Heathkit

A-7D

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 1955
Dimensions
(H × W × D)
Weight 10lbs (Shipped)
Power Source 105-125VAC, 50/60Hz
Frequency Response 20Hz-20kHz ±1.5dB
Notes Improved output transformer over A-7B.
Additional Specifications
Output Power 7W
Impedance Load 4/8/16Ω
THD (7W) 1.5%
SNR (7W) 60dB
Output Tube 12A6
Tube Complement 12A6 (x2),12SQ7GT, 12SN7, 5Y3GT
MSRP (1955) $16.95

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