Tube-number record

Z71U

0 archive entries

BrandPhilips

ClassTrigger Tube

BaseSubminiature

Construction

Primary TypeOther / special

EnvelopeSubminiature

Base MaterialGlass

SectionsTwo starters

Filament / Heater

Absolute Maximum Ratings

Plate Voltage165 V

Grid 1 Voltage90 V

Cathode Current7 mA

Audio Performance

Key Features

Cold-cathode
Two starters
Subminiature
Low impedance for audio frequencies

Typical Operation

Mode	Plate V	Gm (µmhos)	Rp (Ω)	µ	Plate mA
Continuous Service	63 V	—	499	—	5 mA
Intermittent Service	63 V	—	499	—	8 mA

Application Notes

Intended for use in D.C. supplied circuits, counting and switching circuits, automatic telephone exchanges, and timers. Requires 10 lux ambient light for stable operation; avoid direct sunlight.

Datasheets

Datasheet: Z71U.pdf

Download PDF

Loading datasheet...

Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

Sort by

0 results