IN-18 Nixie Tubes Clock in a Synthetic Granite Caseonly Case and electronics without the Tubes UPS Express delivery is highly recommended Economy Shipping can be very slow and unreliable Model “Divergence Meter” Nixie Clock in a Synthetic Granite Case Developed for 6 IN-18 Nixie Tubes, one of the biggest Vintage Nixie Tubes in the World Nixie Tubes Clocks are one of the most beautiful and popular Vintage ClocksIN-18 Tubes are one of the biggest mass-produced digital Nixie tubesClock based on MCU (microcontroller unit) flashed with Arduino Uno Bootloader and sketch (Firmware)Clock compatible with Arduino Uno, so it allows you to write your own unique programs on the Arduino platformLatest sources are always available on github at the «NixeClock» repositoryPCB Design Schematic Case and Software made by GRA & AFCH Dear custumers! If you have ANY questions, PLEASE ASK us IN-18 Nixie Tubes Clock in a Synthetic Granite Case by Gra & Afch Listing includes:Nixie Tubes Clock in a Synthetic Granite CaseColumns with Dots – 2 pcs (included with the Clock)Temperature sensor – 1 pcs (included with the Clock)Power Supply 12V/1A [US/ EU/ UK/ AU] (included with the Clock)User Manual on vintage-style paper Power Supply is included with the Clock Nixie Tubes DOES NOT included with the Clock Main Features:Clock uses the biggest Nixie Tubes IN-18 – 6 pcsDate format: [DD:MM:YY] or [MM:DD:YY]; 12/24 hour format: [HH:MM:SS]GPS time synchronizationSlot Machine (Anti poisoning – tubes saving function. Increases the service life)Unique RGB LED backlight with 16,7 million colors. Possible to choose any constant color off backlight LED and memorize it. Or you have option for a cyclic full spectrum color change!Switching on/off LED backlight in the matter of secondsAs alarm sound clock uses standard RTTTL (Nokia format) melodies, so you can easily change it (included songs: Mission Impossible, We Wish You…)Easy updating firmware via USB using Arduino IDESoftware based on Arduino Sketch, so MCU has Arduino bootloader withinPower On Self-Test (POST): LED backlight, tubes and sound. You can check firmware version at the end.Unique detailed tube test – our soft check each segment on every lampDistinguishable to see segment failureHigh quality PCB and components. We use Japanese aluminum capacitors only (Nichicon, Panasonic)Clock use 12 V/1 A Power Supply INCLUDED in package. Working on 100 – 240 VAC inputYou can choose between: US, EU, UK, AU plugDimensions: 340 mm x 97 mm x 112 mm (13.4 in x 3.81 in x 4.4 in)Weight of the Clock with Tubes: 1,7 kg (3.74 lbs) Our Benefits:A special socket for each pin IN-18 – Easy to change tubesEasy to customize firmware under Your own needs, thanks to an open platform – Arduino.Fast uploading via USBThe latest version of the firmware always available on GitHubNo need to download drivers – we are use only Genuine USB to serial converters (FTDI FT230). Drivers for them pre-installed in all popular OS: Windows, MacOS, Linux.Human friendly menuVery high quality of Printed Circuit BoardsJapan alluminum capacitorsPower-On Self-TestTechnical support Photos of Nixie Tubes Clock on IN-18 Tubes by GRA & AFCH: User Manual Dear customers!If you have ANY questions, PLEASE ASK us Shipping and Return information All Items are shipped from UkraineVia International registered AirmailShipments are made within 1 business dayAfter the payments are received and verifiedIt takes about 3-5 days via UPS Express deliveryWe combine multiple Items to save on shipping UPS Express Shipping time (recommended):Europe:3-5 daysGermany:3-5 daysUSA, Canada:4-7 daysAsia, South America:5-7 daysAustralia, New Zeland:5-7 daysAfrica, Central America:5-7 days Standard Shipping time:Europe:10-12 daysGermany:10-12 daysUSA, Canada:10-15 daysAsia, South America:10-18 daysAustralia, New Zeland:12-18 daysAfrica, Central America:12-18 days Economy Shipping time:Europe:25-30 daysGermany:25-30 daysUSA, Canada:30-35 daysAsia, South America:35-45 daysAustralia, New Zeland:45-55 daysAfrica, Central America:45-55 days Return PolicyAll Returns are acceptedFor Return you should contact Us within 14 Days after receiving the ItemRefunds are made as Money back or Replacements (buyer’s choice)Return Shaipments are paid by the buyerNo restocking fees are charged Dear custumers! If you have ANY questions, PLEASE ASK us