| Base | Apex Matched Pair version | T-EL84-PSV-MP | Noval |
| Apex Matched Quad version | T-EL84-PSV-MQ | Noval |
| Single version | T-EL84-PSV | Noval |
| Bulb Width | Apex Matched Pair version | T-EL84-PSV-MP | 23 mm |
| Apex Matched Quad version | T-EL84-PSV-MQ | 23 mm |
| Single version | T-EL84-PSV | 23 mm |
| Ca | Apex Matched Pair version | T-EL84-PSV-MP | 5.1 pF |
| Apex Matched Quad version | T-EL84-PSV-MQ | 5.1 pF |
| Single version | T-EL84-PSV | 5.1 pF |
| Cg/a | Apex Matched Pair version | T-EL84-PSV-MP | 0.6 pF |
| Apex Matched Quad version | T-EL84-PSV-MQ | 0.6 pF |
| Single version | T-EL84-PSV | 0.6 pF |
| Cg/k | Apex Matched Pair version | T-EL84-PSV-MP | 10 pF |
| Apex Matched Quad version | T-EL84-PSV-MQ | 10 pF |
| Single version | T-EL84-PSV | 10 pF |
| Cg1f | Apex Matched Pair version | T-EL84-PSV-MP | 0.15 pF |
| Apex Matched Quad version | T-EL84-PSV-MQ | 0.15 pF |
| Single version | T-EL84-PSV | 0.15 pF |
| Class A Ia | Apex Matched Pair version | T-EL84-PSV-MP | 48 mA |
| Apex Matched Quad version | T-EL84-PSV-MQ | 48 mA |
| Single version | T-EL84-PSV | 48 mA |
| Class A Ig2 | Apex Matched Pair version | T-EL84-PSV-MP | 5.5 mA |
| Apex Matched Quad version | T-EL84-PSV-MQ | 5.5 mA |
| Single version | T-EL84-PSV | 5.5 mA |
| Class A N | Apex Matched Pair version | T-EL84-PSV-MP | 6 W |
| Apex Matched Quad version | T-EL84-PSV-MQ | 6 W |
| Single version | T-EL84-PSV | 6 W |
| Class A N(10%) | Apex Matched Pair version | T-EL84-PSV-MP | 5.7 W |
| Apex Matched Quad version | T-EL84-PSV-MQ | 5.7 W |
| Single version | T-EL84-PSV | 5.7 W |
| Class A Ra | Apex Matched Pair version | T-EL84-PSV-MP | 5.2 KΩ |
| Apex Matched Quad version | T-EL84-PSV-MQ | 5.2 KΩ |
| Single version | T-EL84-PSV | 5.2 KΩ |
| Class A Rk | Apex Matched Pair version | T-EL84-PSV-MP | 135 Ω |
| Apex Matched Quad version | T-EL84-PSV-MQ | 135 Ω |
| Single version | T-EL84-PSV | 135 Ω |
| Class A Ua | Apex Matched Pair version | T-EL84-PSV-MP | 250 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | 250 V |
| Single version | T-EL84-PSV | 250 V |
| Class A Ug | Apex Matched Pair version | T-EL84-PSV-MP | 250 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | 250 V |
| Single version | T-EL84-PSV | 250 V |
| Class A Ug1eff (50mW) | Apex Matched Pair version | T-EL84-PSV-MP | 0.3 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | 0.3 V |
| Single version | T-EL84-PSV | 0.3 V |
| Class A Ug1eff (N) | Apex Matched Pair version | T-EL84-PSV-MP | 4.3 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | 4.3 V |
| Single version | T-EL84-PSV | 4.3 V |
| If | Apex Matched Pair version | T-EL84-PSV-MP | 0.760 A |
| Apex Matched Quad version | T-EL84-PSV-MQ | 0.760 A |
| Single version | T-EL84-PSV | 0.760 A |
| Max. Ik | Apex Matched Pair version | T-EL84-PSV-MP | 65 mA |
| Apex Matched Quad version | T-EL84-PSV-MQ | 65 mA |
| Single version | T-EL84-PSV | 65 mA |
| Max. Rg1 (cathode bias) | Apex Matched Pair version | T-EL84-PSV-MP | 1 MΩ |
| Apex Matched Quad version | T-EL84-PSV-MQ | 1 MΩ |
| Single version | T-EL84-PSV | 1 MΩ |
| Max. Rg1 (fixed bias) | Apex Matched Pair version | T-EL84-PSV-MP | 0.3 MΩ |
| Apex Matched Quad version | T-EL84-PSV-MQ | 0.3 MΩ |
| Single version | T-EL84-PSV | 0.3 MΩ |
| Max. Ua | Apex Matched Pair version | T-EL84-PSV-MP | 300 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | 300 V |
| Single version | T-EL84-PSV | 300 V |
| Max. Ug1 | Apex Matched Pair version | T-EL84-PSV-MP | -100 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | -100 V |
| Single version | T-EL84-PSV | -100 V |
| Max. Ug2 | Apex Matched Pair version | T-EL84-PSV-MP | 8 mA |
| Apex Matched Quad version | T-EL84-PSV-MQ | 8 mA |
| Single version | T-EL84-PSV | 8 mA |
| Max. Uk/f | Apex Matched Pair version | T-EL84-PSV-MP | 100 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | 100 V |
| Single version | T-EL84-PSV | 100 V |
| Max. Wa | Apex Matched Pair version | T-EL84-PSV-MP | 12 W |
| Apex Matched Quad version | T-EL84-PSV-MQ | 12 W |
| Single version | T-EL84-PSV | 12 W |
| Max. Wg2 | Apex Matched Pair version | T-EL84-PSV-MP | 2 W |
| Apex Matched Quad version | T-EL84-PSV-MQ | 2 W |
| Single version | T-EL84-PSV | 2 W |
| Pin Height | Apex Matched Pair version | T-EL84-PSV-MP | 7 mm |
| Apex Matched Quad version | T-EL84-PSV-MQ | 7 mm |
| Single version | T-EL84-PSV | 7 mm |
| Total Height | Apex Matched Pair version | T-EL84-PSV-MP | 77 mm |
| Apex Matched Quad version | T-EL84-PSV-MQ | 77 mm |
| Single version | T-EL84-PSV | 77 mm |
| Typ. Ia | Apex Matched Pair version | T-EL84-PSV-MP | 48 mA |
| Apex Matched Quad version | T-EL84-PSV-MQ | 48 mA |
| Single version | T-EL84-PSV | 48 mA |
| Typ. Ig2 | Apex Matched Pair version | T-EL84-PSV-MP | 5.5 mA |
| Apex Matched Quad version | T-EL84-PSV-MQ | 5.5 mA |
| Single version | T-EL84-PSV | 5.5 mA |
| Typ. Ri | Apex Matched Pair version | T-EL84-PSV-MP | 40 kΩ |
| Apex Matched Quad version | T-EL84-PSV-MQ | 40 kΩ |
| Single version | T-EL84-PSV | 40 kΩ |
| Typ. S | Apex Matched Pair version | T-EL84-PSV-MP | 11.3 mA/V |
| Apex Matched Quad version | T-EL84-PSV-MQ | 11.3 mA/V |
| Single version | T-EL84-PSV | 11.3 mA/V |
| Typ. Ua | Apex Matched Pair version | T-EL84-PSV-MP | 250 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | 250 V |
| Single version | T-EL84-PSV | 250 V |
| Typ. Ug1 | Apex Matched Pair version | T-EL84-PSV-MP | -7.3 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | -7.3 V |
| Single version | T-EL84-PSV | -7.3 V |
| Typ. Ug1/g2 | Apex Matched Pair version | T-EL84-PSV-MP | 19 |
| Apex Matched Quad version | T-EL84-PSV-MQ | 19 |
| Single version | T-EL84-PSV | 19 |
| Typ. Ug2 | Apex Matched Pair version | T-EL84-PSV-MP | 250 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | 250 V |
| Single version | T-EL84-PSV | 250 V |
| Uf | Apex Matched Pair version | T-EL84-PSV-MP | 6.3 V |
| Apex Matched Quad version | T-EL84-PSV-MQ | 6.3 V |
| Single version | T-EL84-PSV | 6.3 V |