TSF/Red Llama supply resistor -- how does it affect the pedal?

Started by jaysg, November 23, 2011, 01:23:22 PM

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jaysg

The TSF has a 100 ohm resistor in line with the battery.   The Red Llama uses 1,000 ohms.   I see from mine, that the off-mode battery current is about 11mA with the 100 ohm and about 4mA with the 1K.   I've found positive and negative comments, but not a clear explanation of the tradeoffs besides battery life.   I'm hoping to bump it up some...maybe not all the way to 1K.  (I can't listen to it right now...obviously the best approach)

Also, what happens with an external power supply?

yeeshkul

I once placed that resistor after the big filter cap, and Llama was behaving really weird. The proper filtering ("low pass") is necessary for the circuit.

Nasse

My alien source says around 10 volts is optimal for high fidelity and headroom, 5 volts or so gives more gain but outpt impedance and freq range are what you pay for. Is that Marston paper online, micropower, was it with 4007?
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