{"product_id":"iv-18-vfd-tube-clock-divergence-meter","title":"IV-18 VFD Tube Clock — Divergence Meter","description":"\u003cp\u003eThe Divergence Meter, on your desk: a real Soviet IV-18 vacuum tube glowing green, fully assembled.\u003c\/p\u003e\u003ch3\u003eThe tube\u003c\/h3\u003e\u003cp\u003eA genuine IV-18 vacuum fluorescent display from the Soviet era — new old stock, never used. Six digits inside one long glass envelope, in a jade green no LED panel reproduces. Rated for more than 10,000 hours.\u003c\/p\u003e\u003ch3\u003eThe case\u003c\/h3\u003e\u003cp\u003eStacked plates form ribbed sides, drawn together with long hex bolts. The tube and the circuit board stay in full view between them.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack stripes\u003c\/strong\u003e — black ribs. The glow reads harder and the machine sinks into a dark desk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear stripes\u003c\/strong\u003e — transparent ribs. The whole build stays visible: glass, metal, board.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat it does\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHours, minutes and seconds, in 12 or 24 hour format\u003c\/li\u003e\n\u003cli\u003eCalendar and alarm\u003c\/li\u003e\n\u003cli\u003e20 digit transition effects — digits roll, fade and scroll between changes\u003c\/li\u003e\n\u003cli\u003eAutomatic brightness: readable in daylight, gentle at night\u003c\/li\u003e\n\u003cli\u003eBattery backup holds the time through a power cut\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSize and power\u003c\/h3\u003e\u003cp\u003e15 × 4 × 9 cm (5.9 × 1.57 × 3.54 in). Universal 100–240 V adapter included, so it runs anywhere. Fully assembled and tested — no kit, no soldering.\u003c\/p\u003e","brand":"NIXIE STAR","offers":[{"title":"Black Stripes","offer_id":44922786807897,"sku":"IV-18 VFD BRUTAL-BLACK","price":259.0,"currency_code":"USD","in_stock":true},{"title":"Clear Stripes","offer_id":44922786840665,"sku":"IV-18 VFD BRUTAL-CLEAR","price":259.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0272\/2145\/9033\/files\/il_fullxfull.5558817855_bpsm.jpg?v=1789553355","url":"https:\/\/nixiestar.com\/de\/products\/iv-18-vfd-tube-clock-divergence-meter","provider":"NIXIE STAR","version":"1.0","type":"link"}