Description Power Supply Board Based on LM317T Regulator IC Design, AC or DC Input, DC Output.Complete Series of Protections (IC Function), Current Limiting, Thermal Shutdown and SOA Control.With Prot

 

Sets of 4 Dust caps for your altec 803, 803a, 515, 515a woofers. The set of dust caps will arrive as it appears in the photo. Shipping: I will pack and send Worldwide Shipping Worldwide US$6.00- Payme

 

Up for auction is a NOS Sylvania 5U4G tube. With date code 2/52. It has been tested on a TV7-D/U for mutual conductance where min. good is a reading of 40/40. It test 52/52. I will be listing more tub

 

                                  This auction is for a Lot of 3 SYLVANIA JHS 12AX7 WA Military Grade Identical Preamp Tubes.   They each have tall gray plates, a top round halo

 

Dual 1019 Turntable in very nice working condition! Couple of small blemishes on the back area of the wood that some dark furniture polish will take care of. Plastic cover has surface scratches but no

 

Competent in tubes! audiotubes_de Shipping info: We always ship registered letter Deutsche Post We use strong box and good damping material inside (DOA = 0) Here we have "One genuine Siemens Halske CC

 

ECC83 TUNGSRAM TUBES FOIL - GETTER / Dual Support TESTED PAIR Ia1 Ia2 S1 S2 mA mA mA/V mA/V ECC83 1.3 1.3 1.4 1.4 ECC83 1.2 1.2 1.6 1.7 Measured at catalogue parameters Ua = 250V & Ug1 = -2V where

 

Hello all you audio head ebayers out there… Today we have up for bid a lot of 69 electron tubes from all different makers… A few of them have there original boxes… A lot of them are just single

 

HOLIDAY PRICE! I am selling a lot of Raytheon CK6476 (2 tubes) and CK6910 (3 tubes) Neon Decade Counter Tubes. These have been carefully packed and stored since the '70s. I am not sure about the diffe

 

Here is a beautiful example of the very desirable Magnavox Single Ended EL84 / 6BQ5 tube amplifier. I made a number of upgrades as most people due to make them stand alone without the console. Like sp