Heathkit

AJ-53

Radio Tuner

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 1965
Dimensions
(H × W × D)
Weight 10lbs (Shipped)
Power Source 105-125VAC, 50/60Hz 19W
Frequency Response 20Hz-2kHz ±1dB, +7dB Pre-emphasis at 9.5kHz
Notes Updated AJ-21
Additional Specifications
Tuning Range 550kHz-1.6MHz
IF Frequency 455kHz
Sensitivity (20dB Quieting, IHFM, 1kHz) 20µV
Output Impedance 5kΩ
Input Signal (1V, 30% Modulation, 1kHz) 7µV
SNR (5000µV, 30% Modulation, 400Hz) 36dB
Image Ratio (1kHz) 57dB
Harmonic Distortion (750µV, 95% Modulation) 2%
IF Rejection (1kHz) 69dB
Tube Complement 6BA6 (x2), 6BE6, 12AU7
Finish Mocha Brown, Beige and Black
MSRP (1965) $27.95

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