2 Raytheon CRP-78 Number / Type 78 #78 Vacuum Tubes Milspec NOS NIB Lot Of Two Loktals Matched Draw This variety has black

This variety has black

Tube One measured 66/53 while Tube Two measured 67/57 where minimum (65%) is 50/50

but the bottle is firmly-cemented to it and there is no movement at all possible

These lot of three mesh plate

Gain: 16 / 16

2 Raytheon CRP-78 Number / Type 78 #78 Vacuum Tubes Milspec NOS NIB Lot Of Two Loktals Matched Draw This variety has blackThis lot of two new old stock, new in box milspec (US Navy) Raytheon CRP 78 number type 78 tube tested to spec on our Paul Hart calibrated TV7 U. They come in nifty Western Electric boxes dated April 21, 1941 in fulfillment of a US government contract for which WE had insufficient capacity and had to subcontract out. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND