Smiley 1/2 wave antenna

Author: lfry

August undefined, 2024

Web23 Apr 2011 · It is a dual band antenna with centre loading and is 93cm (36 inches) long when extended. It looks and feels a better quality antenna than the NA-767. It also performs slightly better on 2m, giving your handheld a … Web2 Jul 2011 · Enter Smiley Antennas. I’ve been buying their products for many years. ... the Smiley 2 m 1/2-wave telescopic (for my Yaesu FT-60R) and the Smiley Super Stick II 2 m …

Bought Sigma Venom 5/8 Silver Rod, Performance Review To Follow

http://amateurradiotech.com/smiley-halfwave-2-meter/ WebSince one wavelength equals 360 degrees, the length I need is 57.5 (146/360) = 23.32 feet. This length will satisfy my goal of a 50 ohm SWR less than 2:1. I can add any reasonable Number of 1/2 wavelengths (N*57.5/2) and still have a 50 ohm SWR of less than 2:1. ruthies in arlington va

Smiley 270 Dual Band Antenna - Amazon Web Services

WebSmiley Antennas – BetterSafeRadio Smiley Antennas are highly-tuned, durable, medium to high-gain, USA-made mini, whip, duck and telescoping antennas for GMRS, HAM, MURS, … Web2.1. Antenna length based on the following formulars: 1/2 λ dipole (feet)= 468 / frequency in Mhz. 1/2 λ dipole (meters) = 142.65 / frequency in Mhz. Full wave loop (feet) = 1005 / … Web13 Feb 2024 · An ideal 1/2 dipole antenna will have a 2.14dB increase of radiated power compared to a 1/4 GP. That is a bit more than a 50% increase. To make a real dipole, that is a balanced antenna, properly connect to the coax, that is unbalanced, you must use a balun. is chocolate carbohydrates

Smiley antenna on KG-935 : r/gmrs - Reddit

Web14 May 2024 · BJ radionut said: Referenced to a center-fed 1/2 wave dipole, which is the industry standard, the Antron 99 has a NEGATIVE gain of 0.3 dB." So using these figure in … WebBecause it gives you a 5/8 wave on UHF, it gives superior performance to the 1/4 wave rubber duck on UHF. But before you jump at this antenna, it is important to understand it … is chocolate candy high in cholesterolWeb17 Oct 2024 · At 462Mhz a 5/8 wave antenna is 16 inches long. for a handheld radio's "rubber duck" a quarter wave is 6.33 inches long or a 3 quarter wave is about 19 inches … ruthies pearl street

"Web29 Nov 2024 · Smiley Antenna CO. 465 MHZ 5/8 Wave Slim Duck Flexible Rubber Coated Antenna-SMA Female Connector HAM Radio Two Way Radio Antenna 1 offer from $22.00 … " - Smiley 1/2 wave antenna

Smiley 1/2 wave antenna

1/4 vs 1/2 wave groundplane RadioReference.com Forums

WebFind many great new & used options and get the best deals for Fancasee (2 Pack) FM Antenna Telescopic 75 Ohm Screw F Type Male Plug Jack Co... at the best online prices at eBay! Free shipping for many products! Web28 Sep 2024 · This super efficient Omni-directional UHF antenna is usable in 2 positions: Fully extended as a 5/8 wave with 9 dBd of gain, or a true 1/4 wave with 6 dBd gain when …

Did you know?

Web23 Aug 2024 · For RF applications, 1/2 wave antenna will be more suitable compared to 1/2 wave antenna due to following reasons: No Ground plane is required for 1/2 wave antenna … WebIf you had an outdoor half-wave dipole antenna, cut to vibrate at that exact frequency, it would be 39 feet 2 3/4 inches long (11.957 meters long). It would vibrate in response to …

http://www.csgnetwork.com/antennagenericfreqlencalc.html WebSmiley Tri-Band HT antenna Reviews For: Smiley Tri-Band HT antenna Category: Antennas: VHF/UHF+ Omnidirectional: verticals, mobile, etc eMail Subscription Registered users are allowed to subscribe to specific review topics and receive eMail notifications when new reviews are posted.

Web29 Nov 2024 · This item: Smiley Antenna CO. 2 Meter 5/8 Wave Slim Duck Flexible Rubber Coated Antenna-BNC Connector HAM Radio Two Way Radio Antenna. $34.95. Only 10 left … WebThis steel antenna provides a OMNI directional 6 to 9 db gain and is usable in 2 positions. Fully extended or fully collapsed. It is a true 1/4 wave when collapsed & 5/8 wave when...

Web21 Mar 2024 · These antennas begin as a transmission line structure that flares out slowly, providing a low reflection transition from a transmission line to free space. The bandwidth can be very large and is primarily dependent on how gradual the transition is. One of the more interesting traveling-wave antennas is the Vivaldi antenna of Figure 2.3.5 (a).

Web21 Oct 2024 · MFJ-1714 1/2 wave end-fed dipole. A test series like this isn’t complete without trying one of the super long 1/2 wave antennas for HTs. Diamond makes one model that measures in at 5/8ths wave. However at … is chocolate candy bad for diabeticsWebThankfully, the Smiley Tri-Band Antenna works across all three major amateur radio bands: 144MHz, 220MHz, and 440MHz. In the 440MHz band, it can function as two different … is chocolate carbsWeb1 Dec 2012 · Smiley 5/8 Slim Duck 440 MHz. ID-31A Original Antenna. As to the hand-held antennas, I’ve provided photos of the ID-31A with the original antenna and the two Smiley Antennas that I’ve purchased. I tried the 5/8 wave Slim Duck first. You can order the exact frequency you want, in this case 440 MHz. is chocolate chip a homogeneous mixtureWebThe popular J-pole antenna is an example of a 1/2 wave antenna that uses a shorter matched stub along side of the primary element to act as an impedance matching network to achieve the 50 ohms. This is what I recall from my experience as a ham. I really like J-pole antenna for rapid deployment operations. ruthies foodWeb14 Jul 2024 · Sigma Venom 5/8 Wave Siver Rod CB Base Antenna The Sigma Venom 5/8 Wave is longer than 1/2 Wave. This means it will have improved performance on transmit and receive. Power Handling 1000watts Length 5.80m Gain 4.2db Impendance 50 Ohms Frequency 26-28Mhz SWR 1:1.3.1 Mounting Pole Bracket Wire Weasel sp5it Master of … ruthies recipesWeb5 May 2024 · Therefore, a 1/2-wave receiver antenna would be about 3 feet (1 m) long, and a 1/4-wave antenna would be about 18 inches (45 cm). Note that antenna length typically needs to only be approximate, not exact. For VHF applications, an antenna anywhere from 14-18 inches (35-45 cm) is perfectly appropriate as a 1/4-wave antenna. is chocolate candy high in potassiumWebSuch antenna supports high practical adoptability, keeps its high performance for a long time. And shortwave antenna supports 3-30 MHz frequency, which also supports 50Ω … ruthies portland or