Details
Electro-Harmonix tubes are all new designs and are of excellent quality. Many OEMs use relabeled Electro-Harmonix vacuum tubes in their amplifiers. If you want great sounding tubes at a very reasonable price, then Electro-Harmonix tubes should be on your list.
Features
- Type: Miniature pentode vacuum tube
- Designation: EF86EH (Electro-Harmonix)
- Base: B9A (Noval) – 9-pin miniature
- Heater Voltage (Uf): 6.3V (300 mA)
- Heater Current (If): 200 mA
- Plate Voltage (Ua): 250V (maximum 300V)
- Screen Voltage (Vs): 140V
- Plate Current (Ia): 2.6–3.8 mA
- Screen Current (Is): 0.45–0.75 mA
- Transconductance (gm): 1.6–2.4 mA/V
- Plate Dissipation (Pa): ≤ 1.0 W
- Screen Dissipation (Ps): ≤ 0.2 W
- Cathode-to-Heater Voltage (Uk/f): ±100V
- Grid-to-Plate Voltage (Ug2/Ua): ≤ 0.5
- Grid-to-Cathode Voltage (Ug1/Uc): ≤ 50V
- Grid Circuit Resistance (Rg): 3 MΩ
- Cathode Resistance (Rc): 500 Ω
- Envelope Temperature: ≤ 170°C
Top FAQs
How can I pay?
You can pay through Credit Card
How long should I wait to receive my item?
It normally takes us between 3-4 days to process an order, but due to the Christmas season it could take 1-2 weeks. You will receive an email confirming your purchase, then our delivery men will contact you via phone to make a delivery appointment with you.
Crap, this isn’t what I ordered. Now what?
Worry not fellow musician. We’ve got your ass covered. Let us know and we’ll replace it immediately.