SPG Goes Up And Down When Breathing? - Scuba Tech Tips: S15E03

Is it normal for the Submersible Pressure Gauge (SPG) needle to move up and down while breathing? Alec explains why a bouncing SPG needle is normal and what causes it. Watch my "Alec Peirce at the Ranch" for ranch and home ideas.    / @alecpeirceattheranch   **** Alec Peirce Scuba **** SCUBA TECH TIPS playlists ▶︎ Series 15:    • Scuba Tech Tips - Series 15   ▶︎ Series 14:    • Scuba Tech Tips - Series 14   ▶︎ Series 13:    • Scuba Tech Tips - Series 13   ▶︎ Series 12:    • Scuba Tech Tips - Series 12   ▶︎ Series 11:    • Scuba Tech Tips - Series 11   ▶︎ Series 10:    • Scuba Tech Tips - Series 10   ▶︎ Series 9:    • Scuba Tech Tips - Series 9   ▶︎ Series 8:    • Scuba Tech Tips - Series 8   ▶︎ Series 7:    • Scuba Tech Tips - Series 7   ▶︎ Series 6:    • Scuba Tech Tips - Series 6   ▶︎ Series 5:    • Scuba Tech Tips - Series 5   ▶︎ Series 4:    • Scuba Tech Tips - Series 4   ▶︎ Series 1, 2 & 3:    • Scuba Tech Tips - Series 1, 2 & 3   VINTAGE SCUBA playlists ▶︎ Series 10:    • Vintage Scuba - Series 10   ▶︎ Series 9:    • Vintage Scuba - Series 9   ▶︎ Series 8:    • Vintage Scuba - Series 8   ▶︎ Series 7:    • Vintage Scuba - Series 7   ▶︎ Series 6:    • Vintage Scuba - Series 6   ▶︎ Series 5:    • Vintage Scuba - Series 5   ▶︎ Series 4:    • Vintage Scuba - Series 4   ▶︎ Series 3:    • Vintage Scuba - Series 3   ▶︎ Series 2:    • Vintage Scuba - Series 2   ▶︎ Series 1:    • Vintage Scuba - Series 1   SEA HUNT REMEMBERED playlists ▶︎ Series 3:    • Sea Hunt Remembered - Series 3   ▶︎ Series 2:    • Sea Hunt Remembered - Series 2   ▶︎ Series 1:    • Sea Hunt Remembered - Series 1   SEA HUNT COLLECTOR ▶︎ Website: http://seahuntcollector.com