You can see pictures of my Grey MK1 Tonus Arp 2600 in the photo section. It has had both 4012 and modified 4072 filters. I prefer the 4072. The 4012 is somewhat thin compared to the very fat 4072. Ethan
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By the way...
2003-06-12 by ethanzer0
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2003-06-12 by ethanzer0
You can see pictures of my Grey MK1 Tonus Arp 2600 in the photo section. It has had both 4012 and modified 4072 filters. I prefer the 4072. The 4012 is somewhat thin compared to the very fat 4072. Ethan