Heathkit

AA-31

Amplifier, Power

Main Details
Maker Heathkit Brand Heath Company Company Daystrom, Incorporated Company
Function
Channels/Tracks
  • 1 × Channel
Signal Path Analog Hardware
Made In United States
Date Produced 1961
Dimensions
(H × W × D)
Weight 24lbs (Shipped)
Power Source 105-125VAC, 50/60Hz 100W
Frequency Response 30Hz-15kHz ±1dB (20W)
Notes For use with AN-11 Microphone Input Impedance Matching Transformer
Additional Specifications
Output Power 20W
Impedance Load 4/8/16Ω/70.7V
Input Sensitivity (Mic) 1mV
Input Sensitivity (Phono) 6.5mV
Input Sensitivity (Aux) 0.25V
Tape Output Impedance 5kΩ
THD (20W, 1kHz) 0.7%
THD (20W, 30Hz-15kHz) 2%
IMD (20W, 60Hz:6kHz, 4:1) 2%
SNR (Mic) 50dB
SNR (Phono) 55dB
SNR (Aux) 65dB
Damping Factor 14
Output Tube 7591
Tube Complement 7591 (x2), 7199, 6EU7 (x3), GZ-34/5AR4
Finish Two-tone Grey
MSRP (1961) $59.95

Comments

There are no comments... Yet!
Login or Register to post a comment