Tektronix PS503 Dual Power Supply Plug-In Module

<p>The Tektronix PS503 is a triple power supply plug-in for the TM500 system. It supplies 0 to -20 V and 0 to +20 V at 1 A (0.4 A in low power compartments) as well as +5 V at 1A. The variable supplies can be adjusted independently or can track one another.</p>