2 Arcturus Number / Type 41 #41 Vacuum Tubes Gray Bottle Lot Of Two Musical Paradise MC3 Noise: -74 dB / -75

Noise: -74 dB / -75

This book -- and its dust jacket -- is in very good condition

This tube tested above spec for plate current draw and below spec for transconductance

Admiral-BRANDED 5V4G rectifier tube was tested on our Paul Hart-calibrated TV7/U

This matched pair of RCA triple mica 6CL6 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

2 Arcturus Number / Type 41 #41 Vacuum Tubes Gray Bottle Lot Of Two Musical Paradise MC3 Noise: -74 dB / -75These two Arcturus gray bottle type number 41 tubes tested as follows on our Paul Hart calibrated TV7 U: 52 and 58 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 INSURED UP