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All Categories | Tubes: Starting with "100" and up - Page 1: 100/70 to 790 | 300R4, JFD Vacuum Tube

300R4, JFD Vacuum Tube

300R4, JFD Vacuum Tube

Part Number:
(TUR) 300R4

Product Details:
300R4, JFD

For a $6 up charge ($5 for 20 tubes or more of same number), individual Roe Tester V10 printouts with curves will be included with individual tubes. This test takes about 10 minutes for each test. The calibrated ROE Tester is the finest test tube testing system available. It will document every operating parameter of the subject tube.

NOTE: Sweep Tubes are not warranted in any way due to wide and variable operating conditions.


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