Description: FOUR(4) TUBES WESTERN ELECTRIC USA,One(1)416A + Three(3) 416B/6280 Planar Amplifier/Frequency Multiplier Triode Tubes Two Original WECO Boxes Dated 4/60, 2 Tubes appear as just from factoryand 2 appear Very Lightly Used All four Tested for Continuity w/ Fluke 77 III DMM, Providence in pics listed- Please preview all pics, last pics show the 'Advanced Western Electric Technical Factory Data Sheet for tube type 6280=416B tube' 1 tube Western Electric 416A3 tubes Western Electric 6280 = 416B We are offering a 30-day unconditional operating Warrantee/Guarantee on this set of 4 tubes. Condition: Clean Pins, plug-in and play condition. All 4 tubes were found in these 2 boxesfrom a very Large Military & Commercial tube lot purhase.1 box has lid printed missing, both boxes have WECO production info on box sides. Both boxes ship with 2" original excelsior damping packing material found inside box.Continuity Tested 'GOOD' with Fluke 77 III DMM. When a DMM is set to Continuity and the clipsare connected to each Filament/Heater pin if the meter reads "0L" with NO DMM ringing sound then the tube filament/heater is shorted however any reading other than "0L" such as "0" or higher is "GOOD" Continuity and the DMM 'rings' loud. Technical Specs reference : Western Electric Factory Data Sheet 416A/416B/6280 ( see pics listed ) (change dot to a period '.' in the link below) frank dot pocnet dot net/sheets/201/6/6280 dot pdf frank dot pocnet dot net/sheets/185/4/416B dot pdf 416A/416B/6280 Planar Triode The Western Electric 416A/416B/6280 is a gold plated planar triode designed for use as an amplifier or frequency multiplier in high frequency transmitters at frequencies in the order of 4000 megacycles. The 416B has a ring shaped threaded gold contact, which secures the tube in place when being used. Electrical Data:FilamentVf 6.3 Volts / If 1.18 Ampere / IndirectPlate Voltage ................................. 270 VGrid Voltage ........................ +1.5 to -15.0 VPlate Current ......................... 33 MilliampesGrid Current .......................... 15 MilliampesHeater Cathode Voltage ......................... 45 VPreferred Substitutes ............ 6239, 6280 Country:United States of America (USA)Brand:Western Electric NY,NYTube type: Transmitting Triode, air cooled SHF/EHF (>3 GHz) Identical to6280 = 416BWas used byTransmitter tube (Radio)FilamentVf 6.3 Volts / If 1.18 Ampere / IndirectDescription Planar triode, gold plated body; top pin to anode, threaded grid ring, four pin base. Glass spacers. Mu 200, 0.5 W out power at 4GHz. Also widely used as low-noise amplifier in microwave receivers. Information sourceTube Lore (I) WE PACK VERY WELL AND SHIP FAST TO OVER 100 COUNTRIES WORLDWIDEMANY Years of Experience shipping fragile electronics, speakers and Vacuum Tubes. US Shipping to All 50 States & US Territories + APO/DPO/FPO/xPO & PO Boxesvia USPS ground Advantage. International via eBay International Shipping Center - low cost space available Air-Freightwith Tracking. Ebay's international ship partners are USPS International, DHL & Asendia.Allow 10days to up to 6weeks for delivery depending upon country of destination.IF YOUR COUNTRY IS LISTED IN THE DROP DOWN BOX IN THE 'SHIPPING, HANDELING' TABTHEN WE SHIP TO YOU.
Price: 139.95 USD
Location: Miami, Florida
End Time: 2024-12-02T23:50:43.000Z
Shipping Cost: N/A USD
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Item Specifics
Return shipping will be paid by: Seller
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Brand: Western Electric
Custom Bundle: No
Model: 416A 416B 6280
MPN: Does Not Apply
Country/Region of Manufacture: United States
Unit Quantity: 4
