Responses from as-audio

Upgrading the Audiolabor Konstant
Gentlemen, old thread, but this message is just to let all users know that arm bases and stell rods for konstant are available again from original manufacture. Thank you for attention.    
Burson Audio low level noise
Converted a number of these to low hum operation for the local distributor. 
Burson Audio low level noise
Gentlemen, the cause for the hum is in the unit itself. I will not publish it here due to legal restrictions, but it can be changed by a repairman. Please send me an email if you want a hum-free preamp.