This rare and hard to find piece of vintage testing equipment was used to get measurements by all the manufacturers to write their tube manuals. It appears to be fully intact and in very good condition. Our technician examined it carefully, both inside and out, and found do apparent defects or damage but, without the right tubes, could not test it. Therefore we must offer it in AS IS condition. Please examine all photos as they are part of the item description. We will work with you to resolve any problem you may have. PLEASE BE CAREFUL NOT TO ACCIDENTALLY OPEN A CASE. The item “RARE! Vintage General Radio 561-A Vacuum Tube Bridge, Analyzer, Tester” is in sale since Thursday, October 24, 2019. This item is in the category “Business & Industrial\Test, Measurement & Inspection\Testers & Calibrators\Tube Testers”. The seller is “davescyberstore” and is located in Long Beach, New York. 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, Sweden, South Korea, Indonesia, Taiwan, South africa, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Iceland, Reunion, Uruguay.

• Brand: General Radio
• Model: 561-A
• MPN: 561-A