Stanford Research SR785 Dynamic Signal Analyzer. Dual channel 102kHz TESTED OK!

Stanford Research SR785 Two-Channel Dynamic Signal Analyzer

SRS Stanford Research Systems SR785 2 Channel Dynamic Signal Analyzer

Stanford Research SR785 Dynamic Signal Analyzer, Dual Channel, DC to 102.4 kHz

Stanford Research SR785 77760 Dynamic Signal Analyzer, Dual Channel

Stanford Research Systems SRS Model SR785 Dual Channel Dynamic Signal Analyzer

Stanford Research SR785 Dynamic Signal Analyzer, Dual Channel 102.4 kHz SN 46543