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FM 68-350Mhz Quarter Wave Ground Plane Comet GP Antenna
$117.00
193 in stock
FM 68-350Mhz Quarter Wave Ground Plane Comet GP Antenna
This is portable amateur comet GP 3 antenna , also called 1/4″ Wave FM antenna for receiver and transmitter, composed with 4 pcs of Telescopic Antenna by 20-112CM long, to improve the RF gain and efficiency , increase the transmitting distance and sensitivity as receiver greatly. It is flexible to adjust the length freely by 4 pcs of Telescopic Antennas from 20 cm to 112cm each. It is smarter than the fixed element length of antenna in the market.
Note: this antenna will be sold with 50 Ohm RG174 RF Coaxial Cable Pure Copper with BNC male SMA male connectors.
With this antenna, you can fix 14″ Wave Antenna precisely to Max. transmitting efficiency by the formula: Element Length(Meters)=(300/frequency)/4,
e.g. suppose you need the transmitting frequency is 100MHZ, and then you can adjust the Telescopic Antenna element length as （300/100）/4=0.75 meter.
Also, if you use this FM antenna on this SDR unit, the sensitivity will be improved greatly and better performance on frequency 68-350MHz.
Warning: Please make sure you pose the direction correctly as follows as comet GP (Ground Plane) antenna:
Main element antenna is pulled up vertically; And other 3 ground antenna is pull out by 45 degree.
Your transmitter will be destroyed if you have the correct length and pose for this antenna.
Standard Sales Packing content:
1X Comet GP antenna without coaxial cable;
1X 50Ω Coaxial feeder wire connector, from SMA male to BNC male
- Brand Name: AISANRAY
- Certification: none
- Origin: Mainland China
- Gain(dB): 10
- Model Number: antenna
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