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Fulltone's 70 blue vs. purple


 
12/7/2002 7:42 PM
Frank
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Fulltone's 70 blue vs. purple
What is the difference in the electronics. Can a purple one be upgraded?  
 
Thanks  
Frank
 
12/9/2002 5:34 AM
JodyRobinson
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The blue ones use 2SC828 transistors and a 250K volume pot. The older ones used BC10X trannies and a 500k volume pot.
 
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