Description: Made by RCA for the US Navy. Black smooth plates, hanging filaments, Foil Getter. Good stop sign label, Original box stamped INSP 291.Hickok minimum test rating is Gm 54 (65%). This test, Gm 70/88.Test results from a Hickok 539B that was thoroughly overhauled and calibrated 7/2022.Tester warms up for 30 minutes to stabilize before tests.All tubes preheat minimum of 5 minutes before testing.Test is conducted on a fully heated tube.Checked for shortsGm value I test using digital read outs for accurate A/C voltage adjustment verification. . My tubes are marked with documented identifiers to prevent false return claims.Shipping Insured Priority Mail.30 day guarantee on defective tubes.Always free return shipping.
Price: 125 USD
Location: Madison, Wisconsin
End Time: 2023-10-01T23:42:15.000Z
Shipping Cost: 10 USD
Product Images
Item Specifics
All returns accepted: ReturnsNotAccepted
Brand: RCA
Type: Rectifier Tubes
Model: 5U4G
Country/Region of Manufacture: United States
