Portable All-wave Radio Receiver HAMGEEK SDR Dreamkit V2D Handheld Receiver with 100KHz-2800MHz Built-in Speaker Supports PC
Direct purchase from the factory 
Malipo Salama Yanahakikishiwa
Zawadi ya Bure
Sera ya Usafirishaji
Sera ya KurudishaZawadi ya Bure
Karibu Roymall, tovuti yako ya kitaalamu ya kununua zawadi za hifadhi ya duka. Tunathamini na kushukuru msaada wako, na tunataka kuonyesha shukrani yetu kwa kuongeza kipengele cha msisimko wa ziada kwa ununuzi wako. Unaponunua nasi, sio tu utapata bidhaa za hali ya juu zinazoboresha maisha yako, lakini utapata pia zawadi ya bure ya kipekee kwa kila agizo lako. Tayari kuchunguza mkusanyiko wetu na kupata zawadi zako kamili? Chunguza uteuzi wetu wa bidhaa za hifadhi ya duka, weka agizo lako na subiri msisimko wa zawadi yako ya bure kufika pamoja na ununuzi wako.Sera ya Usafirishaji
Tutafanya kazi kwa bidii kukufikishia bidhaa baada ya kupokea maagizo yako na kuhakikisha zinafika salama. Maelezo ya uwasilishaji yatakuwemo kwenye barua pepe yako ya uthibitisho.Kwa hali ya kawaida, maagizo huchakatwa ndani ya siku 2. Katika hali maalum, yanaweza kucheleweshwa kama ifuatavyo: Unapoagiza Jumamosi, Jumapili au siku za likizo, itacheleweshwa kwa siku 2.Kwa kawaida, inahitaji siku 5-7 za kazi (Jumatatu hadi Ijumaa) bila kuathiriwa na ucheleweshaji wa ndege au mazingira mengine.Kwa sababu huduma yetu ya usafirishaji ni kimataifa, muda wa uwasilishaji utategemea eneo lako, kwa hivyo inaweza kuchukua muda na tafadhali subiri kwa subira ikiwa uko katika wilaya au nchi za mbali.1. Sera ya Kurudisha na Kubadilisha
Tunakubali tu bidhaa zilizonunuliwa kutoka roymall.com. Ikiwa unanunua kutoka kwa wasambazaji wetu wa ndani au wauzaji wengine, huwezi kuzirudisha kwetu. Bidhaa za mauzo ya mwisho au zawadi za bure hazikubaliki kwa kurudisha.Ili kuwa na haki ya kurudisha, bidhaa yako lazima isitumike na iwe katika hali ileile uliyoipeleka. Pia lazima iwe kwenye pakiti ya asili.Baada ya kupokea maagizo ya kurudisha kutoka kwetu, tafadhali pakiti bidhaa zako zilizorudishwa na kuacha kifurushi chako kwenye ofisi ya posta ya ndani au mtoa huduma mwingine wa usafirishaji.Tutachakata bidhaa yako ya kurudisha au kubadilisha ndani ya siku 3-5 za kazi baada ya kuipokea. Rudi pesa itachakatwa na kuwekwa kiotomatiki kwenye njia yako ya awali ya malipo.Hakuna kurudisha au kubadilisha kunaweza kukubaliwa ikiwa bidhaa ilitengenezwa kwa maagizo maalum, ikiwa ni pamoja na saizi maalum, rangi maalum au uchapishaji maalum.Ikiwa unahitaji msaada zaidi, tafadhali wasiliana nasi. service@roymall.com au Whatsapp: +8619359849471
2. Sera ya Kurudisha Pesa
Utapata rudi pesa kamili au stoo 100% ya stoo baada ya kupokea na kukagua kifurushi kilichorudishwa. Rudi pesa itachakatwa kiotomatiki kwenye njia yako ya awali ya malipo.Tafadhali kumbuka kuwa gharama za usafirishaji na ushuru wowote au ada hazirudishiwi. Gharama za ziada za usafirishaji hazirudishiwi mara tu kifurushi kimetumwa. Wewe ndiye mwenye jukumu la kulipa ada hizi na hatuwezi kuziacha au kuzirudisha, hata kama agizo litarudishwa kwetu.Mara tu tutakapopokea na kuthibitisha bidhaa yako iliyorudishwa, tutakutumia barua pepe kukujulisha kuwa tumepokea bidhaa yako. Pia tutakujulisha kuhusu uthibitisho au kukataliwa kwa rudi pesa yako.Ikiwa una shida yoyote kuhusu mchakato wa kurudisha pesa, tafadhali wasiliana nasi. service@roymall.com au Whatsapp: +8619359849471V2D is used for:
- Searching and listening to radio sessions on amateur bands
- Listening to VHF (FM) radio stations
- Radio monitoring
- Radio transmitter tuning
- PC as SDR set-top box with 12 MHz sample rate and 5 MHz bandwidth
- Educational process in universities
Specification:
- Firmware version: V2.12
- Frequency range: 100 kHz-2800 MHz
- Bandwidth spectrum baseband: 1 - 2 - 3 - 5.3MHz
- Bandwidth IF spectrum: 25 - 50 - 100 - 250 - 450KHz
- Frequency resolution: 1Hz
- ADC bit depth: 16bit
- Sensitivity: 0.25uV
- Control range of low noise amplifier: 0-30dB
- Control range of attenuator: 0-30dB
- Input impedance 50 Ohm switchable to HI-Z
- Reference oscillator TCXO: u00b10.5 ppm
- Operating modes: CW, AM, AMS, LSB, USB, DSB, NFM, WFM/STEREO
- Fixed filter bandwidths for WFM: 100, 200, 300, 400 kHz
- Adjustable filter bandwidths for WFM: 50 kHz-450 kHz
- Fixed filter bandwidths for AM, AMS, NFM: 4, 6, 8, 10, 20 kHz
- Adjustable filter bandwidths for AM, AMS, NFM: 2 - 25 kHz
- Fixed filter bandwidths for LSB, USB, DSB: 1.8 - 2.0 - 2.4 - 2.7 - 3.3 kHz
- Adjustable filter bandwidths for LSB, USB, DSB: 1 - 5kHz
- Fixed filter bandwidths for CW: 0.25 - 0.3 - 0.5 - 1.0 - 1.5 kHz
- Adjustable filter bandwidths for CW: 0.1 - 2 kHz
- Display graphics scalable: Baseband - IF1 - IF2 (MPX) - Waterfall - Audio - S-Meter
- Additional functions: AGC, noise reduction, squelch, notch filter, 5 band equalizer with presets.
- Fixed step sizes: Off, 100Hz, 1KHz, 5KHz, 6.25KHz, 9KHz, 10KHz, 12.5KHz, 25KHz (User freely adjustable)
- Alphanumeric frequency memory: 125
- Tuning wheel with push function
- Antenna connector: SMA
- Built-in 2W speaker & headphone output in stereo
- Screen size: 4"
- Touch display
- Screen resolution: 800x480 pixels
- Computer mouse connection via USB-C
- Battery capacity: 5000mAh
- Battery life: approx. 4h
- PC connection interface: USB 2.0 type C for updates & control via various SDR programs
- Aluminum housing powder coated
- Dimensions (LxHxD): 150 x 81 x 27 mm
Package Included:
1 x HAMGEEK Dreamkit V2D
1 x Touch input pen
1 x USB C charging/PC cable
1 x SMA extension cable
1 x English instruction manual
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