Date: 09/12/2009 Views: 8682
Date: 10/19/2010 Views: 7281
Date: 03/18/2010 Views: 9500
Date: 08/23/2023 Views: 803645
Upper left: RMS (Root Mean Square) Meter Circa 1950s Lower Left: Signal Generator (Tone Generator), much newer than RMS Circa 60s/70s Right top and bottom: Power Supplies Circa 70s Way right: Scope (can only make out leg) Circa 80s