I had a serious photography job coming up, my brother's wedding, and I started to realize how much more reliable my lighting kit could be. I had 2 CTR-301 radio receivers and only 1 transmitter. If anything happened to that transmitter, I'd be stuck triggering optically or just shooting natural light.
I also only had 3 old Sunpak 4xx strobes, and I had already replaced one that had failed about a year ago. Sometimes the battery doors jiggled loose, I had broken one foot already, and sometimes they fired full-power even though it was set for less.
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