Nixie Tube Clock ‘Nixie 5750’
Issue 1 (5 July 2020)
www.pvelectronics.co.uk
- 16 -
4.4 High Voltage Generator Test.
- Refer to the warnings on page 5
- Insert IC2 into its socket. Orient the notch on the IC with the
notch on the IC socket and the PCB marking.
- Power up the PCB, and using the GND and HV test points,
measure the high voltage generated using a voltmeter on DC
setting. It should be between 164 and 176 Volts. If this is in order,
disconnect the power supply. If you do not get this voltage, do not
proceed. Refer to the troubleshooting section on page 46.
IF YOU CHOOSE TO PROCEED BEYOND THIS POINT
WITHOUT GETTING THE CORRECT VOLTAGE, WE WILL NOT
BE ABLE TO OFFER SUPPORT
4.5 C5 (15pF)
C6 (33pF)
X1 (32.768KHz Crystal)
C7 (100nF but marked ‘104’)
(C7 may be a different colour)
Содержание Nixie 5750
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Страница 47: ...Nixie Tube Clock Nixie 5750 Issue 1 5 July 2020 www pvelectronics co uk 47 14 CIRCUIT DIAGRAM ...
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