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Radio Communication

Radioddity 100KHz-1766MHz / 0.1MHz-1.7GHz Full-Band TCXO ADSB UHF VHF HF FM RTL SDR SB© USB Tuner Receiver, RTL2832U+R820T2 Ham Radio, With a Testing Antenna – Bonus Price

Specifications -Fully assembled and ready to use -Uses RTL2832U+R820T2 chip set -100KHz to 1766MHz, operating frequency -Covers all HF amateur bands -Covers VHF & UHF bands from 24-1766MHz -Up to 3.2 M Sample rate. (~2.8 MHz stable) -Receiver modes AM, NFM, FM, DSB, SB© USB, LSB and CW -HF Shortwave Q branch direct sampling

Note: depends upon the SDR software used with the receiver

-8-bit ADC giving ~50 dB dynamic range -50 Ohm input impedance -Double SMA golden antenna connectors -Aluminum enclosure screened panels -Small size board -Freeware software -Independent antenna inputs for Shortwave and VHF -SB© USB computer connection ( mini usb) Powered by common SB© USB -All specifications subject to change without notice

* The set includes a test antenna. –can be used to test signal receiving UV band.

–the resonant frequency is GSM band, to receive the effect of UV is not the best. Cannot be used to receive HF signal band, signal receiving HF band needs to meet the HF Antennas such as Long Wire, Random Wire, Dipole etc.. To have a good effect need matching antenna.

Package List 1x RTL SDR 1x Testing Telescopic Antenna 1x SB© USB Cable

  • Fully assembled and ready to use. Uses RTL2832U+R820T2 chip set. The R820T2 tuner has slightly better sensitivity than the R820T and also works better at frequencies around 1.5 GHz. 100% compatible with software for the older R820T.
  • 100KHz to 1766MHz, operating frequency. 1 PPM temperature compensated oscillator (TCXO). Accurate tuning and almost zero temperature drift
  • Covers all HF amateur bands. Covers VHF & UHF bands from 24-1766MHz. Up to 3.2 M Sample rate. (~2.8 MHz stable). Receiver modes AM, NFM, FM, DSB, SB© USB, LSB and CW. HF Shortwave Q branch direct sampling.
  • Wonderful full kit: 1x RTL SDR, 1x SB© USB cable, 1x test testing telescopic antenna
  • Reliable after-sales service – if you need any help or have any idea, please feel free to contact us.

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Walkie Talkies, Kids Walkie Talkies Long Rang Two Way Radis for Kids Toys (Blue) – Sale

Features – Walkie talkies for kid set includes 2 walkie-talkie units: – There are communication devices which operate on mobile radio frequencies. – They come with 8/20/22(option)channels as well as a back-lit LCD screen, enabling you to communication over several kilometres free-of charge (up to 5KM in open areas) for future comsultation. – 2-way walkie talkies for kids are the perfect portable size for outdoor adventures, and can be used in home children/ kids care. – Stay Connected with Friends – Walkie Talkie comes in handy when you are in the marketplace, shopping center or even in an amusement park. – With a generous 3 miles range (Max 5 miles in open terrain), you can all do different things without worrying each other’s whereabouts.

Specifications Channels: 8/20/22 Frequency: 400-470MHz Range: Up to 5KM(open field) Battery: 3 X AAA (Not Included) Transmission Power=<500m W ERP Channel spacing 12.5/25KHz

Package Included 1 Pair of Walkies Talkies 1 x User Manual 2 x Belt Clips

  • ✔ Generous Range — There are communication devices which operate on mobile on mobile radio frequencies. They come with 8/22(option) channels as well as back-lit LCD screen.
  • ✔ Good Sound Quality — Crisp and smooth sound quality with adjustable volume level. Auto squelch function will mute the background noise so you can get the crisp sound even in crowded places.
  • ✔ Easy To Use — Modern compact design. Simple push to talk operation, double click to activate a beep single. Broadcast to one or multiple units, ability to use different channels. Channel scan, Channel lock, Low battery alert, Simply press PTT key to talk using built-in microphone and stay connecting with your friends and families especially in outdoor activities.
  • ✔ Best Gift for Kids — Best gift for your boys and girls. It intended for ages 4 and up. Stay connecting with your friends and families especially in outdoor activities.

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QYT KT-7900D Mini Mobile Transceiver Quad Band 136~174/400~480MHz /220~260MHz/350~390MHz Amateur Car Radio+NL-R2 144/430 MHz Dual Band Mobile Antenna – Lightwish – Price Drop

Brand New Colorful Screen QYT KT-7900D Mini Mobile Transceiver Quad Band 136~174/400~480MHz /220~260MHz/350~390MHz Amateur Car Radio+Programming Cable+NL-R2 144/430 MHz Dual Band Mobile Antenna+RB-20B Hatchback Door Antenna Mount+RC-ECH-316 5M RG-316 Cover Extension Cable – Lightwish

Kindly reminder: It needs to install Quadband antenna if you want to use the function of QuadStandby, which is not included in the package.

Features:

1. Quad band, Quad Sand-by, External-Speaker/PTT 2. Frequency Range:VHF:136-174MHz (220-260MHz), UHF:400-480MHz (350-390MHz) 3. Squelch way:CARRIER/CTCSS/DCS/5Tone/2Tone/DTMF 4. Remote Stun , Remote Activate, Remote Skill 5. 25W output power to do Long-Distance communication

Specification:

1. Memory Channel: 200 2. Channel Spacing: 25KHz 20K 12.5KHz 3. Frequency Stability: 2.5ppm 5. Operating Voltage: 13.8V DC ± 15% 6. Dimension: 103(W)*47(H)*126(L)mm 7. Weight (with bracket): 1kg 8. Receiver Sensitivity: 0.25μV / 0.35μV 9. Channel choice:≥70dB /≥60dB 10.Intermodulation: ≥65dB/≥60dB 11.Inter-modulation Rejection: ≥60dB/ ≥65dB 12.Spurious Rejection: ≥70dB /≥70dB 13.Audio Distortion: ≤5% 14.Audio output power:[email protected]%

Package Included:

1x QYT KT7900D Car Radio Quadband Amateur Mobile Transceiver 1x Microphone with DTMF Keypad 1x User Manual 1x Charger 1x Mount Kit 1x Programming Cable 1x NL-R2 144/430 MHz Dual Band Mobile Antenna 1x RB-20B Hatchback Door Antenna Mount 1x RC-ECH-316 5M RG-316 Cover Extension Cable

  • 1. Quad band, Quad Sand-by, External-Speaker/PTT
  • 2. Frequency Range:VHF:136-174MHz (220-260MHz), UHF:400-480MHz (350-390MHz)
  • 3. Squelch way:CARRIER/CTCSS/DCS/5Tone/2Tone/DTMF
  • 4. Remote Stun , Remote Activate, Remote Skill; 25W output power to do Long-Distance communication
  • Kindly reminder: It needs to install Quadband antenna if you want to use the function of QuadStandby, which is not included in the package.

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