RCA 5W4 Vacuum Tube Valve Septal T17

RCA 5W4 Vacuum Tube Valve Septal T17This RCA 5W4 tested 38 37 on our Paul Hart calibrated TV7 U where minimum (65%) is 40 40 and 100% is 62 62. 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 OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS

Transconductance measured a perfectly-balanced 2700/2700 micromhos

top filaments for a nice light show (please see Picture Four)

I playing Easy Star All-Stars' "Dub Side of The Moon" through my Radio Craftsmen RC-2 amplifiers and they sound outstanding

This lot of five RCA new old stock

This matched trio of GE 12HG7 tubes was tested on our Paul Hart-calibrated TV7/U (on the 12BY7 setting) for shorts

US-manufactured Amperex 7699 tube tested to spec on our Paul Hart-calibrated TV7/U

They have black T plates

59 and 62 where minimum (65%) is 45

I have played them in my Radio Craftsmen RC-2 monoblocks with adapters (not included) and they sound outstanding

It’s a good pressing of a 1954 performance from right on the cusp of mono high fi

These nine tubes were tested on our Paul Hart-calibrated TV7 for shorts

I have no means to test this device