Does anyone know of a source for replacement motors (115vac) for the Rotobrake model 400 rotor? I have one that has been "slightly" damaged by lightning (melted is a better description). Thank you in
Posting this for Joe. --Original Message-- From: ppraanet-bounces@mailman.qth.net [mailto:ppraanet-bounces@mailman.qth.net] On Behalf Of Dick-w0raa Sent: Thursday, March 22, 2007 2:59 PM To: PPRAA Re
Just took a Tristao 40' tubular down a few weeks ago. I am second owner and used the tower for two years in Oregon, and 6 years in Colorado. The first owner had it up about 20 years with a TH3 triban
Try Lew McCoy's book "Lew McCoy On Antennas". He mentions this method of feeding ladder line on page 39/40. I saw something somewhere about using coax as ladder line to get out of your house. Seems l
One word: Freedom The potential buyers may even be rationalizing that "if the ham can have an antenna, then maybe there are not restrictive covenants here. Maybe this would be a great neighborhood to
Nostalgia! I used a Gotham vertical while in Scotland from May77-May79 (GM5CDS) while in the Navy. Worked FB ground mounted with 2-3 random length radials. Back then, price was EVERYTHING to a young
I use marine grease for boats/boat motors that will stay pliable in cold temps. A tube obtained from a boat shop will last for years. My current tube is marine grease that also contains Teflon. I've
Reminds me of a friend looking at ads for a used Jeep. One of them came with a wench. Since he was single at the time, we tried to convince him that was a good deal. <grin> 2. A machine, for hoisting
I had to do a double take to be sure of what "winch" was in need servicing here. But I got it! HeHe! Anyone sure how to service a wench looks OK? http://cgi.ebay.com/TRI-EX-CRANK-UP-ANTENNA-TOWER-54_
Refer to "Quad Loops" or "Full Wave Loops" and you may find the delta configuration described and/or illustrated. Roger, N0VR Novice Alert: Could someone please identify which section of my ARRL Ante
Check out this link: http://ka1fsb.home.att.net/loopcalc.html To partially answer your question, the "Delta" loop is just a basic description of the "shape" of a full wave loop antenna. A full wavele
Tom (and all), that clear hot glue works great to "renew" the plastic spacing on an air dielectric coil. Don't use the hot clue with pretty metal flakes that crafters like, make sure it is the clear
Not to sound redundant here, but the common "customer service" accolades in this thread are centered around "calling" SteppIR on the phone. "Reach out and touch someone" Where have I heard that befor
I use a similar method but I "pot" the connectors with hot glue as the "middle" layer instead of using the self-vulcanizing (or rubberized) tape. I just thoroughly cover the first layer with hot glue
So true! The only way I've overcome that problem is to make connections and seal them on the ground before I put things "in-the-air". Then it's just a matter of routing cables to wherever they are de
Marc, I think I heard once that the politically correct term for brown nosing is now "Networking" :-)) As to your question, take a look at the spacing recommendations from GM3SEK's very good treatise
I Googled this as you suggested and it appears to be a really nice product. I noticed that the minimum cable diameters for the different products in the series match the most common feedline diameter
predecessor to the A4) back in the early 80's, I had a trap installed 180 out with similar swr results. Your traps may be much better marked as to which end goes toward the boom, but mine were not.