Test 9-Pin Novar Tubes – See List. Featured is a high-quality hand-crafted test socket adapter for use on any version Hickok TV-7 tube tester. The adapter plugs into the octal socket on the tube tester for testing a large list of 9-pin Novar tubes.
Test 9-Pin Novar Tubes – See List. Featured is a high-quality hand-crafted test socket adapter for use on any version Hickok TV-7 tube tester. The adapter plugs into the octal socket on the tube tester for testing a large list of 9-pin Novar tubes.