IN-1 Fine Grid
18mm numeric tube manufactured by Reflector/Sovtek
This Version of the IN-1 has a smaller anode grid than the standard IN-1. Its also manufactured by Reflector/Sovtek and its characteristics are the same as the standard IN-1
| Brand / Manfacturer | Reflector/Sovtek |
| Same Types | |
| Likely Tyes | |
| Symbol height in mm | 18 |
| Characters / Symbols | 0-9 |
| Decimal point | none |
| Base / Socket | 0 |
| Starting Voltage (typ) | 170 V |
| Maintaining Voltage (typ) | 135 V |
| Current per Segment | 3mA |
| Reccomend Resistor | 12.6kOhm = 2.8mA |
