretty persuasively that UHFs have virtually unmeasurable loss at HF - but my feeder has 1 UHF at the Amp, another at the bul; /archives//html/Towertalk/1997-10/msg00822.html (9,091 bytes)
137. [TowerTalk] Phillystran Potting Heads (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Sat, 6 Sep 1997 09:45:42 -0400 (EDT); Mike; If the Phillystran has potting heads, it almost certainly is not the latest version that allows the use of cable clamps or preforms. The chances of you successfully cleaning out those potting h; /archives//html/Towertalk/1997-09/msg00154.html (7,667 bytes)
138. [TowerTalk] Antennas Wanted (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Wed, 10 Sep 1997 04:49:19 -0400 (EDT); Now that we discovered that there were a whole mess of old postings made to the listservers, including several for antennas that were already sold, my appetite is whet for some more antennas. Specifi; /archives//html/Towertalk/1997-09/msg00245.html (7,147 bytes)
139. [TowerTalk] Yagi (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Thu, 11 Sep 1997 09:08:20 -0400 (EDT); << IS a yagi antenna with parasitic elements which are not connected to the boom still a yagi antenna. IOW what is the nomenclature difference? The Udda-Yagi parasitic antenna design is unaffected by; /archives//html/Towertalk/1997-09/msg00279.html (7,419 bytes)
140. [TowerTalk] Direct-burial coax choice? (score: 1): Author: TOMK5RC@aol.com (TOMK5RC@aol.com); Date: Thu, 11 Sep 1997 09:23:54 -0400 (EDT); << What is my best choice for direct-burial 50-ohm coaxial feedlines? What about half-inch jacketed hardlines? X-Perts that they label "UV-Resistand/Direct Burial." Since the MIL standard for coax ca; /archives//html/Towertalk/1997-09/msg00280.html (7,587 bytes)

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