| Pin # | = Conn. |
|---|---|
| 1 | = IC |
| 2 | = A |
| 3 | = K(0) |
| 4 | = K(9) |
| 5 | = K(8) |
| 6 | = K(7) |
| 7 | = K(6) |
| 8 | = IC |
| 9 | = K(5) |
| 10 | = K(4) |
| 11 | = K(3) |
| 12 | = K(2) |
| 13 | = K(1) |
|
|
|
| ABBREVIATIONS | |
| A | = Anode |
| K(x) | = Cathode (symbol) |
| \ # | = Segment number |
| [y] | = cathode stack position (Left, Center, Right, Top, Bottom) |
| #z | = depth position in stack for identical cathodes, #1 being foremost |
| LD | = Left hand Decimal point cathode |
| RD | = Right hand Decimal point cathode |
| Sc | = Screen |
| Pr | = Primer cathode [a.k.a. "keep alive"] |
| G(#) | = Guides or Grid (number) |
| IC | = Internal Connection [do not connect] |
| NC | = No internal Connection |
| NP | = No Pin [omitted or cut] |
Arrow points away from tube outline indicating top of symbols for end-viewed tubes, points toward tube outline indicating direction of viewing for side-viewed tubes.