|
EF86Sensibly equivalent¶ to:See also:
|
|
|
The EF86 is the standard early stage audio pre-amplifier valve. This exhibit is branded with the name of a well known dealer, originally based in London and latterly in West Sussex. The actual manufacturer is not known.The thin glass tube envelope is 20 mm in diameter and excluding the B9A base pins, is 47 mm tall.References: Data-sheet & 1040. Type EF86 was first introduced in 1953. See also 1953 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |  g2 | s | k | h | h | a | s | g3 | g1 |
|
|
Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vg | mAa | ra | gm | 
| 6.3 | 0.2 | 250 | -5 | 4 | 2.5M | 2 |
|
Updated January 29, 2013.
|
|
