Reviews Radio Astronomy
RTL-SDR Blog V3 R820T2 RTL2832U 1PPM TCXO HF Bias Tee SMA Software Defined Radio with Dipole Antenna Kit
- Includes 1x RTL-SDR Blog V3 R820T2 RTL2832U 1PPM TCXO HF Bias Tee SMA Dongle and 1x Multipurpose Dipole Antenna Kit.
- Great for many applications including general radio, air traffic control, public safety radio, ADSB, ACARS, trunked radio, P25 digital voice, POCSAG, weather balloons, APRS, NOAA APT weather satellites, radio astronomy, meteor scatter monitoring, DAB, classroom learning, or for use as a low cost panadapter with a traditional ham radio..
- Several improvements over other brands including use of the R820T2 tuner, improved component tolerances, a 1 PPM temperature compensated oscillator (TCXO), SMA F connector, aluminium shielded case with thermal pad for passive cooling, activatable bias tee circuit and a much improved antenna set..
- Can tune from 500 kHz to 1.7 GHz and has up to 3.2 MHz of instantaneous bandwidth (2.4 MHz stable). (HF reception below 24 MHz in direct sampling mode with reduced performance). Please note RTL-SDR dongles are RX only..
- Comes with our portable dipole antenna kit. Great for beginners as it allows for terrestrial and satellite reception. Easy to mount outdoors and designed for portable and temporary outside usage. Please do not use outside during poor weather conditions..
Check StockAstronomy Calendar 2023 -- Deluxe 2023 Space Wall Calendar Bundle with Over 100 Calendar Stickers (Science Gifts, Office Supplies)
- Deluxe Astronomy 2023 Wall Calendar Bundle with Separately Licensed Calendar Stickers..
- This 2023 Astronomy calendar is printed on premium heavyweight deluxe paper. Large grids to mark appointments and events. Observes major holidays and moon phases. This Astronomy 2023 wall calendar measures 12 x 12 inches closed and 12 x 24 inches opened..
- Includes an individually wrapped pack of separately licensed Dateworks calendar stickers. Over 100 calendar stickers to mark school events, doctor appointments, dates, vacations and more!.
- This 12 x 12 inch calendar features an opening spread with a beautiful four month (September-December 2021) calendar to plan the last four months of the year and prepare for 2023..
- A year of stunning Astronomy images. Officially licensed Astronomy merchandise. Perfect as Astronomy gifts, office supplies and desk accessories..
- 28 Pages - 06/01/2021 (Publication Date) - BrownTrout Publishers (Publisher).
Check StockVintage Never Forget Pluto Nerdy Astronomy Space Science T-Shirt
- Vintage Never Forget Pluto. Did you learn in grade school that Pluto was a planet? Pluto - Never Forget - 9th Planet Solar System Space graphic design....
- Back in My Day We Had Nine Planets. Looking for funny astronomy designs, funny astronomy outfit, i love astronomy, galaxy clothes, galaxy novelty,....
- Lightweight, Classic fit, Double-needle sleeve and bottom hem.
Check StockKINREX Yellow Fun Sun Plush Stuffed Toy - Kid Stuffed Star Toy - Measures 7\ – 17.8 cm.
- CUTE AND SOFT: This cute KINREX Sun plush toy for kids comes in a beautiful yellow color and is very soft and cuddly. The high quality of the materials, such as the super soft plush and the 100% polyester fibers, guarantee greater durability. This little astronomy friend is the softest sleep companion for kids who love soft toys and are learning about astronomy..
- PERFECT GIFT - This soft yellow sun plush for kids can also be used as a decorative piece in the nursery. A perfect toy for newborns, babies, boys, girls and great for decorating baby bedrooms, animal or astronomy, themed parties, such as birthday gifts, baby shower, birthday announcements, Valentine's Day gifts, Easter, Thanksgiving and Christmas for children..
- SUITABLE FOR: This stuffed astronomy toy makes it easier for boys, girls or babies to learn about space and astronomy at an earlier age. Our huggable designs are sized for little hands and textured to touch and explore. This soft yellow plush cannot be chewed..
- MEASUREMENTS AND QUALITY - This soft yellow sun plush measures approximately 7" / 17.8 cm. and weighs about 48 grams. This stuffed sun is easy to clean and wash. The size of this stuffed sun perfectly fits newborns, babies, children and will make them smile..
Check StockAcAliA 50 Pcs. Red Aesthetic VSCO Stickers,Self-Adhesive Decals,Paster for Bottle Helmet Binder Notebook Luggage Phone Ipad Laptop Computer Snowboard Skateboard Etc.
- Unique Celestial Theme - These stickers have a mysterious retro celestial theme, there are 46 pieces patterns for application, such as planet, moon phase, space, astrology, clock, etc. Each pattern has 4 pieces. 184 pieces in total can meet various needs..
- Premium Quality - These journaling astronomy stickers are high quality paper stickers, they can be attached to almost any smooth, flat, clean and dry surfaces and are sticky and durable, and can be torn off without damage to paper..
- Wide Application - The astronomy celestial stickers are suitable to decorate invite cards, envelopes, gift cards, calendars, planners, photo frames, albums, diary, luggage, laptop, etc..
- Practial & Good gift - They are not only decorative stickers, but also as self-adhesive tape for stick an envelopes, letters, notes. These celestial astronomy decals are supplies for school projects and diy crafts. They are good gift for astronomy enthusiasts, teens, kids to spring their love of astronomy and the universe..
- Size & 100% Guarantee - Size of square stickers: 1.61in x 1.61in (41mmx41mm) , size of rectangle stickers: 1.63x1.22inch(41.5x31mm), diameter of round stickers: 1.63in / 41.5mm.We are committed to providing you with quality products and services. If you have any problems....
Check StockKINREX Star 2 Sides Plush Stuffed Toy - Kid Stuffed Star Toy - Measures 6\ – 15.2 cm.
- CUTE AND SOFT: This cute KINREX Star plush toy for kids comes in a beautiful yellow color and is very soft and cuddly. The high quality of the materials, such as the super soft plush and the 100% polyester fibers, guarantee greater durability. This little astronomy friend is the softest sleep companion for kids who love soft toys and are learning about astronomy..
- PERFECT GIFT - This soft yellow sun plush for kids can also be used as a decorative piece in the nursery. A perfect toy for newborns, babies, boys, girls and great for decorating baby bedrooms, animal or astronomy, themed parties, such as birthday gifts, baby shower, birthday announcements, Valentine's Day gifts, Easter, Thanksgiving and Christmas for children..
- SUITABLE FOR: This stuffed astronomy toy makes it easier for boys, girls or babies to learn about space and astronomy at an earlier age. Our huggable designs are sized for little hands and textured to touch and explore. This soft yellow plush cannot be chewed. It can be happy or sad.
- MEASUREMENTS AND QUALITY - This soft yellow star plush measures approximately 6" / 15.2 cm. and weighs about 30 grams. This stuffed star is easy to clean and wash. The size of this stuffed star perfectly fits newborns, ba....
Check StockLighter May your Mercury be more Freddie and less Retrograde Tank Top
- Astronomy Freddie Outfit for women, men, youth, girls, boys, kids, toddler to enjoy quarantine. Funny Astronomy Music Funny gift for her/him to celebrate 2020 birthdays . Gift ideas for Birthday, Christmas, Halloween, Thanksgiving Mercury Planet Star.
- Funny Astronomy Music Mercury Planet Star Meme is perfect last minute birthday gift for mom dad son daughter boyfriend girlfriend grandpa grandma uncle aunt for any holiday.
- Lightweight, Classic fit, Double-needle sleeve and bottom hem.
Check StockKINREX Grey Moon Plush Stuffed Toy - Kid Stuffed Star Toy - Measures 6.5\ – 16.5 cm.
- CUTE AND SOFT: This cute KINREX moon plush toy for kids comes in a beautiful grey color and is very soft and cuddly. The high quality of the materials, such as the super soft plush and the 100% polyester fibers, guarantee greater durability. This little astronomy friend is the softest sleep companion for kids who love soft toys and are learning about astronomy..
- PERFECT GIFT - This soft grey moon plush for kids can also be used as a decorative piece in the nursery. A perfect toy for newborns, babies, boys, girls and great for decorating baby bedrooms, animal or astronomy, themed parties, such as birthday gifts, baby shower, birthday announcements, Valentine's Day gifts, Easter, Thanksgiving and Christmas for children..
- SUITABLE FOR: This stuffed star toy makes it easier for boys, girls or babies to learn about space and astronomy at an earlier age. Our huggable designs are sized for little hands and textured to touch and explore. This soft grey plush cannot be chewed..
- MEASUREMENTS AND QUALITY - This soft grey moon plush measures approximately 6.5" / 16.5 cm. and weighs about 48 grams. This stuffed moon is easy to clean and wash. The size of this stuffed moon perfectly fits newborns, babies, children and will make them smile..
Check StockSun Earth Moon Orbital Model with Light, Kids Solar System Model Astronomical Science Educational Kits
- The model is an excellent way to illustrate Earth's rotation, the planet's revolution around the sun, the seasons of the year, and the orbit of our moon - all in one!.
- This device can serve to illustrate to a young child that Earth spins on its axis, that the moon orbits Earth every 28 days, and the Earth orbits the sun once a year,Can help child's astronomy class better understand moon phases, eclipses, season, etc..
- You can learn about the 24 Solar Terms used by farmers in China,It's pretty easy, it comes in English..
- There is a raised button on the sun model, Remove the wire and push the button, the sun will give out light..
- Note: This item will be interesting to kids who are starting to get excited about astronomy, but It is not suitable for rigorous astronomy scientific research!.
Check StockABOTEC Telescope for Adults Astronomy 90mm Aperture 800mm Refractor Telescopes for Kids & Beginners 32X-400X Multi-Coated High Transmission Telescope with Carry Bag & Phone Mount &Wireless Control
- ... lens is fully multi-coated, which can enhance the brightness and clarity of image. Large aperture can collect more light and multi-coated high transmission objective lens can reduce light refract, allowing your eyes to get more light and you will see the images are clearer and brighter. Great telescopes for adults astronomy & kids 8-12 & beginners..
- 【32X-400X High Magnification】Our telescopes for adults astronomy are equipped with 3 eyepieces(K25mm / K10mm / K6mm)and a 3x Barlow lens. The telescope focal length is 800mm, so you can get 32X-400X high magnification, This magnification is enough to allow you to see the craters of the moon, Saturn and Jupiter. The telescope for adults has the 5x24 finder scope, which cross-hair lines inside makes locating objects easy..
- 【Portable & Easy to Set Up】The telescope for kids 8-12 is easy to set up, we have the detail manual and installation video, Even for astronomy beginner, kids can install it themselves without any tools.. Come with the phone adapter and wireless remote, you can take some amazing picture easily. Our telescope has a carry bag and adjustable tripod, all accessories can be put into the bag, which is easy to carry and storage for traveling..
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