• Freq. response 20Hz - 40Khz <1db unweighted
• Thd+N vs Freq <70db @ 10khz
• Separation >60db
• Input level >20 dBu @ 50hz
• Input Impedance 600ohm
• Output Impedance 600ohm
• Output Source Impedance <4ohms
• Output 27dbm before clipping
• Gain (+4dbm in) -1dbm to 22db (atten fully ccw-cw, and no limit)
• Tube anode supply
• Tube Regulated B+ volts 240
• Max 6386 grid volts 70v
• Slow rise regulated Linear heater supply for 6386 tubes or new CVT option - fitted as standard
• Attack time position 1,2 & 6 200ms
• Attack time position 3 & 5 400ms
• Attack time position 4 800 ms
• Release time position 1 300ms
• Release time position 2 800ms
• Release time position 3 -2 Seconds
• Release time position 4 5 Seconds
• Release time position 5 -2 Seconds (Auto)
• Compression Ratio 1:1 to 1:20
• Simple on-board temperature sensor set 60deg
• 8 Sowter Mu metal transformers
• 4 mains power transformers (euk / us switchable)
• 2 Inductors
• Polarity input and output XLR connectors fully transformer balanced pin 2 hot
• Total weight 30kgs
• 230v euk model
• 8u rack height
• Switched IEC mains inlet

Servicing the AT-101 is very simple with both front panels now on torque hinges. Both these panels open outward. The AT-101 weighs around 30kgs and takes up 8 units of rack space mostly comprising of tubes and almost as many transformers its analogue audio at its best.