I have a "stomp box" effects unit, should I connect it to the Effects Loop? How should I connect my speaker cabinet(s) to my Hartke 3500, "daisy-chain"? From output to cabinet?
Which cabinets do you recommend for use with the Hartke 3500? How do I order replacement speakers for my Hartke Cabinet/Combo?
Where can I get my Hartke product serviced? How do I register my warranty?
Can I add an extension cabinet to my Hartke Combo Amp? How can I determine my Hartke's date of manufacture?
I hear distortion from my cabinet, how do I remedy this issue? What kind of rack case can I mount my Hartke amp in?
Is the LH Series XLR Direct output pre or post EQ? What kind of tube is in my Hartke amplifier?
Can I have my Hartke speaker reconed? My Hartke 2500 has extra switches, what are they for?
Can I get a Hartke cabinet built to be 4 ohms? My new 3500 isn't as loud as the one I owned prior, what could be wrong?
When should my amp's cooling fan start spinning? How do I change the voltage on my Hartke amp?
Are Hartke's power ratings Peak or RMS?