The TA-274A is based on the TA-274B rectifier tube and features a new 4-pin UX base. This product is completely build to order.
The 4-pin UX base was newly fabricated to enable the use of the product in amplifiers equipped with the UX socket. The TA-274A rectifier twin diode tube will please users of Western Electric vintage amplifiers and others.
The TA-274A is completely build to order. We will deliver the product in two weeks to a month after order is placed.
Type Twin diode tube
Product name TA-274A
Configuration Directly heated twin diode tube
Filament voltage/current 5V/2A AC
Maximum plate voltage(RMS) 660 V/plate
Maximum DC output current 225mA
Maximum transient current 2.5 A 20 msec or less
Peak plate current 700 mA/plate