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Nixie Clock QTC - High Voltage Generator Test

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Nixie Tube Clock ‘Nixie QTC’
Issue 11a (11 December 2014)
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 165 and 175 Volts. If this is in order,
disconnect the power supply.
4.5 C5 (10pF)
C6 (15pF)
X1 (32.768KHz Crystal)
C7, C9, C10 (100nF)

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