{"product_id":"ailunce-hs2-hf-vhf-uhf-sdr-transceiver","title":"Ailunce HS2 HF VHF UHF SDR Transceiver","description":"\u003cmeta name=\"description\" content=\"Buy Ailunce HS2 HF VHF UHF SDR Transceiver online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\n\u003ch1\u003eAilunce HS2 HF VHF UHF SDR Transceiver\u003c\/h1\u003e\n\n\u003cp\u003eThe Ailunce HS2 is a professional-grade Software Defined Radio transceiver offering continuous frequency coverage from HF through UHF bands, enabling operators to transmit and receive across multiple frequency ranges with exceptional flexibility. Radio amateurs, emergency communication specialists, and RF engineers rely on this SDR platform to conduct field testing, spectrum monitoring, and long-distance communication experiments without switching between multiple devices. This transceiver solves the critical challenge of needing a single, portable solution for multi-band operations while maintaining the precision and reliability demanded in professional radio communication environments.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\n\u003cp\u003eThe Ailunce HS2 operates as a full-duplex SDR transceiver utilizing advanced digital signal processing to achieve seamless frequency agility across HF, VHF, and UHF bands. Unlike traditional transceivers with fixed frequency allocations, the HS2 employs software-defined architecture where frequency response, modulation schemes, and filtering characteristics are determined by firmware rather than hardware components. This approach delivers exceptional versatility, allowing operators to switch between AM, FM, SSB, and digital modes instantaneously while maintaining superior phase noise performance and receiver sensitivity specifications comparable to dedicated narrowband equipment.\u003c\/p\u003e\n\n\u003cp\u003eThe HS2 distinguishes itself through integrated dual-receiver architecture enabling simultaneous monitoring of two separate frequencies, a feature invaluable for split-frequency operations and emergency response coordination. The transceiver incorporates a high-resolution touchscreen interface, internal Li-ion battery with 8-hour operational capacity, and robust IP67-rated enclosure suitable for field deployment in demanding environmental conditions. Advanced noise reduction algorithms, automatic gain control, and configurable squelch parameters ensure reliable communication even in congested spectrum environments or during weak-signal reception scenarios.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eHF\/VHF\/UHF SDR Transceiver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAilunce\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7 days on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003e1-5 days from Bengaluru\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelivery\u003c\/td\u003e\n\u003ctd\u003e7-8 days across India\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24\/7 via Email and WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Coverage\u003c\/td\u003e\n\u003ctd\u003e0.5 MHz to 3000 MHz continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmit Power\u003c\/td\u003e\n\u003ctd\u003e5W to 10W adjustable output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReceiver Sensitivity\u003c\/td\u003e\n\u003ctd\u003eLess than 0.5 microvolts at 12dB SINAD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModulation Modes\u003c\/td\u003e\n\u003ctd\u003eAM, FM, SSB, CW, Digital modes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Capacity\u003c\/td\u003e\n\u003ctd\u003e3000mAh Li-ion, 8-hour runtime\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e3.5-inch color touchscreen LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eFull HF\/VHF\/UHF Coverage: Continuous frequency range from 500 kHz to 3 GHz enables operation across amateur radio bands, commercial frequencies, and experimental spectrum allocations without band switching\u003c\/li\u003e\n\u003cli\u003eDual-Receiver Architecture: Simultaneous reception on two independent frequencies with separate audio outputs supports split-frequency operations, cross-band repeating, and dual-band monitoring essential for emergency coordination\u003c\/li\u003e\n\u003cli\u003eSoftware Defined Radio Platform: Firmware-based signal processing allows instant modulation switching, custom filter configurations, and over-the-air updates ensuring long-term compatibility with evolving communication standards\u003c\/li\u003e\n\u003cli\u003eIntegrated Li-ion Battery: 3000mAh rechargeable battery provides 8 hours continuous operation with USB-C fast charging, eliminating dependency on external power supplies during field operations\u003c\/li\u003e\n\u003cli\u003eIP67 Environmental Rating: Dust-proof and water-resistant construction withstands submersion to 1 meter for 30 minutes, suitable for maritime, outdoor, and emergency response deployments\u003c\/li\u003e\n\u003cli\u003eAdvanced DSP Noise Reduction: Real-time digital signal processing with configurable noise gate and spectral subtraction improves intelligibility in weak-signal and high-noise environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eAmateur Radio Operations: HF SSB DXing and VHF\/UHF repeater access in a single portable unit enables radio enthusiasts to participate in contests, emergency nets, and satellite communication experiments from field locations\u003c\/li\u003e\n\u003cli\u003eEmergency Communication Networks: Dual-receiver capability with multi-band coverage supports emergency management agencies coordinating across police, fire, EMS, and amateur radio frequencies simultaneously during disaster response operations\u003c\/li\u003e\n\u003cli\u003eRF Spectrum Analysis: Wideband receiver with real-time waterfall display and frequency scanning enables technicians to identify interference sources, measure occupied bandwidth, and validate transmitter frequency accuracy during equipment commissioning\u003c\/li\u003e\n\u003cli\u003eSignal Intelligence and Monitoring: Continuous frequency coverage with recording capability allows security professionals and researchers to monitor, decode, and analyze communications across multiple frequency ranges for compliance verification and threat assessment\u003c\/li\u003e\n\u003cli\u003eEducational Radio Engineering: SDR architecture provides students and researchers with programmable platform for modulation studies, filter design experimentation, and hands-on learning of digital signal processing principles without expensive laboratory equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\n\u003cp\u003eInitial setup of the Ailunce HS2 requires charging the internal battery via USB-C connector until the LED indicator confirms full charge, typically requiring 3-4 hours for complete battery cycle. Power on the transceiver using the side-mounted power button and navigate the touchscreen menu to configure your operating frequency, select appropriate modulation mode (AM\/FM\/SSB\/CW), and adjust transmit power level between 5W and 10W output. Attach the included telescopic antenna to the SMA connector on the top panel, ensuring secure connection to maximize both receive sensitivity and transmit efficiency across all frequency bands.\u003c\/p\u003e\n\n\u003cp\u003eFor receiving operations, use the touchscreen to enter your desired frequency in MHz format, then adjust the squelch control until background noise just disappears. The dual-receiver feature is activated through the menu system, allowing you to specify a second monitoring frequency that displays simultaneously on the lower portion of the display. Before transmitting, verify your frequency allocation is legal in your jurisdiction, set the appropriate modulation mode matching your intended communication protocol, and press the PTT button on the side of the unit. For advanced operations, access the settings menu to configure noise reduction parameters, enable recording functionality, and adjust receiver bandwidth filters to optimize performance in your specific operating environment.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the actual transmit power output of the Ailunce HS2 across different frequency bands?\u003c\/summary\u003e\n\u003cp\u003eThe HS2 delivers 10W output on VHF and UHF frequencies, while HF band transmission provides approximately 5W due to power amplifier design constraints at lower frequencies. Transmit power is user-adjustable through the menu system in 1W increments, allowing operators to reduce power for QRP (low-power) operations or to comply with specific regulatory limits in their operating region. Actual radiated power depends on antenna efficiency and transmission line losses.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan the Ailunce HS2 decode digital modes like DMR, Fusion, or P25?\u003c\/summary\u003e\n\u003cp\u003eThe HS2 is capable of receiving and decoding digital voice modes including DMR, C4FM Fusion, and P25 through firmware updates and appropriate software plugins. However, transmit capability for these digital modes depends on licensing agreements and software availability. We recommend verifying current firmware version capabilities with the manufacturer before purchase if digital mode operation is critical for your application.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat antenna type provides optimal performance across the full HF to UHF frequency range?\u003c\/summary\u003e\n\u003cp\u003eNo single antenna achieves equal efficiency across 0.5 MHz to 3 GHz due to fundamental physics of antenna design. For portable field use, a multi-band vertical antenna or end-fed wire antenna works adequately across HF bands, while a dual-band VHF\/UHF antenna optimizes performance on 2-meter and 70-centimeter amateur bands. For professional spectrum monitoring applications, a broadband log-periodic antenna or discone antenna provides flatter frequency response across the entire operating range with acceptable gain characteristics.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow long does the internal battery last during continuous transmission?\u003c\/summary\u003e\n\u003cp\u003eAt maximum 10W transmit power on VHF\/UHF frequencies, the 3000mAh battery provides approximately 2-3 hours continuous transmission. Receive-only operation extends battery life to 8 hours due to lower power consumption of the receiver circuits. Mixed operation with typical 20 percent transmit duty cycle yields approximately 6-7 hours operational time. Battery performance degrades at temperatures below 0 degrees Celsius and above 45 degrees Celsius.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eOrders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return and warranty policy?\u003c\/summary\u003e\n\u003cp\u003eWe offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eWhy Buy from The Engineer Store\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eGenuine Products: Sourced directly from authorized distributors with authentication\u003c\/li\u003e\n\u003cli\u003eExpert Team: Our technical team validates every product before listing\u003c\/li\u003e\n\u003cli\u003eFast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003ePan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata\u003c\/li\u003e\n\u003cli\u003ePayment Options: COD, UPI, credit\/debit cards, net banking, EMI available\u003c\/li\u003e\n\u003cli\u003eTechnical Support: 24\/7 expert guidance via email and WhatsApp\u003c\/li\u003e\n\u003cli\u003eReturns: 7-day return policy on manufacturing defects only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuy Ailunce HS2 HF VHF UHF SDR Transceiver Online in India\u003c\/h2\u003e\n\n\u003cp\u003ePurchase the \u003cstrong\u003eAilunce HS2 HF VHF UHF SDR Transceiver\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003eAilunce HS2 HF VHF UHF SDR Transceiver\u003c\/strong\u003e with fast shipping and expert support.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43853799227555,"sku":"TES-EV02942","price":77855.2,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/Ailunce_HS2_5-228x228.jpg?v=1704192631","url":"https:\/\/www.theengineerstore.in\/zh-hans\/products\/ailunce-hs2-hf-vhf-uhf-sdr-transceiver","provider":"The Engineer Store","version":"1.0","type":"link"}