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TACH1

Information - Help 
ID = 8858
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Developer: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH 
Tube type:  Triode-Hexode   Frequency converter   Controlling (mu) 
Identical to TACH1 = ACH1_Tungsram
Similar Tubes
Different connections:
  ACH1C
Other base:
  ACH1 ; TACH1_7pin ; TX4
Other base and other heater:
  6TH8 ; 6TH8G
Successor Tubes 1938   ECH3   ECH11   ACH1_Tungsram  

Base Europe side contact P8A (Au P, 8SC) (Codex=Sa) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Description

Tungsram- version of the ACH1 with side-contact-base. Base diagram same as ECH3. Later called "ACH1". Base diagram is different against "ACH1C" ! See also ACH1, ACH1_Tungsram and ACH1C.

 
Text in other languages (may differ)
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
tach1_04rm431s.jpg
TACH1: Collection JR
Jacob Roschy

 
84~~1.png
TACH1: Telefunken Werkstattbuch
Wolfgang Bauer

 

from Just Qvigstad

Usage in Models 1= 1937 ; 1= 1938??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


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