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21M2

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ID = 85397
       
Country:
Poland
Brand: ZELOS - Zakłady Lamp Oscyloskopowych; Piaseczno
Tube type:  Radar Picture Tube   Indication 
Identical to 21M2
Similar Tubes
Normally replaceable-slightly different:
  F21-10LD

Base Duodecal (12-pin), B12A (not glass)
Was used by Military and/or Government
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AND current AC/DC
Description

Radar picture tube, 20cm useful diameter, 41° deflection angle

Orange phosphosr with very long orange persistence

15kV accelerator voltage

 
Dimensions (WHD)
incl. pins / tip
214 x x 460 mm / 8.43 x x 18.11 inch
Weight 2500 g / 88.18 oz
Information source -- Original-techn. papers.   

hz001~~8.png 21M2: Manufacturer's data
Tomasz Szczesniak


Just Qvigstad
 

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