Antique radios, Old Time Radios
30
Country:
United States of America (USA)
|
Brand:
|
Common type USA tube/semicond.
Genalex, BGE (brand), British General Electric Co. Pty Ltd.; Sydney, NSW.
Osram (tubes/valves) - see British General Electrics; Sydney
Philips Australia
Airline, Super-Airline, Wards (tubes) - see also Montgomery Ward; Chicago, IL
Philco, Philadelphia Stg. Batt. Co.; USA
Raytheon Mfg. Co.; Cambridge, MA
Sylvania (Hygrade, GTE, Nilco); Emporium (PA)
Triad Television & Mfg. Co.; Pawtucket, RI
Van Dyke Laboratories; Newark, NJ
Wizard (tube brand); (where ?)
|
Tube type: |
Triode, vacuum Universal |
|
Identical to |
30
= VT-27
= 230
= CX330
= RCA30
= RCA230
= ER30
= 30S
= PH230
= 430
= ER230
= UX230
= X230
= 130_Arcturus
= T-31_triad
= T-30
= NX-230
= C-230
= CX30
= NU-30
|
Similar
Tubes |
Normally replaceable-slightly different:
130_Triode
; FP59
Other class quality (otherwise equal):
1230
; 38030
Different connections:
t-30-s
|
First year |
1930
Radios von gestern, 2. Auflage
|
First Source
(s) |
Sep.1930 : Saga of the Vacuum Tube, Tyne p.329,330
|
Successor Tubes
|
1230
|
Base |
UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
|
Was used by |
Radio/TV-reception etc. |
Filament |
Vf 2 Volts / If 0.06 Ampere / Direct / Battery = |
Description |
Typ:- Va=90; Ia=2.5mA; Vg=-4.5; gm=0.85mA/V.
Operation at Va<135V permissible
|
Dimensions (WHD) incl. pins / tip |
41 x 91 x mm / 1.61 x 3.58 x inch |
Tube prices |
4 Tube prices (visible for members
only)
|
Information source |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
|
|
|
|
30: Courtesy Bureau Belper (De Muiderkring, Bussum)
Michael Schlör
|
|
|
 |
|
30: Ebay Auction
Franz Scharner
|
|
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30: Telefunken Werkstattbuch
Wolfgang Bauer
|
|
|
30: Sylvania Technical Manual
Peter Hoddow
|
from Just Qvigstad
|
|
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1149
Collection of a member from FIN
Collection of a member from FIN
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