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PV Electronics Nixie QTC-Four Assembly Instructions And User Manual

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Assembly Instructions
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User Guide
Nixie Clock Type
'Nixie QTC-Four'
For Parts Bag Serial
Numbers from 100 onwards
Nixie Tube Clock 'Nixie QTC-Four'
- 1 -
Issue 1 (1 December 2019)
www.pvelectronics.co.uk

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Summary of Contents for PV Electronics Nixie QTC-Four

  • Page 1 Assembly Instructions User Guide Nixie Clock Type ‘Nixie QTC-Four’ For Parts Bag Serial Numbers from 100 onwards Nixie Tube Clock ‘Nixie QTC-Four’ - 1 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...

  • Page 2: Revision History

    REVISION HISTORY Issue Date Reason for Issue Number Issue 1 01 December 2019 New document Nixie Tube Clock ‘Nixie QTC-Four’ - 2 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 3 Not AC frequency dependent – works in all countries  Supports output Sync Pulse for our DekaDuo Dekatron Driver Board  All user preferences stored to non-volatile memory Nixie Tube Clock ‘Nixie QTC-Four’ - 3 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 4 Z574M, Z5740M, GN-9A, B570M, TAF1317A, TAU7030, F9080B, F9080BA, TAF1093A, ZM1080, ZM1082, ZM1134, ZM1135, ZM1136, ZM1136A, ZM1136L, ZM1136R, ZM1138A, ZM1138L, ZM1138R GNP-17A GNP-7A, GNP-7AH CD66, ZM1240, ZM1242, XN11, XN12 Nixie Tube Clock ‘Nixie QTC-Four’ - 4 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 5 This is not a finished product, and the person assembling the kit is responsible for ensuring that the finished product complies with any applicable local regulations governing electrical equipment, eg. UL, CE, VDE. Nixie Tube Clock ‘Nixie QTC-Four’ - 5 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...

  • Page 6: Tools And Equipment Required

    The following type of adapter should be obtained and used with the kit: Output 12V DC regulated, minimum power output capability of 500mA Output plug: 2.1mm pin, centre positive. A suitable adapter is shown below: Nixie Tube Clock ‘Nixie QTC-Four’ - 6 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...

  • Page 7: List Of Components

    500mA fuse Insulation 15 cm Clear insulation for neons NX1 – NX4 2X6 way 0.1” header plug DEKA 3 way Right Angle Male header 32.768KHz watch crystal Nixie Tube Clock ‘Nixie QTC-Four’ - 7 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 8 Surface mount 3.5mm jack socket 500mA fuse 15cm Clear insulation for neons 2X6 way 0.1” header plug 2X6 way 0.1” header socket 32.768KHz watch crystal 3 way Right Angle plug Nixie Tube Clock ‘Nixie QTC-Four’ - 8 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 9 Q1 has two pins that are actually joined at the resin body. Q2 – Q4 have 4 separate pins. Inductors L1 and L2 may be one of three types: Nixie Tube Clock ‘Nixie QTC-Four’ - 9 - Issue 1 (1 December 2019)
  • Page 10 Start by installing IC1. Wet one end pad with solder as shown below: Now place the part IC2 over the soldered pad. Ensure the part is Nixie Tube Clock ‘Nixie QTC-Four’ - 10 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 11 PCB. Now solder the four diodes, taking care that the band on the diode matches the band marked on the PCB as shown below. Nixie Tube Clock ‘Nixie QTC-Four’ - 11 - Issue 1 (1 December 2019)
  • Page 12 IF YOU CHOOSE TO PROCEED BEYOND THIS POINT WITHOUT GETTING THE CORRECT VOLTAGE, WE WILL NOT BE ABLE TO OFFER SUPPORT Nixie Tube Clock ‘Nixie QTC-Four’ - 12 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 13 Also the MOSFET needs to be placed with the two joined pins at the position shown below. C3 and C4 are polarised – the longer lead goes in the hole marked Nixie Tube Clock ‘Nixie QTC-Four’ - 13 - Issue 1 (1 December 2019)
  • Page 14 GETTING THE CORRECT VOLTAGE, WE WILL NOT BE ABLE TO OFFER SUPPORT C5 (15pF) C6 (33pF) X1 (32.768KHz Crystal) C7 (100nF but marked ‘104’) (C7 may be a different colour) Nixie Tube Clock ‘Nixie QTC-Four’ - 14 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 15 Q2 to Q5 directly to the PCB. Once you have soldered the 2 sockets, insert Q2 to Q5 noting the orientation of the dot on each part: Nixie Tube Clock ‘Nixie QTC-Four’ - 15 - Issue 1 (1 December 2019)
  • Page 16 Now you can insert IC3 into the socket, noting the orientation as shown below. 4.10 NX1 – NX4 (6X2 way male pin header) This is how the PCB should now look: Nixie Tube Clock ‘Nixie QTC-Four’ - 16 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 17 Nixie Tube Clock ‘Nixie QTC-Four’ - 17 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 18 2mm shorter than the previous one. This will allow you to feed each lead in in turn. Referring to the picture below, identify the anode pad on the tube cell PCB. Nixie Tube Clock ‘Nixie QTC-Four’ - 18 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 19 Keep the tube 5mm (0.2”) from the PCB. Failure to keep this separation will invalidate any tube warranty claim. The tube cell is now complete. Repeat for the other 3 tubes. Then move on to step 6. Nixie Tube Clock ‘Nixie QTC-Four’ - 19 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 20 Note that there is one hole without a pad, that is unused - simply trim off this lead without soldering. Nixie Tube Clock ‘Nixie QTC-Four’ - 20 - Issue 1 (1 December 2019)
  • Page 21 Then solder on the connector. The tube cell is now complete. Repeat for the other 3 tubes. Then move on to step 6. Nixie Tube Clock ‘Nixie QTC-Four’ - 21 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 22 Start at one of the leads at the back of the tube. Nixie Tube Clock ‘Nixie QTC-Four’ - 22 - Issue 1 (1 December 2019)
  • Page 23 LEAD INTO THIS HOLE: Insert from the side of the PCB with no markings. Pay attention that the tube sits squarely on the PCB. Then solder on the connector. Nixie Tube Clock ‘Nixie QTC-Four’ - 23 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 24 The tube cell is now complete. Repeat for the other 3 tubes. Then move on to step 6. Nixie Tube Clock ‘Nixie QTC-Four’ - 24 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 25 Now you can insert and solder in the tube. Insert the 11 leads into the 11 holes with pads as shown below. Insert from the side of the PCB with no markings. Nixie Tube Clock ‘Nixie QTC-Four’ - 25 - Issue 1 (1 December 2019)
  • Page 26 Then solder on the connector . The tube cell is now complete. Repeat for the other 3 tubes. Then move on to step 6. Nixie Tube Clock ‘Nixie QTC-Four’ - 26 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 27 Now you can insert and solder in the tube. Insert the 11 leads into the 11 holes with pads as shown below. Insert from the side of the PCB with no markings. Nixie Tube Clock ‘Nixie QTC-Four’ - 27 - Issue 1 (1 December 2019)
  • Page 28 Then solder on the connector. The tube cell is now complete. Repeat for the other 3 tubes. Then move on to step 6. Nixie Tube Clock ‘Nixie QTC-Four’ - 28 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 29 Now you can insert and solder in the tube. Insert the 11 leads into the 11 holes with pads as shown below. Insert from the side of the PCB with no markings. Nixie Tube Clock ‘Nixie QTC-Four’ - 29 - Issue 1 (1 December 2019)
  • Page 30 Then solder on the connector. The tube cell is now complete. Repeat for the other 3 tubes. Then move on to step 6. Nixie Tube Clock ‘Nixie QTC-Four’ - 30 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 31 IF YOU CHOOSE TO PROCEED BEYOND THIS POINT WITHOUT GETTING THE CORRECT COUNT UP CYCLING, WE WILL NOT BE ABLE TO OFFER SUPPORT Nixie Tube Clock ‘Nixie QTC-Four’ - 31 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 32 This will anchor the component and then you can solder the remaining pads. Ensure the arrows on C8 are aligned with the corresponding arrows on the PCB Nixie Tube Clock ‘Nixie QTC-Four’ - 32 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 33 (+) lead being on the left hand side. Then solder in place with the body of the LED just touching the PCB. Then place and solder the 2 push button switches: Nixie Tube Clock ‘Nixie QTC-Four’ - 33 - Issue 1 (1 December 2019)
  • Page 34 Slip the insulation over the neon lamp leads and with a hot air gun, shrink the tubing: Finally, solder the neons in place on the PCB, with the taller neons at the back. Nixie Tube Clock ‘Nixie QTC-Four’ - 34 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 35 RGB1 – RGB4 (APA106 RGB LED). To install the RGB LEDs, first note the 2 longer of the 4 leads and insert as shown below. Nixie Tube Clock ‘Nixie QTC-Four’ - 35 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 36 Soldering this part will allow you to connect the clock to our dual dekatron driver ‘Dekaduo’. It provides power, ground and a sync pulse, so the DekaDuo does not even need its own power supply. Nixie Tube Clock ‘Nixie QTC-Four’ - 36 - Issue 1 (1 December 2019)

  • Page 37: How To Operate The Clock

    It will show for several seconds and then move to parameter 1. In all correspondence on support issues, please quote the board type, revision date and software version. Nixie Tube Clock ‘Nixie QTC-Four’ - 37 - Issue 1 (1 December 2019)
  • Page 38 RGB LED Colour 0 - 21 RGB LED Colour (Night 0 - 20 mode) Restore default settings 0 – Keep user settings 1 – Restore original default settings Nixie Tube Clock ‘Nixie QTC-Four’ - 38 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 39 5 full days (120 hours). Program this value into parameter Set parameter 11 to 0 to slow down the clock and to 1 to speed up the clock. Nixie Tube Clock ‘Nixie QTC-Four’ - 39 - Issue 1 (1 December 2019)
  • Page 40  Set parameter 18 to identify whether the offset is minus (0) or positive (1) of the time source. The green SYNC LED will light when the clock has received recent synchronisation data. Nixie Tube Clock ‘Nixie QTC-Four’ - 40 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 41 OG4 Dekatron Driver. Please refer to the separate DekaDuo instructions for full details on how to do this. Control of the Dekatron in night modes is possible using parameter 19. Nixie Tube Clock ‘Nixie QTC-Four’ - 41 - Issue 1 (1 December 2019)

  • Page 42: Troubleshooting

    Should be more than 0V IC2 Socket, Pin 20 Should be ~5.2V If contacting us about an HV issue, please measure give us these voltages in your email. Nixie Tube Clock ‘Nixie QTC-Four’ - 42 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...

  • Page 43: Circuit Diagram

    12. CIRCUIT DIAGRAM Nixie Tube Clock ‘Nixie QTC-Four’ - 43 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...
  • Page 44 Nixie Tube Clock ‘Nixie QTC-Four’ - 44 - Issue 1 (1 December 2019) www.pvelectronics.co.uk...