Symbols shown are for World Aeronautical Charts (WAC), Sectional aeronautical charts and Terminal Area Charts (TAC). When a symbol is different on any VFR chart series, it will be annotated thus: WAC or Not shown on WAC.
“Squawk VFR” or “Squawk 1200”When in Class G or E airspace, they can operate independently without contacting anyone. In these cases, if the plane has a transponder, they set it to the standard VFR code, which is 1200.