4 US-Made 5725 JTL5725 6AS6W Milspec Vacuum Tubes Valves NOS NIB Lot Of Four Type Hextal

4 US-Made 5725 JTL5725 6AS6W Milspec Vacuum Tubes Valves NOS NIB Lot Of Four Type HextalThese new old stock, new in box US made 5725 GL5725 tubes tested to spec on our Hickok 800 BECAUSE OF THE BIZARRE, INTRUSIVE AND DRACONIAN GERMAN PACKAGING REGULATIONS AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH THEM WE NO LONGER SHIP TO GERMAN ADDRESSES. WE WILL HAPPILY SEND YOUR PACKAGE TO A NEIGHBORING COUNTRY OR MAKE SUITABLE ARRANGEMENTS. IN 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE PROBABLY HAVE IT. PLEASE

These five GE number / type 27 tubes tested as good on our Paul Hart-calibrated TV7/U

75 out of 10

60 and 82 where 40 is minimum

new in box US-made milspec JAN 6CL6 tubes tested to spec on our Paul Hart-calibrated TV7/U

RF shielding

They have black plates

The dust jacket looks new -- as does the book itself

new in box GE 6EW6 tubes tested to spec on our Paul Hart-calibrated TV7/U

Tube One measured 1380 micromhos and drew 10

Tube one measured 30 in its triode section where minimum (65%) is 25 and 100% is 38

new in box US-made 6FG7 tubes tested to spec on our Paul Hart-calibrated TV7/U

This hardcover book is in very good condition