This is a Siltronic Co. This has Mallory capacitors and GE tubes. This amp can be powered by 110 VAC and turns on fuse and cap to it are missing, there is a dent in the housing and one tube socket is chipped. The tubes all tested good, none are shorted some gave readings of 45 on the tester others as high as 75 may have scratches all other components good. The transformer secondary are uncommon see the diagram. I was told this was from the military taken back from a war. The tube tester used is an Eico 635, all the tubes are functional. The item “Siltronic Co VNTG Military Tube AF Amplifier Ham radio USA make offer” is in sale since Tuesday, February 23, 2016. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Amplifiers & Tube Amps”. The seller is “candycapprincesswhatyouwant” and is located in Santa Rosa, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Russian federation, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica.

• Type: Power Amplifier
• Brand: The Siltronic Co
• Model: AF Amplifier AM447A/G
• Country/Region of Manufacture: United States