My more than 35 years old Fritzel antenna elements look new after a . /71 the 4 cm diameter traps of the (FB FB FB were only. FRITZEL FB Specifications, electrical, 20m-Band, 15m-Band, 10m-Band. Elements, active in band number, 3, 3, 3. Boom Length active for band in use λ. 15 Jahre alten FB33, den ich nächste Woche zusammenbauen möchte. Bei den Maßabweichungen schreibt Fritzel Elementlänge ±10mm und bei Abständen .
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The tubing must be well heated and we both use an electric hot air gun.
EA5UJ – Mi estación: Fritzel FB
It is a matter of good finishing by degreasing, for example with Dreft detergent and then rinsing with warm water and drying with a hair dryer.
Remember when replacing the traps that the coils with the least windings are for 10 m. This PDF file contains the most recent sizes of radiator, director, reflector and mounting examples.
The gain was better swr was better too.
If you want to replace the aluminium look for companies that provide fencing for farmers. Fritzell I never had a reflector so that the sizes are missing in this article. In contrast to the contact of coil with tube, is visual inspection of the connection to the rod antenna not to perform.
Amateurfunk Forum – Archiv
Fitzel production of antennas by Mr. It’s about the traps with a diameter of 4 cm, not the newer type with a diameter of 5 cm.
Ich betreibe einen FB33, den ich etwa gekauft habe. So I would advise buy a M2 or Fluid motion Steppir. Deswegen tut sich auch kaum etwas wenn die Antennen gedreht werden 73 Peter.
Hat einer ne Idee? The traps are made with soft aluminium wire. There are baluns for even more power in the market. I took fbb the original tiny voltage balun and installed a home made current balun.
Only my director was available for measurement. Assembling is much easier, because the holes are drilled and everything is fixed with screws. Of the latter, the length depends on the year of production.
Radiator bf Reflektor mm. The antenna is solidly built and does a good job. FB33 Direktor ist nicht beschrieben, sorry 73 Peter. Vy 73 de Eckart. HOFI continued the production or sale of Fritzel products. Bought a used 5 el tribander, Fritzel FB53, which was up in the air for over 10 years and not being used anymore.
Oxidation created pits and bumps on the elements.
Amateurfunk Forum • Elementabstände Fritzel FB33
For an antenna which has been in operation for close to 30 years, the wear and tear is negligible; proof of good workmanship. Even dirt will not stick easily on the outside. When the antenna is remounted you’re not the first to discover that the SWR is poor due to a wrong installed trap.
If only the tip of the plastic coil form is applied with some silicone grease you ensure that the construction remains “water resistant”.
Furthermore I found in my archives the lengths between the elements of an FB, whose production year is unknown to me. Fritzel model 83 trap, Bottom: Rain and snow does not affect the SWR. Other publishers on the internet don’t advise cleaning with metal sponges because residual fibers would cause a short circuit. The contact surface is 45 times increased compared with a wire eyelet plus rivet. Email Subscription You are not subscribed to this review. Remove oxidation, dirt and apply silicone grease as a protection to.
The previous owner blew a few running 1 KW. Fritzel is ceased because he is deceased. Hallo nochmal, habe heute die Antenne montiert, ist aber noch nicht in der Luft und ich habe sie in eine FB23 umfunktioniert, weil ich diese vorher eigentlich auch geplant hatte, aber keine gefunden hab.
Es sind 18 Seiten, aber alle brauchst Du nicht. ON4LN wrote to me: Widerrufsrecht Sie haben das Recht, erteilte Einwilligungen gem. Vorbehaltlich frizel oder vertraglicher Erlaubnisse, verarbeiten oder lassen wir die Daten in einem Drittland nur beim Vorliegen der besonderen Voraussetzungen der Art. It was about 10 years old when I bought it and it replaced the Cushcraft A3S. After the format of the baluns has also been changed.