Antique radios, Old Time Radios

24A

ID = 2657

Country:

United States of America (USA)

Brand:

Common type USA tube/semicond.

Common type USA tube/semicond. Amalgamated Wireless Valve Co. Ltd. (AWV); Sydney, NSW Mullard Radio Company (Australia) Ltd.; Sydney Philips Australia American Appliance Corporation; Albany, NY Brunswick-Balke-Collender Co. Gold Seal Electrical Co., Inc.; New York Greylock Electronics; New York, NY North American Philips Co. Inc. (Norelco); Dobbs Ferry and New York, NY Nu Star Tube Co; Pawtucket, RI (USA) Philco, Philadelphia Stg. Batt. Co.; USA

Tube type:

Screen-grid Tetrode RF/IF-Stage

Identical to

24A = UY-24B_Japan = UY24B = 224 = NY224 = UY224A = 424A = 224A = FY224 = T24 = PH224A = 124 = MY224 = NU-24A

Similar Tubes

Other shape (e.g. bulb type):

M24A

Normally replaceable-slightly different:

22AC ; 24 ; 24E ; 38024 ; AC22 ; ASX2240 ; EY624 ; RENS324 ; UY224 ; VT-28

Other class quality (otherwise equal):

CV936

First year

1929 Radios von gestern, 2. Auflage

First Source (s)

1930 : -- Collector info (Sammler)

Predecessor Tubes

Successor Tubes

Base	UY-Base, 5 Pins (USA, April 1927) (Codex=Ha) Top contact with a cap
Was used by	Radio/TV-reception etc.
Filament	Vf 2.5 Volts / If 1.75 Ampere / Indirect / Parallel, (AC/DC)
Tube prices	1 Tube prices (visible for members only)
Literature	Essential Characteristics, GE 1973 Taschenbuch zum Röhren-Codex 1948/49


	24A: Manuale delle valvole Giuseppe Antonio Tusini

24A: A A
Alberto Ammendola

24A: Telefunken Werkstattbuch
Wolfgang Bauer

24A: Sylvania Technical Manual
Peter Hoddow

Usage in Models

3= 1929? ; 21= 1929 ; 2= 1930?? ; 7= 1930? ; 53= 1930 ; 5= 1931?? ; 9= 1931? ; 69= 1931 ; 1= 1932?? ; 12= 1932? ; 25= 1932 ; 4= 1933?? ; 2= 1933? ; 5= 1933 ; 1= 1934?? ; 2= 1934? ; 2= 1934 ; 2= 1935 ; 1= 1936 ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):227

Collection of Fin Stewart (AUS)

Collection of Enrico Puccini (I)

Collection of Tor Steinnes (N)

Collection of Karlheinz Fischer (D)

Collection of Michael Gnaedig-Fischer (MEX)

Collection of Valery Gromov (RUS)

Collection of David Erali (USA)

Collection of Danko Tkalec (HR)

Collection of Georges Werts (B)

Collection of Aldo Patriarca (CH)

Collection of Christian Schaufelberger (CH)

Collection of Giuseppe Antonio Tusini (I)

Collection of George Papaiz (CDN)

Collection of Otto Frosinn (D)

Collection of Bruce Morgenstern (CDN)

Collection of Cristian Wolkenstein (RA)

Collection of Geri Meier (CH)

Collection of Robert Meszaros (H)

Collection of Emilio Ciardiello (I)

Collection of Heriberto Tavella (RA)

Collection of Jean-Jacques Pontigny (F)

Collection of Alberto Ammendola (I)

Collection of Vitor Oliveira (P)

Collection of Manfred Fries (CH)

Collection of Ottmar Rollmann (D)

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