Heathkit

AA-141

Amplifier, Pre

Main Details
Maker Heathkit Brand Heath Company Company Daystrom, Incorporated Company
Function
Channels/Tracks
  • 2 × Channel
Signal Path Analog Hardware
Made In United States
Date Produced 1961
Weight 7lbs (Shipped)
Power Source 117VAC, 50/60Hz 17.5W
Frequency Response 20Hz-20kHz ±1dB
Notes Updated AA-20
Additional Specifications
Input Sensitivity (Mag Phono) 4mV
Input Impedance (Phono) 47kΩ
Input Sensitivity (Crystal Phono) 0.15V
Input Impedance (Crystal Phono) 2.4MΩ
Input Sensitivity (Aux) 0.2V
Input Impedance (Aux) 500kΩ
Output Voltage 2.5V
THD (Mag Phono) 0.2%
THD (Aux) 0.15%
IMD (2.5V) 0.05%
SNR (Mag Phono) 50dB
SNR (Aux) 60dB
Channel Separation 45dB
Tube Complement 12AX7 (x5)
Finish Charcoal Gray and Luggage-Tan Vinyl
MSRP (1961) $34.95

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