radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

A141

Information - Help 
ID = 2446
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Space Charge Tetrode 
Identical to A141
Similar Tubes
Normally replaceable-slightly different:
  U107D
Other base:
  PR33_Condor
First year 1925 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
1924 : Saga of the Vacuumtube, Tyne p.421

Base Europe 4-Pin (A, 4A, B4, since 1914) Sidecontact
Filament Vf 1.3 Volts / If 0.06 Ampere / Direct / Battery =
Description Heizung 1 - 1,3V/0,08A; Sättigungsstr. 10mA; Ruhestrom 4,5mA; Anodenspannung 2 - 20V; Verstärkungsfaktor 4,5; Durchgriff 22%; Steilheit 1mA/V; Innerer Widerstand 4500Ω; Anwendung: H.A.N.L.; Preis 1927: 17,50ATS. Daten aus dem WEKA-Katalog 1927, Seite 163. 
Literature Radios von gestern, 2. Auflage   Seite 227
 
a141_philips_bild2.jpg
A141: Sammlung
Anonymous 557 Collector

 
s_1_g.gif
A141: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 
a141.png
A141: own collection
Peter den Boer


Usage in Models 4= 1925 ; 3= 1927 ; 1= 1928 ; 1= 1929 ; 1= 1930 ; 1= 1933

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):11

Collection of a member from SK
Collection of a member from D

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg