Heathkit

WA-P1

Amplifier, Pre

Main Details
Maker Heathkit Brand Heath Company Company
Function
Additional Model ID Preamplifier
Channels/Tracks
  • 1 × Channel
Signal Path Analog Hardware
Made In United States
Date Produced 1952-1954
Dimensions
(H × W × D)
Weight 7lbs (Shipped)
Power Source 6.3VAC, 600mA, 200VDC, 6mA
Notes Requires power sourced from a W-2M or W-3M amplifier.
Additional Specifications
Input Sensitivity (Low Gain, 1kHz, 1.2V Out) 0.2V
Input Impedance (Low Gain) 1MΩ
Input Sensitivity (High Gain, 1kHz, 1.2V Out) 4mV
Input Impedance (High Gain) 22kΩ
Tube Complement 12AY7, 12AU7 12AX7 may be substituted for 12AY7
MSRP (1952) $19.75
Connections
Input (Tuner)
Connector: RCA (Phono, Cinch)
Description: Mono, Socket (Female), Unbalanced
Input (Crystal Phono Pickup)
Connector: RCA (Phono, Cinch)
Description: Mono, Socket (Female), Unbalanced
Input (Magnetic Phono Pickup)
Connector: RCA (Phono, Cinch)
Description: Mono, Socket (Female), Unbalanced
Output
Connector: RCA (Phono, Cinch)
Description: Mono, Socket (Female), Unbalanced
Controls
Parameter: Tone (Treble)
Control Type: Rotary Pot
Range: ±15dB
Parameter: Tone (Bass)
Control Type: Rotary Pot
Range: ±15dB
Parameter: Input
Control Type: Rotary Switch
Range: 4

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