| Country: |
United States of America (USA) |
|
Brand: |
Common type USA |
| |
Tube type: |
Vacuum Pentode (without beam power) Power/Output |
|
Tube ID = 2676
|
 |
| Identical to |
47
= P2
= 247
= PZ
= UY-247
= A247
= VT-47
= PH247
= RES347
= CV1772
= VT47_USA
|
| Similar
Tubes |
1610_RCA (other class quality (otherw. equal))
47E (can normally be replaced - small diff'ce)
|
| First Series |
1931 Radios von gestern |
| First Source
(s) |
Jun.1931 : -- Collector info (Sammler)
|
| Successor Tubes |
1932
2A5
42
|
|
| Base |
UY-Base, 5 Pins (USA, April 1927) (Codex=Hy)
|
| Filament |
-: Direct /
-: Parallel, (AC/DC) /
If: 1.7 Ampere /
Vf 2.5 Volts /
|
| Tube prices |
0 Tube prices (visible for members
only)
|
| Literature |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
| |
|
| |
Courtesy Bureau Belper (De Muiderkring, Bussum)
Michael Schlör
|
|
|
|
Patrice ZEISSLOFF
Patrice Zeissloff
|
|
Telefunken Werkstattbuch
Wolfgang Bauer
|
|
Sylvania Technical Manual
Peter Hoddow
|
|
|
