This listing is for a Rare ElectroVoice A50 Circlotron Tung-Sol 6550 Tube Amplifier with Original Cage Serviced and in Plug & Play Condition.  This amplifiers was gone through by a highly qualified and competent technician and is in good working condition. The filter electrolytic was changed with the exact match of the original one. The amplifier is quite rare and is a very nice sounding amplifier. 

This is an early production model as the serial number of it is 110. It is rated at 50 Watts and peak at 100 watts with frequency response of 20-75,000 cps.

The amplifier uses a pair of 6550 type tubes as output tubes and comes with a pair of Tung-Sol 6550 tubes. It uses a pair of Tung-Sol 5U4GB tubes for rectification.

The cosmetics of the amplifier is quite nice considering that it is about 70 years old and its condition can be seen in the pictures. 

It is missing the bottom cover that could be re-manufactured.

Due to age it is being Sold AS IS and is not returnable and not refundable.

Disclaimer: When buying almost 60 and 70 plus year old electronic equipment that has not had all parts replaced with new parts there is always the possibility with failure to the 50 year old part/s at any time. Some of the electronic part/s may continue for another 50 years without need of replacement and some electronic part/s may fail a few days after you start using the item. The item will arrive to you in the working condition as described in the listing but I am not responsible for what might happen to the electronics part/s after the item is received in working order due to the age of the electronic part/s.

The buyer pays for shipping and handling/packing, there is a small international paperwork preparation fee of $35 per package for items being shipped outside of the USA.