Nixie Tube Clock ‘Nixie QTC+’
2 (01 October 2018)
www.pvelectronics.co.uk
We recommend to check
are present before commencing assembly.
The resistors used in the kit are 1% tolerance metal film. They are
marked with 4 coloured bands to identify the value. However it is
sometimes unclear in which directio
Therefore, we recommend that the resistors be identified with a
multimeter.
Please note the fuse w
confused for a capacitor. It is a self
The 10pF and 33pF capacitors will be marked 10 and 33
respectively. The 100nF capacitors will be marked 104.
Q1 (IRFD220) is in a very similar package to Q2
can tell the difference, in addition to the part marking by looking at
the pins. Q1 has two pins that are actually joined at the resin body.
Q2 – Q4 have 4 separate pins.
Inductors L1 and L2
Nixie QTC+’
We recommend to check against the list above, to ensure all parts
are present before commencing assembly.
stors used in the kit are 1% tolerance metal film. They are
marked with 4 coloured bands to identify the value. However it is
sometimes unclear in which direction the bands should be read.
Therefore, we recommend that the resistors be identified with a
the fuse will look like the picture below. It can easily be
confused for a capacitor. It is a self-resetting fuse.
he 10pF and 33pF capacitors will be marked 10 and 33
respectively. The 100nF capacitors will be marked 104.
Q1 (IRFD220) is in a very similar package to Q2 – Q4 (EL817). You
can tell the difference, in addition to the part marking by looking at
Q1 has two pins that are actually joined at the resin body.
Q4 have 4 separate pins.
and L2 may be one of three types:
- 10 -
against the list above, to ensure all parts
stors used in the kit are 1% tolerance metal film. They are
marked with 4 coloured bands to identify the value. However it is
n the bands should be read.
Therefore, we recommend that the resistors be identified with a
ill look like the picture below. It can easily be
he 10pF and 33pF capacitors will be marked 10 and 33
respectively. The 100nF capacitors will be marked 104.
Q4 (EL817). You
can tell the difference, in addition to the part marking by looking at
Q1 has two pins that are actually joined at the resin body.
Summary of Contents for Nixie QTC Plus
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Page 59: ...Nixie Tube Clock Nixie QTC 2 01 October 2018 www pvelectronics co uk 59 13 CIRCUIT DIAGRAM ...
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