Heathkit

UA-1

Amplifier, Power

Main Details
Maker Heathkit Brand Heath Company Company Daystrom, Incorporated Company
Function
Signal Path Analog Hardware
Made In United States
Date Produced 1958
Dimensions
(H × W × D)
Weight 13lbs (Shipped)
Power Source 117VAC, 50/60Hz 75W
Frequency Response 20Hz-20kHz ±1dB
Additional Specifications
Output Power 12W
Impedance Load 4/8/16Ω
THD (12W) 2%
SNR (1W) 63dB
SNR (12W) 73dB
Damping Ratio 1-15.66 User Selectable
Output Tube EL84 (6BQ5)
Tube Complement EL84 (6BQ5) (x2), 6AN8, EZ81 (6CA4)
MSRP (1958) $21.95
Connections
Input
Connector: RCA (Phono, Cinch)
Description: Mono, Socket (Female), Unbalanced
Output
Connector: Terminal Block
Description: Mono
Controls
Parameter: Input Level
Control Type: Rotary Pot
Parameter: Power
Control Type: Slide Switch
Range: On/Off
Parameter: Damping Factor
Control Type: Slide Switch
Range: Unity/15.66

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