{"product_id":"malahit-atu-100-ext-antenna-tuner-1-8-50-mhz-n7ddc-aluminum-shell-0-96-inch-oled","title":"Malahit ATU-100 EXT Antenna Tuner 1.8–50 MHz | N7DDC, Aluminum Shell, 0.96 inch OLED","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Malahit ATU-100 EXT is a compact automatic antenna tuner designed to cover a broad 1.8–50 MHz spectrum. Pre‑programmed with firmware version 3.2, it emphasizes a plug‑and‑play experience with a robust aluminum alloy shell. The unit ships assembled and ready to use, with no battery required, offering a clean, field‑friendly footprint for desk setups or portable rigs.\u003c\/p\u003e\n\u003ch3\u003eDesign and Build\u003c\/h3\u003e\n\u003cp\u003eHoused in a purpose‑built aluminum shell, the ATU-100 EXT presents a durable, travel‑ready form factor. The exterior is compact and refined, while the internal layout prioritizes reliability and ease of use. A 0.96 inch OLED display delivers clear tuning readouts as you operate, helping you visualize the tuning status at a glance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomatic tuning across 1.8–50 MHz, enabling quick adaptation to different antennas and bands.\u003c\/li\u003e\n  \u003cli\u003eReady to use straight out of the box; no assembly required and a sturdy shell that is not a PCB board.\u003c\/li\u003e\n  \u003cli\u003eHigh‑quality components including SMD capacitors, C‑channel capacitors, and up to 1000V high‑voltage SMD capacitors, paired with a reliable PIC chip.\u003c\/li\u003e\n  \u003cli\u003eDurable UHF connector design supports secure, long‑lasting connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIn Practice\u003c\/h3\u003e\n\u003cp\u003eWhen paired with a compatible radio, the Malahit ATU-100 EXT can streamline tuning across multiple setups. The compact design fits neatly on a desk or in a portable rig, while the OLED readout provides a steady visual cue of the tuning status as you work.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUSB power path: a booster board converts 5V to 12V, allowing operation from a USB source or a power bank in many situations.\u003c\/li\u003e\n  \u003cli\u003ePower guidance: avoid operation below 5W for dependable tuning performance, as lower power levels may not lock reliably.\u003c\/li\u003e\n  \u003cli\u003eFirmware reliability: version 3.2 includes bug fixes relative to 3.1, reflecting ongoing refinements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cp\u003eThe package comprises the ATU-100 Automatic Antenna Tuner with shell (no battery), a DC 5.5 x 2.1 mm power cord, and a USB booster board. It is designed to work with radios and antennas that benefit from an external tuner to improve match conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What frequencies does the Malahit ATU-100 EXT cover?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Automatic tuning across 1.8–50 MHz with compatible radios; no battery needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the box for the ATU-100 EXT?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: ATU-100 unit with aluminum shell, DC power cord, and USB booster board; powered from USB or a power bank.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Malahit","offers":[{"title":"Default Title","offer_id":48406644162717,"sku":"B099ZLVV3V","price":115.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/malahit-atu100ext-front-oled-display.jpg?v=1781142601","url":"https:\/\/nexoltic.com\/products\/malahit-atu-100-ext-antenna-tuner-1-8-50-mhz-n7ddc-aluminum-shell-0-96-inch-oled","provider":"Nexoltic","version":"1.0","type":"link"}