Date: 10/25/2009 Views: 2740
Date: 03/29/2011 Views: 2504
Date: 07/03/2009 Views: 2562
Date: 08/23/2023 Views: 82061
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