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	<title>ChinaCoop PhotoBlog &#187; pop-up flash</title>
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	<description>exploring reality through documentary photography</description>
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		<title>Changed My Mind About Budget Radio Flash Triggers</title>
		<link>http://www.chinacoop.net/photoblog/picture-problems/changed-my-mind-about-budget-radio-flash-triggers</link>
		<comments>http://www.chinacoop.net/photoblog/picture-problems/changed-my-mind-about-budget-radio-flash-triggers#comments</comments>
		<pubDate>Wed, 27 May 2009 16:12:03 +0000</pubDate>
		<dc:creator>Cooper Strange</dc:creator>
				<category><![CDATA[picture problems]]></category>
		<category><![CDATA[software & equipment]]></category>
		<category><![CDATA[take better photos]]></category>
		<category><![CDATA[Cactus]]></category>
		<category><![CDATA[creativity]]></category>
		<category><![CDATA[flash]]></category>
		<category><![CDATA[flash trigger]]></category>
		<category><![CDATA[gear lust]]></category>
		<category><![CDATA[off camera flash]]></category>
		<category><![CDATA[optical slave]]></category>
		<category><![CDATA[optical trigger]]></category>
		<category><![CDATA[pop-up flash]]></category>

		<guid isPermaLink="false">http://www.chinacoop.net/photoblog/?p=621</guid>
		<description><![CDATA[It is called the Cactus. Why so, I have no idea. They are about $40 for a pair, and once you have them, you attach a radio transmitter to your flash hot shoe and the receiving to your flash. Place the flash anywhere you want and you have wireless radio flash triggering.
Of course, you could [...]]]></description>
			<content:encoded><![CDATA[<p>It is called the Cactus. Why so, I have no idea. They are about $40 for a pair, and once you have them, you attach a radio transmitter to your flash hot shoe and the receiving to your flash. Place the flash anywhere you want and you have wireless radio flash triggering.</p>
<p>Of course, you could just buy the unnamed, expensive radio triggers, and they really are worth the $400 or so if you need super reliability and other kinda groovy features, but those kind of folks will not read this anyway! I had given up on my pair of Cactus triggers. I had debated giving them away and just sticking with optical triggering (using the light of a flash to set off another flash wirelessly), but everything changed the past couple days. Here is what happened.<span id="more-621"></span></p>
<p>The problem with my Cactus radio triggers (aka &#8220;radio slaves&#8221;) was pretty simple: I would press the shutter release, and the flash would not fire. I press the test button on the Cactus, and nothing would happen. At first, they were just unreliable, which in time became utterly useless. Just a quick search on Flickr, and you will find loads of folks who love these and hate them (for these same reasons), so I figured I just had a dud pair.</p>
<p>So, I thought it was my battery. I changed that, and they were better for a while, but quickly went downhill again. That was when I discovered how reliable my optical flash triggering was.</p>
<p>I could use the pop-up flash on my camera to trigger my flash just about anywhere (around corners, through bodies, etc), at least, anywhere I had been using my radio wireless triggers. I still did not want the pop-up flash light in my photo, so most often, I deflected almost all the light with folded up paper or maybe just softened it with a coffee filter slid over the flash (high-tech, huh?).</p>
<p>There are two big negatives to this method of wireless flash, though. One, you are usually holding a piece of paper in front of the pop-up flash or holding a coffee filter on. That means you are shooting with one hand and sometimes at awkward angles. I did have the presence of mind to tape the coffee filter on a few times, but even still, it was a common problem.</p>
<p>And two (the <strong>really</strong> big downside), I am limited by the recycle rate on my pop-up flash. My &#8220;big&#8221; speedlight/flash can fire very quickly and many times in a row, but that little pop-up hangs after one or two shots and needs to recycle or recharge. And when you are doing a shoot with people (portraits, family, group, etc), and you see that perfect opportunity a half second after you  just fired&#8230;well, you miss it if you have to wait on that pop-up flash.</p>
<p>Having an optically triggered flash is still a great idea, but when that is a pop-up doing the triggering, you are greatly limited. If you had two or more speedlights, the &#8220;triggerer&#8221; either itself radio triggered or mounted on the camera, and the second flash triggered optically, you would be set. And that is where I am headed, but the pop-up flash just about killed my family shoot (see the last entry), and I had to find something different.</p>
<p>Re-enter: the Cactus triggers.</p>
<p>I took the Cactus trigger set and my flash down to buy batteries and test them out to make sure that was the problem. Oh, I have a little confession to make: as I was messing around with the idea of putting them back into action, I noticed the transmitter light was dim&#8230;i.e. it had a battery in it too and it was going dead. I should have known it had a battery too, but it just never registered in my head. I had figured it was using the camera&#8217;s power. I should have realized it had a battery because you can trigger it even when it is not attached to the camera. Not too quick on that one.</p>
<p>Anyway, turns out my brand new receiver battery was dead, because I had left it to &#8220;on&#8221; the last time I used it&#8230;at least, I assume that is why it is dead with almost no use, even though it was not receiving anything&#8230;unless that transmitter button is getting pressed accidentally in the bag&#8230;hmm. I digress, but an important digression for your information&#8217;s sake, don&#8217;t you think?</p>
<p><strong>Lesson 1: turn them off when finished and possibly keep that test button from accidental &#8220;testing&#8221;.</strong></p>
<p>Anyway, I replaced the dead receiver and the dying transmitter batteries, and the triggers (no-so-miraculously) worked flawlessly. One more thing, though: when I put the dying transmitter battery back in, it would still trigger the flash, but if I pressed it fast, several times in a row, it would miss a few of the clicks. With two fresh batteries, it would trigger the flash as fast as I could click the little test button. BINGO!</p>
<p><strong>Lesson 2: if your Cactus triggers are not firing 100%, try fresh batteries in both transmitter and receiver.</strong></p>
<p>So, once I realized it was just an issue of dead batteries, I bought some spares and put them to a field test. I am referring to the shoot I set up to fix the horrible flop of a shoot a couple days earlier. Flop shoot = pop-up flash triggered. Looking back at the photos from the second shoot, they never missed a beat; there was the flash in every photo, even when firing three or four quick shots when the family was in action.</p>
<p>So, for all those times I have hinted on this blog that my little Cactus radio triggers were less than wonderful, I take it back. That was probably the best $40 I  have ever spent on camera gear. If you are interested, just run over to <a title="Strobist, off camera flash supplies" href="http://www.mpex.com/" target="_blank">Midwest Photo Exchange</a> (where the cool, off-camera flash kind of folk go) and search for &#8220;cactus&#8221;. And do yourself a favor: pay $15 more for a V4 set, instead of the V2s set, which I have. You may not know it, but there are several <strong>very</strong> practical, little updates that make them much more useful in the field.</p>
<p>Come on, stop dreaming about $1,500 cameras and ungodly-expensive lenses, and drop $50 to make just about any flash (even that <span style="text-decoration: line-through;">stol</span> borrowed one from your dad&#8217;s camera bag) transform your photos from plane-jane to rockin&#8217;-awesome.</p>
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