Nixie ·Nixie
Cold-cathode two-sign Nixie indicator displaying plus and minus symbols for polarity or sign indication.
ZM1033 is a two-sign +/− indicator. It is a cold-cathode tube and is classified as Nixie for this batch. The published ignition/start voltage is 170 V. Published supply/operating voltage is 170 V.
Small-button Noval 9-contact
General specifications
Properties common to every published source and operating point.
Electrical assignments shared by every tube using this base designation.
No verified pinout is recorded for this base designation.
1 physical section, each with unique specifications.
Section 1
Single indicator/counting section. Nixie-specific electrical ratings and operating data are retained in TUBE_SECTION_PARAMETER.
Source-dependent data
Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.
Data set 01
Published operating points and test conditions from this source.
Ignition voltage
170 V
Typical characteristic
Burning voltage
140 V
At approximately 4 mA
Dynamic resistance
4.5 kOhm
At 2-10 mA
Symbol set
+/-
Direct glow display of signs
Maximum supply voltage
- to 170 V
Absolute value
Maximum cathode current
- to 5 mA
Continuous
Maximum pulse cathode current
- to 10 mA
For pulse duration up to 20 ms
Data set 02
Published operating points and test conditions from this source.
Ignition/Starting Voltage
170 V
Published ignition/start value
Recommended/Minimum Supply Voltage
170 V
Published operating condition
Data set 03
Published operating points and test conditions from this source.
Reference relationship
0
Datasheet states electrical identity with referenced Philips type; no independent electrical table published on this sheet.