{"product_id":"hydrophone-preamplifier-board","title":"Hydrophone Preamplifier Board","description":"\u003cul\u003e\n\u003cli\u003eConnects passive piezo sensors (hydrophones, accelerometers, geophones) to mixing consoles, digital recorders, and professional audio interfaces.\u003c\/li\u003e\n\u003cli\u003eWide Adjustable Gain 6-56 dB via onboard jumpers and output wiring to match your sensor's output to your recording equipment.\u003c\/li\u003e\n\u003cli\u003eOperates on standard microphone phantom power or an external 6-12V DC supply, supporting both balanced (differential) and single-ended outputs.\u003c\/li\u003e\n\u003cli\u003eLow-impedance output drives very long cable runs without signal degradation.\u003c\/li\u003e\n\u003cli\u003eOptimized Input Impedance: 300 k-ohm to maximize signal stability and block disruptive ultra-low-frequency infrasound.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan size=\"2\"\u003e\u003cspan face=\"Arial, sans-serif\"\u003eNOTE:\u003c\/span\u003e\u003cspan face=\"Arial, sans-serif\"\u003e\u003cspan\u003e This amplifier is not waterproof.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat's Included:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHydrophone DC or Phantom Preamplifier Board\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aquarian","offers":[{"title":"Default Title","offer_id":48115113918699,"sku":"PA4-BO","price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/2155\/5179\/files\/PA4BO2_bcdbb545-3250-455e-8ab0-6a66ce8d260f.png?v=1778969645","url":"https:\/\/www.aquarianaudio.com\/products\/hydrophone-preamplifier-board","provider":"Aquarian Hydrophones","version":"1.0","type":"link"}