ME1400 Mullard Electrometer Pentode Vacuum Tube High Input Resistance

This is an original ME1400 Mullard Electrometer Pentode replacement tube originally selected for lowest grid current with an external red additional shield. A rare, hard to find, classic octal tube. It is useful in many older instruments, pH meters, photocell units, special circuits, VTVMs, old time receivers, transmitters and transcievers. Useful for antique radio, instrument restoration projects or to set up a private vacuum tube museum.

---

HISTORICAL TECHNICAL COLLECTIBLE Features: • ME1400 Mullard Electrometer Tube • High quality Made in England • Low grid current selection • Filament: 4.5 V ±5%, 160 mA • Plate: 90 VDCmax • Cathode: 1 mAmax • Base: 8-pin Octal • Discontinued Collectible Tube Notes: • Unused • Price: $15 • One available • Without box • S/H included within continental US

---

• Only one item available unless otherwise indicated • Click the credit card pictures left to order • • E-Mails always answered unless return e-mail is blocked