ECC33 Mullard - 6SN7. A vintage audio tube. Black base, D getter at the side, gray plates. Logo is 85%. Tested on my AVO CT160 tubetester. New value in the AVO manual for this tube is Ia= 9mA and Gm =

 

A rare find in a Vintage 1950's/60's Knight-Kit Wireless Broadcaster - Amplifier. This kit appeared in the Allied Radio Catalog and was a simple, low-cost, low-power AM radio transmitter. Thousands bu

 

You are looking at the very nice preamp using ECC83(12AX7) tube This was made for using with recorder player so it is included phono stage. Amplier of age is about 20 years, I did test it in my system

 

PHILIPSORIONMODEL BD390AAM/LW/SW RECEIVER circa 1949 Historically significant, classically designed, the Orion was one of the first post WWII German made table top receivers. Radio is all original and

 

This listing is for one used General Electric heavy duty electronic vacuum tube in the original box. The M 2057 tubes were GE’s heavier duty and higher output replacement tube for the 8950. The 2057

 

Offering a GRUNDIG MAJESTIC, Model 1088 US Tabletop Radio. Overall it's in decent shape, it has broken dial glass and has a large chip in the plastic which surrounds the glass. The radio powers, but t

 

This auction is for a fairly good working condition & its cosmic considering its age. I had bought this from here website long ago as a dud apparatus stenciled with white letter of NAVY ELECTRONIC

 

This unit is in very clean condition. The front panel is pretty much spotless with just 2 small dings or discolorations on the right side corner but are not very noticeable. There is a small scratch o

 

1 EA 811 TUBE WITH A GOOD FILAMENT.......

 

This is a small single ended output transformer for matching an output tube such as a 50L6 to a voice coil. The plate primary impedance can be selected as 1500-2000-2500 Ohms and the secondary impedan