Pair of RCA 807 vacuum tubes
Tubes are identical in construction
Tested with a calibrated TV-7D/U tube tester.
Calibration by Daniel Nelson.
Tested at: 62 77
Average new: 79
Minimum good: 48
The minimum is equal to 65% of the life of the tube.
Tested for shorts and gas.
Date code: 56-52, 56-43
Construction: black plate dual [ ] getters
Glass: clear
Bases are tight
30-day free return.
We combine shipping $1.00 for each extra tube purchase.
Your items will be packed very well and shipped promptly.
Always glad to answer any questions.
Thanks for looking!