10
Best
Shortwave Antennas
of
March 2021
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Product Highlights
- 2. use 0.5ppm tcxo: to ensure the frequency accuracy of high frequency measurement with the 0.5ppm tcxo network analyzer.
- 4. good amplitude and phase stability: the 2 customized high-performance ss405 sma rf cables provide good amplitude and phase stability.
- 1. metal shell: the metal shell can fully protect the internal precision circuit, and fully consider the protection of the external interface.
- 3. high-performance calibration kit: the network analyzer is equipped with high-performance calibration kit to ensure that the calibration swr is less than 1.03 when reaching 3ghz.
- 5. easier to carry: equipped with eva outer packaging, the network analyzer is easier to carry and store.
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Product Highlights
- The improved frequency algorithm can use the odd harmonic extension of si5351 to support the measurement frequency up to 900mhz.
- The 50k-300mhz frequency range of the si5351 direct output provides better than 70db dynamic.
- The pc control software can export touchstone (snp) files, which can be used for various radio design and simulation software.
- The metal shield is designed to reduce the external interference and improve the measurement accuracy.
- The extended 300m-600mhz band provides better than 50db of dynamics, and the 600m-900m band is better than 40db of dynamics. small and portable, easy to use, this project aims to provide an rf gadget but useful instrument for enthusiast.
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Product Highlights
- [small and portable]: its lightweight and sturdy components and unique and exquisite design maximize portability. the radiwow r-108 radio is compact and lightweight. suitable for camping in the wild, listening to radio music in the kitchen, it is a must-have for going out to parade and home life.
- [functional]: with manual search mode and automatic search mode (dual mode storage station), with automatic tuning memory (ats) mode, alarm function, sleep mode and with anti-interference switch, suitable for outdoor, kitchen, bedroom and other scenes of use.
- [the r-108 advantage]: join the 10 million+ powered by our leading technology.
- [high sound quality and high resolution]: high quality materials and components make the radio output perform well in terms of sound quality. the backlit lcd display is very convenient for night use. music lovers can try to get started.
- [what you get]: 1x radiwow r-108radio;1 x external antenna; 1 x usb charge cable; 1 x bl-5c lithium battery; 1 x english user manual (requires german,french, italian, spanish electronic manuals please contact customer service), 12 months of hassle-free service and excellent customer service.
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Product Highlights
- ▲ [product dimensions] 18.1×11.6×3.1cm. deviation (range) is 1-1.5cm. this radio has a special window illumination function, which makes it easy for radio amateurs to listen to the radio at night, and is ideal for use outdoors.
- ▲ [beautiful output sound quality]the large-bore horn, bright and beautiful sound, and equipped with horn high and low bass control switch, more suitable for listening to music, news and other different tones of radio, and the use of headphones can hear fm stereo programs.
- ▲ [brand advantage] although the number of radio manufacturers around the world is decreasing, tecsun, a long-established radio manufacturer, is still vigorously developing and releasing many famous machines and continues to introduce quality radio products.
- ▲ [product features] four ics, high quality fets and other devices have been selected to form a high performance radio circuit, thus providing high sensitivity, selectivity and very low background noise in the am/mw/fm band, with more uniform sensitivity at each receiver frequency point.
- ▲ [what you get]1 x tescun r9700dx radio;1 x dc adapter,1x headphone jack;1 x external soft antenna;1 x carrying pouch;1 x english language instruction manual with one year warranty and permanent customer service.
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Product Highlights
- Wide frequency coverage, am: 520-1700 khz, sw: 3.50-20.00 mhz, lw: 120-400 khz
- Includes various connection cables and accessories, compatible with virtually all types of radios
- Designed to enhance radio receptions in all am (amplitude modulation) bands including shortwave, mediumwave and longwave
- Powered amplication, 2 aaa batteries are required (not included)
- Indoor use only
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