This is a very nice Harman Kardon A50K tube integrated amplifier, the kit version of the A500 amplifier. I've been asked if the kit version is the same as the factory assembled A500--electrically they

 

NOS mullard GZ 34/ 5AR4 rectifier tube. Black Base Amperex bugle boy branded. This was digitally tested on a Longhin tube tester. Also tested on a Marshall Bluesbreaker amp! Pay no attention to the eb

 

Buy With Confidence Classic Vintage Record Player / Turntable Dual 1229

 

Here is a pair of used Mullard large base GZ34 5AR4 tubes. Both tubes have the locator pin broken and missing so please bid accordingly.They test good on my B&K 707 tube tester with no gas or shor

 

This is a 6AS7G RCA Made in USA * New in box * Hard to get these originals * Tested on my CT160 AVO - all my valves are NOS and are tested to meet Philips valve data specs * Used in high end audio amp

 

this unit is in very good physical condition. Is also in very good working condition. All switche functions work perfectly and all lights work. 8-track works very well. speakers are included and work

 

Beautiful Electro Voice speaker!!!! Clean!!! Has very small speaker year unfortunately but I know this can be fixed. Took it out of the cabinet and was amazed at this beauty!!! All sales final. Please

 

Being offered is a fully functional The Radio Craftsmen C-20 12" co-axial loudspeaker. Its condition is 100% original, un-molested, never serviced and as close to new condition as possible. This was r

 

Very nice altec woofer with alnico magnet , 12" baby brother of Vott drivers . Some say it offers the best midrange out of all altec woofers. Great in 3 cu.ft cabinet or in Mini Onken .I have another

 

#0605EA+ Polk Audio Passive Radiators SW100, 10" Used in SDA-CRS, Monitor 10 I've been selling on eBay since January 1999. My feedback speaks for itself with over 14 years of helping buyers fulfill th