whatstem 3D Dinosaurs Painting Kit with 12 Dinos for Kids Age 3-15, Arts and Crafts Kits Drawing Toys with Dinosaurs Set Creativity Gifts for Boys and Girls
Awesome Educational Toys and LCD Writing Tablet 2 in 1: Multi-functional kids doodle board is a creative educational learning toy, toddlers can freely release natural instincts, enjoy drawing, writing, and learn to imitate, spell words at any time and place without making a mess on the ground or walls. When your child has a CHEERFUN LCD drawing board, a magical world will show you. Perfect interactive toys to inspire your kid's creativity and show you their interesting imagination.
Unique Dinosaur Gifts for Boys Girls Stocking Stuffers: CHEERFUN LCD writing tablet is Gift Wrap Available and designed with super cute Dinosaur pattern, is an amazing gift for toys for 3 4 5 6 7 8 years old girls and boys. Personalized colorful LCD writing tablet gift for boys girls back to school, Valentines Day, Easter, birthday, and Christmas! Magic Toddler Toys Stocking Stuffers for Kids.
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[Upgraded] AURSINC NanoVNA-H Vector Network Analyzer 10KHz -1.5GHz Latest HW Version 3.6 | HF VHF UHF Antenna Analyzer Measuring S Parameters, Voltage Standing Wave Ratio, Phase, Delay, Smith Chart
...w can have the measurement data or the screenshots saved in the it at anytime. Added battery circuit management, more secure. Redesigned PCB, you can connect to mobile phone with Type C-Type C cable( original PCB needs OTG cable), see a clear HD image on your phone. Added a case, which is protective and dust-proof. Disply: 2.8 inch TFT (320 x240).
[IMPROVED FREQUENCY ALGORITHM: The improved frequency algorithm can use the odd harmonic extension of si5351 to support the measurement frequency up to 1.5GHz. The 50K-300MHz frequency range of the si5351 direct output provides better than 70dB dynamic, The extended 300M-900MHz band provides better than 60dB of dynamics, and the 900M-1.5GHz band is better than 40dB of dynamics.
[MULTIPLE FUNCTIONS] The default firmware main function is used for antenna performance measurement. The TX/RX method can measure the complete S11 and S21 parameters. If you need to obtain S12 and S22, you need to manually replace the transceiver port wiring. Designed a practical and simple control application on PC, you can download touchstone(SNP) files for radio design and simulation software.
[STRONG AND SECURE POWER SUPPLY] This VNA is battery powered or USB powered.
Built in 650mAh battery, could work for 2 hours continuously, if ....