FOR SALE

Sprague Tel-Ohmike TO-3

Sprague TEL-OHMIKE Capacitor Tester model TO-3.  Legendary TELOHMIKE quality.  Rebuilt and calibrated.  Circuit modified for 500 vdc polarizing voltage (to reduce power dissipation of voltage pot).  A+ product in every way.  $275 + shipping.   (We have several TO-3 restored/calibrated units available.)  Feel welcome to read our TO-3 restoration article [here].

Jackson 648 premium restoration

Jackson 648 Tube Tester. Premium restoration, BEST of best. $499 + shipping. Beautiful original cabinet. Electronically & mechanically, ~everything~ has been meticulously done, even the screw-heads have been polished and knob pointers redone! Professionally calibrated, upgraded to solid-state Line control, new SS-8 and SS-9 socket savers installed, plate load resistors and meter shunt resistors checked and replaced where needed for high precision, all socket pins hand-polished for perfect continuity, plate potentiometer and all switches & controls treated with deoxit, new 3-wire grounded line cord installed. BEST of best, suitable for serious buyer who is willing to pay for precision restoration and calibration that required more than 10 hours of aggressive shop time to deliver the quality that you see here (electrically and cosmetically). Proud buyer will want to keep this for a lifetime.



Jackson 648 restored

Jackson 648 restored

Jackson 648 restored