This auction is on a single vintage Klipsch K-400, 1" exit mid range horn for K-55-V mid range driver, pulled from a working, orphan Klipsch La Scala circa 1976. This is an aluminum horn and is in exc

 

Here is a genuine English Mullard EL34 output pentode. It was tested on an AVO Valve Characteristic Meter and found to be in excellent condition. Results were;- Va, 250; Vg2, 250; Vg1, -13.5; Ia, 54mA

 

For sale WONDERFUL RARETY especialy in PAIR and in MINT shape, ONE PERFECT MINT COUPLE of HAL-WAVE RECTIFIER RG62D or RG62 TELEFUNKEN, genuine made in Germany, NOS, the wrapping is the original and un

 

Vintage Hewlett Packard HP 67 Scientific Calculator Missing charger. Original vinyl case included. Very Good condition. Very clean. Have not put fresh batteries in to see if the unit powers up. Sold a

 

The Avid 103's are amongst my my favorites speakers. The system these came out of sound fine, but the cabinet's are in need of restoration and they don't fit in with the decor of our newly renovated h

 

Up for bids is a pair of GE EL84 6BQ5 Tubes. These tubes have a halo getter and copper grid posts. Date codes are KE, HC. Tubes were tested on our calibrated TV-7D/U where 50 is the minimum, these tub

 

An NOS General Electric 6146B/8298A vacuum tube. This tube is in the original package and doesn't appear to have ever been used. Tested on a Hickok 533A and tested 'good'. 6000/7000 uMho. 48 hours to

 

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

 

UP FOR BID IS A VOCAGRAPH SOUND MODEL 30A 30C TUBE AMPLIFIER. ITEM IS USED AND SHOWS WEAR/AGE. ITEM IS NOT TESTED. LINE CORD WILL NEED REPAIR. TUBES SHOWN IN PHOTOS ARE INCLUDED IN THIS LISTING. PLEAS

 

Measure 4.9 ohms and are in Mint shape.