CD20 (Rodan)
Nixie Röhre/Nixie Tube


A very rare tube with odd base and socket (see below)





The undocumented colon feature:

Röhrendaten/Tube Data
German English    
Typ Type   CD20
Hersteller Brand   Rodan
Vergleichstypen Substitutes   -
Symbole Displayed symbols   Ω, KΩ, MΩ, : (The ':' is not documented)
Symbolhöhe Symbol height   10mm (0.39")
Abmessungen Overall dimensions   32mm (1.26") dia. X 45.5mm (1.79") tall
Pindurchmesser Pin diameter   1.02mm (0.040")
min. Betriebsspannung min. supply voltage V 170
typ. Brennspannung typ. maintaining voltage V 145
Betriebs-
Kathodenstrom
typ. cathode current mA 2.5
Sockel Base   TSB-14P, pin 4 vorne/TSB-14P, pin 4 at front
Fassung Socket   TSB-14P oder Einlötbuchsen 1mm/
TSB-14P or pin receptacles 1mm

Outline:
 

Pinout:

The spline in base is aligned with pin 4!
The spline points downwards!

Pin Anschluss/
Connection
1 Cathode (MΩ)
2 Cathode (KΩ)
3 Cathode (Ω)
4 Cathode (lower dot)
5 not connected
6 not connected
7 not connected
8 not connected
9 not connected
10 not connected
11 Cathode (upper dot)
12 not connected
13 not connected
14 Anode

Ansicht von unten/Bottom view
Pfeil zeigt nach unten/Arrow points away from tube outline indicating bottom of symbols

Downloads/Datasheets:

Sie finden passende Datenblätter im Datenblattarchiv.
Suchen sie dort nach dieser Type und deren Vergleichstypen.

You'll find the matching datasheets in the datasheet archive.
Search for this type and its substitutes there.


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