{"product_id":"johansson-kit-7422-2430-web-amplifier","title":"Johansson KIT 7422\/2430 VHF-UHF Mast-Head Amplifier – 3 Inputs, 40 dB Gain \u0026 24 V PSU","description":"\u003cp\u003eThe Johansson KIT 7422\/2430 is a mast-head web amplifier for VHF and UHF television signals. It accepts 3 VHF-UHF inputs and is enclosed in a protective box that insulates the amplifier electronics and shields against moisture, making it appropriate for outdoor or rooftop antenna installations.\u003c\/p\u003e\u003cp\u003eGain is adjustable via a potentiometer, reaching up to 40 dB on the UHF band. The unit is powered by the included 24 V power supply, which also provides 2 outputs for signal distribution.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e3 VHF-UHF inputs\u003c\/li\u003e\n\u003cli\u003eFrequency range: 170–230 MHz (VHF) \/ 470–862 MHz (UHF)\u003c\/li\u003e\n\u003cli\u003eAdjustable gain via potentiometer: 10–30 dB (VHF) \/ 25–40 dB (UHF)\u003c\/li\u003e\n\u003cli\u003eNoise figure: 3.5 dB\u003c\/li\u003e\n\u003cli\u003eMaximum output level: 105 dBmV\u003c\/li\u003e\n\u003cli\u003eNo GSM\/LTE trap\u003c\/li\u003e\n\u003cli\u003eHoused in a protective weatherproof box\u003c\/li\u003e\n\u003cli\u003e24 V power supply with 2 outputs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Benefits\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eAdjustable gain allows the amplifier to be tuned to the signal conditions at the installation site rather than applying a fixed gain that may cause overload\u003c\/li\u003e\n\u003cli\u003eWeatherproof protective box keeps moisture away from the amplifier circuits, extending service life in outdoor environments\u003c\/li\u003e\n\u003cli\u003e3 separate inputs allow combining signals from multiple antennas or directional sources before amplification\u003c\/li\u003e\n\u003cli\u003e105 dBmV maximum output level accommodates distribution to several receivers without signal degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Johansson KIT 7422\/2430\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e VHF-UHF Web Amplifier\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBand:\u003c\/strong\u003e VHF-UHF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Range:\u003c\/strong\u003e 170–230 MHz \/ 470–862 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGain:\u003c\/strong\u003e 10–30 dB (VHF) \/ 25–40 dB (UHF)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise Figure:\u003c\/strong\u003e 3.5 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Output Level:\u003c\/strong\u003e 105 dBmV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGSM\/LTE Trap:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsumption:\u003c\/strong\u003e 75 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 24 V\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eWhy You'll Love It\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePotentiometer-controlled gain means you can fine-tune signal levels without swapping fixed-gain modules\u003c\/li\u003e\n\u003cli\u003eThe weatherproof enclosure removes the need for a separate outdoor housing or cabinet\u003c\/li\u003e\n\u003cli\u003e2 power supply outputs simplify installation where the amplifier and power injector are located at different points\u003c\/li\u003e\n\u003cli\u003e3 dB noise figure is low enough to preserve weak signal quality from distant transmitters\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Johansson","offers":[{"title":"Default Title","offer_id":56563339985278,"sku":"203112","price":53.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/2250\/3550\/files\/15671308288382.webp?v=1779626598","url":"https:\/\/lynk.gr\/en-au\/products\/johansson-kit-7422-2430-web-amplifier","provider":"Lynk.gr","version":"1.0","type":"link"}