ST-E3-RT

Canon Product Advisory for Speedlite 600EX-RT and ST-E3-RT Transmitter

December 13, 2015 By Eric Reagan

Canon has issued a product advisory for the Speedlite 600EX-RT and the ST-E3-RT Transmitter. Problems can arise with certain units when 7 or more units are linked together.

See the complete product advisory below, including instructions for identifying whether it affects your own equipment. [Read more…]

How the Canon 600EX-RT Flash Works with Yongnuo Triggers at a Fraction of the Price

March 8, 2015 By Eric Reagan

Last year, when I wrote about the Yongnuo YN600EX-RT that is a $188 clone of the Canon 600EX-RT it turned a lot of heads. Could Yongnuo really deliver a product that worked with Canon’s $500 flash at about a third of the price?

As it turns out, yes. [Read more…]

It May Be Illegal to Use the Canon 600EX-RT in Some Countries

January 24, 2013 By Eric Reagan

As noted in Canon’s documentation for the 600EX-RT Speedlite, only certain countries have approved the flash and the accompanying ST-E3-RT transmitter for lawful use under radio wave regulations. [Read more…]

Canon ST-E3-RT Speedlite Transmitter In Stock

October 4, 2012 By Eric Reagan

The initially hard to find Canon ST-E3-RT Speedlite Transmitter, which connects via radio transmission with Canon’s new 600EX-RT Speedlite, is now in stock. Check it out here at B&H Photo.