I have plug this device in and dose power on. Have not done a full test on this device “lack of knowledge”. However the power cord has seen better days and needs to be replaced it’s in very poor condition and brittle crumbling apart The Vintage Triplet 1503 Multipurpose Tube Tester is a unique tool designed to test radio and TV tubes for power. With its brand being Triplet, this product is likely to have a classic and reliable design that is perfect for vintage electronics enthusiasts. This multipurpose tube tester is an essential accessory for those looking to restore or maintain the functionality of old audio and video equipment.

Mercury Model 500 Component Substitutor Pre-1930 Original. Maker : Mercury Electronics Corp. Time Period Manufactured : Pre-1930. This refurbished item has been previously used and may exhibit some signs of cosmetic wear, such as minor scratches or scuffs. However, it has undergone rigorous testing to ensure it is fully operational and functions as intended. This item may have been a floor model or a store return. Refurbished and Tested: Each unit has been carefully inspected, cleaned, and restored to full working condition. Operational Guarantee: The item is fully operational and functions as intended. Cosmetic Wear: May include minor cosmetic imperfections such as light scratches or scuffs, which do not affect the item’s performance. This item comes with a. Against any hardware defects.

Eico model 666 tube tester, Working, comes with instructions manual.

Tested working condition with original box and instruction manuals.

Check pictures closely so that you can determine quality properly. May need a bit of a cleaning.

Vintage 1930′s Era CHRISTY ELECTRONIC Tester model A2 – Bulb Tester. This tester is in really clean condition. It comes housed in a nice black case that is also in good condition with some light wear. Case when closed measures 11 inches wide by 9 inches long by 6 inches. Really nice condition on this piece, with only some light wear, not how you usually find them! This item is in the category “Collectibles\Radio, Phonograph, TV, Phone\Radios\Tube Radios\1930-49″. The seller is “buyitwow1″ and is located in this country: US. This item can be shipped to United States, Canada, Bahamas, Uruguay.

• Brand: Christy

Vintage Military TV-3B/U Navy Dept Radio Amplifier Tube Tester Checker. This item includes instruction manual. The role chart is missing. The meter jumped when touched with a finger I did insert a tube for testing and did show filament glow although the fuse overload started to glow as well but did not trip Can not get accurate reading from meter. Sometimes it stuck sometimes it jumped all the way over etc. Tube testing is the only function I performed. The item “Vintage Military TV-3B/U Navy Dept Radio Amplifier Tube Tester Checker” is in sale since Sunday, October 17, 2021. This item is in the category “Business & Industrial\Test, Measurement & Inspection\Testers & Calibrators\Tube Testers”. The seller is “vintage_dust” and is located in Syracuse, 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, Philippines, 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, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay.

• Brand: Hickok
• Custom Bundle: No
• Model: TV-3/U
• MPN: Does Not Apply
• Country/Region of Manufacture: United States
• Modified Item: No

As-Is Vintage EICO Signal Tracer Model 147A Radio Tester Green Eye Tube. Tested only for power-on condition. We are not equipped or experienced enough with this unit to do further testing. The item “As-Is Vintage EICO Signal Tracer Model 147A Radio Tester Green Eye Tube” is in sale since Thursday, October 21, 2021. This item is in the category “Consumer Electronics\Vintage Electronics\Other Vintage Electronics”. The seller is “larali.e-commerce” and is located in Marion, Texas. 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, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay.

• Brand: EICO
• Custom Bundle: No
• Model: 147A
• MPN: Does Not Apply
• Country/Region of Manufacture: United States
• Modified Item: No
• California Prop 65 Warning: na

As-Is Vintage EICO Signal Tracer Model 147A Radio Tester Magic Eye Tube. The item “As-Is Vintage EICO Signal Tracer Model 147A Radio Tester Magic Eye Tube” is in sale since Monday, August 16, 2021. This item is in the category “Consumer Electronics\Vintage Electronics\Other Vintage Electronics”. The seller is “s7vensales” and is located in North Hollywood, 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, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay.

• Brand: EICO
• Custom Bundle: No
• Model: 147A
• MPN: Does Not Apply
• Country/Region of Manufacture: United States
• Modified Item: No
• California Prop 65 Warning: na