6B8 Svetlana Pentode Tubes Lot of 4 NOS
Double diode-penthode
Categories
Russian metal double diode-pentode 6B8
Svetlana factory
"OTK" marking
The bid is for 4 russian tubes
Date of production is 1964
New old stock. The tubes are never used
Military equipment , high reliability
| Name | 6B8 |
| Type | double diode-penthode |
| Application | low-frequency and IF voltage amplification,detection |
| Cathode type | oxide,indirect heating |
| Envelope | metal |
| Mass,g | 44 |
| Filament voltage,V | 6,3 |
| Filament current,A | 0,275-0,325 |
| Anode voltage,V | 250 |
| Anode current,A | penthode-0,01/diode-0,0008 |
| Grid1 voltage,V | minus 3 |
| Grid2 voltage,V | 125 |
| Steepness,mA/V | 1,65 |
| Microphnic noise,mV | 150 |
| Socket type | rsh5-1 |
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