OddMix VACUUM TUBE - ECH84 |
ECH84 Triode, Heptode Telefunken Vacuum Electronic Tube
This is an original, Telefunken ECH84 Triode, Heptode electronic tube. This tube is designed for RF [Radio Frequency] but useable in AF [Audio Frequency] circuits. A heptode or a triode is useful for many other special purpose circuits like oscillators, RF amplifiers, multivibrators, blocking oscillator, replacement part, circuit research and experimentation or for antique radio, instrument, TV television restoration projects or to set up a private vacuum tube museum. It is NOS tube - New Old Stock, unused, without box, excellent condition.
Features: • Triode, Heptode • RF & AF Amplifier, Oscillator, Mixer • MFG: Telefunken • High quality Made in Germany • Heater: 6.3 V, 0.3 A • Substitute: EU12 • Plate: 250/250 Vmax - 1.3/1.7 Wmax Triode/Heptode • Base: 9-pin Noval - all glass Notes: • NOS - [New Old Stock] tube • Without box • Unused - Price: $30 - One available • S/H included within continental US |
ECH84 Noval 9-Pin Miniature All Glass Vacuum Electronic Tube Electrode Connections
PIN # | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
Electrode | Grid-3 | Grid-1 H | Cath G5 SH | Heater | Heater | Anode H | Grid-2,4 | Anode T | Grid-1 T |
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