4 Philco Number / Type 41 #41 Vacuum Tubes Clear Bottle Lot Of Four Rega P1 Mono LP

4 Philco Number / Type 41 #41 Vacuum Tubes Clear Bottle Lot Of Four Rega P1 Mono LPThese four Philco clear bottle type number 41 tubes tested as follows on our Paul Hart calibrated TV7 U: 42, 56, 58 and 60 where minimum (65%) is 40 and 100% is 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

It is globe / Balloon-shaped

68 and 68 where minimum (65%) is 40

Tube One: 20 milliamps' plate current

These seven Philco 24 globe

These four GE 3AW2A tubes tested to spec on our Paul Hart-calibrated TV7/U

short bases

Tube One measured 31 while Tube Two measured 33 where minimum (65%) is 22

I am playing it in my Pro-Ject Tube Box S phono pre-preamplifier (tube on right) with John Mayall’s seminal "The Blues Alone" album

new in box Zenith 6JH8 tubes tested to spec on our Paul Hart-calibrated TV7/U

This new old stock-testing pair of Silvertone 224 globe

This hard cover book is in good condition

They are lightly microphonic and not suitable for environments with excessive vibration