Upgrade and Replacement for Dynaco(tm) ST35 and SCA35 power amplifiers. Direct bolt in replacement-no drilling or cutting required to install.New unit made in Chicago,USA by transformer professionals with decades of experience manufacturing high voltage transformers. Guaranteed to meet or beat published specifications for the original Dynaco part. For the connection diagram for this unit Click Here Runs cooler, regulates better than original due to improved insulation technology that allows larger gauge secondary wire, resulting in about 25% less copper resistance on the secondary. Secondary is 330-0-330VAC at 180 ma DC rectified current, plus two 6.3V at 2.5 amp windings for filaments & pilot bulb. Primary is 120VAC 50/60 Hz. Measures 3 inches (78mm) high X 2 1/2 inches (64mm) wide by 3 7/8 inches (100mm) deep over end bells. Mounting hole bolt pattern us 2 inches (53mm) by 2 3/4 inches (70mm). Ship wt 5 lbs (approx 2.2 kg). Great for homebrew \ DIY projects. Some regard the ST-35 as the best of the line. |
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