Rare Marantz 920 Design Speaker Series System floor standing speakers are a perfect example of extreme quality engineering. Visually stunning with a HUGE soundstage they will make a statement in any r

 

2 Type 7247 (12DW7) Vacuum Tubes RARE Audio Duo-Triodes These used tubes have been tested for mutual conductance. On my Hickok TV-7 tester the first triode sections read 41 and 51. A reading of 32 wou

 

Three Mullard made and five Amperex Bugle Boy 6BM8 ECL82 tubes, five branded made in Holland and three branded made in Gt.Britain, all eight have the Philip tube type code of OG on the top line of cod

 

Two NOS NIB RCA 6AS7 G Audio Vacuum Tubes in pristine condition, made in the USA. The 6AS7 is a dual power triode similar to the type 6080. This tube type was used in audio amplifiers, radio, military

 

Stromberg-Carlson Model 20 amp, about 1940, in nice, as found condition. See all pictures. Needs new power cord. Comes with all tubes as shown. 6L6's and 5U4G test good. Transformers test good. Not te

 

I have here a Harman Kardon without output tubes and 12axy ones, all others are included. I bought this to learn how to restore tube receivers, but I get distracted by turntables and shiny solid state

 

UP FOR BID IS A VINTAGE BRADFORD POCKET TRANSISTOR AM RADIO . MADE IN HONG KONG. THERE ARE SOME SCRATCHES AND NO CHIPS OR CRACKS. IT HAS BEEN TESTED AND SOUND GOOD. TAKES 9 VOLT BATTERIES ( NOT INCLUD

 

Lot of four Sylvania 12AU7A Tubes. CONN Organ Label. Grayplate, Top halo getter Construction. Matching 1960 date codes: ALT 312/039. Thoroughly tested at new values on Jackson 648: 110/110 115/110,110

 

Up for your inspection is a vintage Zenith All Transistor AM/FM Radio model 810 Recently acquired at an estate sale Item is used in good condition Radio has been checked and works great Comes with ori

 

This is a pair of custom made acrylic covers / protectors for the JBL Century / L100 speakers. They're great if you keep a plant or other items on top of your speakers. They measure 14.25" wide, 12.50