The Tektronix S-320 is a programmable pulse generator and power supply used in automated test systems such as the S-3001 and the S-3401.

The S-320 appears similar to the R293.

Key Specifications

Pulse period 10 μs to 10 μs
Pulse width 5 ns to 250 μs
Rise time 1 ns
Pulse amplitude ±5 V to ±15 V
Programmable DC voltage 0 to ±50 V, 200 mA max
Programmable DC current 0 to ±300 mA, 20 V max