Home » Preamp tubes » (slightly microphonic) 5687 Raytheon black plates NOS "square" getter halo 1950's (37/39ma) (strong Ma and Gm)

(slightly microphonic) 5687 Raytheon black plates NOS "square" getter halo 1950's (37/39ma) (strong Ma and Gm)

Name: (slightly microphonic) 5687 Raytheon black plates NOS "square" getter halo 1950's (37/39ma) (strong Ma and Gm)
Brand: Tube World
SKU: 5687
Price: 24.99 USD
Availability: InStock

By Tube World

$ 24.99

1 slightly microphonic tube) 5687 Raytheon black plates NOS "square" getter halo 1950's

1 section) 37ma Gm=11,300

1 section) 39ma Gm=11,800

mcirophonics are low, only slight thump when tappin gon tube in circuit

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See more: vacuum tube

Tags: 1950's, 5687, 5687WA, black plates, D getter, Raytheon

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