2 NOS General Electric JAN 6AV6 Vacuum Tubes. The 6AV6 (aka EBC91) is a seven-pin miniature high-mu triode / twin diode. It is used as a combined detector, amplifier and AVC tube in AM radio receivers.
Item Tag: TV-7D/U Tested
1 NOS Chatham JAN 5R4WGA Vacuum Tube 1957 Rectifier “Potato Masher”
1 NOS General Electric 5R4-GYA Vacuum Tube. Hickok TV-7D/U tests read 54/54.