{"product_id":"citizen-nhe-maritime-radio-dial-green-red-vintage-clock","title":"Citizen NHE Maritime Radio Dial Clock – Green\/Red Vintage","description":"\u003cp\u003eOne of the most historically significant clocks in our salvage collection — this genuine Citizen NHE (Nippon Hakuyo Electronics) maritime radio dial clock was designed specifically for use in ship radio rooms and wheelhouses, where it served a critical navigational and communications function.\u003c\/p\u003e\u003ch2\u003eThe story behind the green and red sectors\u003c\/h2\u003e\u003cp\u003eEvery radio room and bridge on a ship was equipped with a clock like this, its distinctive coloured sectors acting as a vital visual reminder of mandatory radio silence periods — a system that dates back to the earliest days of maritime Morse code communication.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003egreen sectors\u003c\/strong\u003e (at h+00 to h+03 and h+30 to h+33) marked the three-minute silence periods on 2182 kHz — the international maritime distress frequency — during which all stations were required to stop transmitting and listen for distress calls.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003ered sectors\u003c\/strong\u003e (at h+15 to h+18 and h+45 to h+48) marked the corresponding silence periods on 500 kHz, the old Morse code distress frequency. Radio operators around the world observed these windows simultaneously, creating a global net of listening ears twice every hour.\u003c\/p\u003e\u003cp\u003eThis clock didn’t just tell the time — it helped save lives at sea.\u003c\/p\u003e\u003ch2\u003eAbout this clock\u003c\/h2\u003e\u003cp\u003eOriginally a slave clock wired to a master timepiece aboard ship, this example has been converted to a reliable battery-powered quartz movement and is ready to hang straight on your wall. Each one is a genuine salvaged piece with the patina and character of a working life at sea.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDial: 14cm\u003c\/li\u003e\n\u003cli\u003eBack: 22cm\u003c\/li\u003e\n\u003cli\u003eDepth: 7cm\u003c\/li\u003e\n\u003cli\u003eWeight: 1.5kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Citizen","offers":[{"title":"Default Title","offer_id":56613354635637,"sku":null,"price":35.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/7543\/8365\/files\/IMG-6178.heic?v=1776174744","url":"https:\/\/www.bananaindustries.co.uk\/products\/citizen-nhe-maritime-radio-dial-green-red-vintage-clock","provider":"bananaindustries","version":"1.0","type":"link"}