399B Western Electric used/good 1950's (3 in stock)

Name: 399B Western Electric used/good 1950's (3 in stock)
Brand: Tube World
SKU: 399B
Price: 19.99 USD
Availability: InStock

$ 19.99

1 tube) 399B WE used/good 1954 (22/18)
1 tube) 399B WE used/good 1958 (22/18)
1 tube) 399B WE used/good 1952 (21/18)

(399A/B=similar to 1T4 except for filament voltage)