They do make bidirectional overrunning clutches: http://www.hilliardcorp.com/products/motion-control/industrial-clutches.aspx Al AB2ZY ________________________________________ From: TowerTalk <towert
Don't we all! Skunked again this year! Al AB2ZY I still need KP2 !!!! _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@
The defeat of the Nazi's assisted by this analog technology has almost passed completely from living memory. Rotary encoders are a fraction of the price and already signal compatible with digital sys
Double "D" knockout/chassis punch is the required tool. Don't know what diameter F connectors are offhand, but the tools are readily available and come in a variety of sizes. Don't be shocked by the
DSM makes Dyneema fiber, not finished products. Ropes made of Dyneema can be produced anywhere in the world. I'm not saying the Chinese ropes are not knock offs of some sort. But nearly every rope in
Why do you think it is a problem that needs solving? Concrete is heavier than water and displaces it. Concrete cures by hydrating, not drying. Contractors deal with water in excavations all the time
https://poconos.craigslist.org/for/d/york-rohn-and-american-tower-new-and/7138446769.html I'm looking to put up a "quick" 35' bracketed tower for 6 & 2m antennas. The freight to ship 4 lengths of 25g
Until I can purchase the parcel of property next door, I'm limited in setbacks and height to a 35' bracketed tower that will hold an M2 5el 6m Yagi and a cheap Hy Gain 2m Yagi for 6m VHF contests and
https://lmgtfy.com/?q=glue+teflon Another possibility is Gorilla Glue. It works on all kinds of things, including plastic. Again, maybe you could test this on a piece of Teflon and see what happens (
If you seal the ends there is no convection to replace the air to introduce any additional water vapor. Condensation is a non-issue anyway. There are literally millions of mile of installed conduit i
I'm refurbishing an old F12 C-3 that is currently disassembled, and looks like it has been for at least a decade. The tower it is going on isn't here yet and won't be for a few weeks. I'd like to ass
Ray Conrad, NM2O, has a few nice ones for sale down the road from me. He's selling that QTH. I don't know about shipping to Canada, but send him an email if you like. Al AB2ZY <Well since it is almos
Use pulleys and counterweights. Or a spring. Al AB2ZY Has anyone used SS wire rope for an antenna conductor in a wire antenna such as 80-10 OCFD? I use trees for supports and want to end the breakin
Why remove them? Al AB2ZY In the process of reducing my tower / antenna farm there are now several control and coax cables that I would like to remove. The problem here is they are fed from the outsi
I've had a "new" (never used) HAM IV and controller I bought on eBay a decade ago. Recently put up a short tower with a C3, 6M and 2M yagis and decided to use it. The back of the controller says Tele
Thanks all. The manual I was using shows an address in Starkville, so I guess it refers to an MFJ era device that is a different design even though it looks exactly the same. Al AB2ZY Al. The push pu
My bad. It is a push-on push-off. Al AB2ZY I'm working on a unit from a SK estate....the switch, is it push/pull? The unit I have acts like a pushbutton, you can push it in, but it doesnt stay in....
I want to make sure I'm not missing something. I have a short tower with 3 antennas - a 7el 2m, 3 el 6m and an old F12 C3 (3 interlaced 2 el 20-15-10) Ham IV and HyGain controller. With the exception
I had two intermittent noise sources that the NB was marginally effective on. One was the dishwasher, the other a flat screen TV. Not plasma, but an older LCD fluorescent backlit model. Al AB2ZY I do
12-24 is not that unusual, though unless space was at a premium I would just use 1/4" fasteners in their place. My local hardware stores stock that size, though I'm not sure about SS. McMaster Carr h