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Hammond@zk3.dec.com Archives
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These are the archives from Mark Longo's original Hammond List, 1994-97
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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] RE: A100 reverb signal
---------- > > > I believe the AO-39 (main amp) drives the reverb tank (through some > current-limiting lamps). The output of the reverb tank is then sent to > the AO-35 (reverb amp, this number may be different on later A-100s). > The reverb amp provides no drive to the reverb tank. I doubt if the > AO-28 can successfully drive the reverb tank, as it is either a low > impedance load or (if not lo-Z) requires a substantial signal drive > voltage. Some power amplifier is still needed between the AO-28 output > and reverb tank input. > > If the object is to eliminate the internal console speakers, you can > either keep the main amp and connect it to a 20W load resistor > (necessary to keep from damaging the AO-39 output transformer) or use > a small transistor (or IC) amplifier. > I would rather pull the reverb tank and reverb amp out of the A100 and install it in the 710 cabinet (now converted to 147) and run the reverb straight off of the 147 amp to the two 8 ohm stationary 6x9's, but my concern is that running an 8 0hm load together with the 16 ohm load of the 15" bass and treble drivers might load the 147 amp improperly. Should I worry about this? Dallas....
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