Description:
The RCA 6B10 Twin Diode is a Medium-MU Twin Triode designed primarily for television receiver applications.  Diode circuits are used in horizontal-phase-detector circuits.  The tube is from the estate of an electronics technician and appears new and in the original RCA box as shown.  
The tube has been tested per the following description to ensure operation.  
*(Actual tube is shown in the pictures)

Testing: 

The 6B10 was tested using a B&K model 600 Dyna-Quik Tube Tester which checks for Grid/Cathode Shorts, Grid Emission, Tube Performance Quality, and a Shorts/Leakage Test.  Picture of Quality Tube Test shown for separate test as specified below with readings over 80%.

*Tube data test sheet and similar tube data spec sheets are included for reference.

Test Conducted:

1. Grid/Cathode Shorts Test - Tube passed operation for any shorted elements.
2. Grid Emission Test - passed.
3. Quality Performance Test - Meter confirmed "GOOD" for overall operation of tube. There were several test over 80% as shown in pictures.
4. Test/Shorts leakage with any other elements. Tube tested good/satisfactory.

Packing Guarantee:

Tube is carefully packaged to prevent any damage during normal shipment.  If item arrives with damage from shipping and claim is denied due to packaging, the seller will refund purchaser for cost or offer similar product (if available). 

SHIPPING LOCATIONS:
  • DOMESTIC:  Shipped via USPS First Class to US lower 48 states only. - (Flat Rate Shown Applies) 
  • INTERNATIONAL:  Shipped via Ebay - Global Shipment Program. - (International rates vary on buyers geographic location)