🎁 Final Month Special: 15% OFF + Free Shipping on Most Items! Don't Miss Out - Shop Now! ✨

Shopping Cart

Sub Total: $0.00
Total: $0.00
Checkout

Search Products

291A Western Electric NOS 1972 (42/25) Image 1
View
291A Western Electric NOS 1972 (42/25) Nav Image 1

291A Western Electric NOS 1972 (42/25)

$75.99 $89.00


Tags:

1940 291A engraved base preamp tubes western electric tubes


Categories:

Western Electric
Estimated Delivery:
0 people are viewing this right now
Guaranteed Safe Checkout
Trust
Trust

  • Description

1 tube) 291A Western Electric NOS 1972 (42/25)

Tested on TV-7D/U

 

General Info

Pentagrid converter with cathode

10V Filament

Vplate=180V

Vgrid1=-7.5V

Vgrid2=180V

Vgrid3=75V

Vgrid4=-3V

Vgrid5=75V

Mu=275

Gm=690

Rp=400Kohms

 

 

You May Also Like

product-img

(!!) 396A=2C51 Western Electric used 1967 (9.6/7.0ma) (mis-matched Gm)

SHOP NOW
product-img

6S8GT used/good no printing 1950 era (102/60)

SHOP NOW
product-img

7 pin gray phenolic top chassis socket (27 in stock)

SHOP NOW
product-img

6350 GE 5-Star NOS 1963 (13.2/12ma)

SHOP NOW
product-img

(!!!) (Best Single) 12AT7 Amperex Mullard UK NOS 1973 (11.0/11.2ma)

SHOP NOW
product-img

5448 Burroughs Nixie readout tube used (16 pins) (1 in stock)

SHOP NOW