Tube-number record
Z 562 S
0 archive entries
Z 562 S is a tube type in the TubeDatabase archive (class: Decade Counter Tube). Recorded specifications: brand VEB Werk für Fernsehelektronik Berlin, construction Other / special, socket Special / none, and maximum plate voltage 450 V. The archive does not yet hold a photographed example of this type.
BrandVEB Werk für Fernsehelektronik Berlin
ClassDecade Counter Tube
BaseSpecial / none
Construction
Primary TypeOther / special
EnvelopeGlass
SectionsDecade
Filament / Heater
Absolute Maximum Ratings
Plate Voltage450 V
Grid 2 Voltage140 V
Grid 1 Voltage-20 V
Cathode Current0.55 mA
Audio Performance
Key Features
- Gas-filled
- Pure metal cathodes
- Forward and backward counting
- Internal radioactive ring for stability
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Counter Operation | 450 V | — | 750000 | — | 0.35 mA |
Application Notes
The cathode k0 is aligned vertically above pin 1. Anode resistor should be mounted directly at the socket to avoid stray capacitance.
Datasheets
Datasheet: Z562S.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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